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This is a commentary on "Same-sex Marriage and Common Mental Health Diagnoses: A Sibling Comparison and Adoption Approach" by Xu, Rahman, Hiyoshi, and Montgomery. It considers the advantages and disadvantages of the study design and the contribution the study makes to the scientific literature. Discussed are issues of phenotype accuracy especially with respect to sexual orientation and other potential confounds, and some comments on common misunderstandings of the meaning and implications of findings of genetic correlations to human behavior.

Objective: Dual use of male condoms and female contraceptives is widely advocated for unplanned pregnancy prevention, yet college students often neglect condoms. This feasibility and acceptability study assessed the efficacy of a self-guided home-based condom-promotion intervention among college students in heterosexual relationships. Participants: Fifty-nine couples who had been together at least 30 days and had penile-vaginal sex at least twice weekly. Methods: Assessments were done at baseline and 6 months later. Outcomes were frequency of condom-unprotected penile-vaginal sex and four psychosocial mediators of condom use. Results: Frequency of unprotected penile-vaginal sex decreased over time. Several corresponding psychosocial mediators showed change, particularly among women. Using actor-partner interdependence modeling, men's increase in condom use was associated with an increase in women's sexual pleasure. Conclusion: Findings support implementation of a brief, self-guided, home-based condom-use intervention that could lower incidence of unplanned pregnancy and STIs among heterosexually active college students.

The phenotypic measures used by Ganna et al (Research Articles, 30 August 2019, p. 882) lump together predominantly heterosexual, bisexual, and homosexual individuals, including those who have experimented with a same-sex partner only once. This may have resulted in misleading associations to personality traits unrelated to understood categories of human sexuality. Scientific studies of human sexuality should use validated and reliable measures of sexual behaviors, attractions, and identities that capture the full spectrum of complexity., (Copyright © 2021, American Association for the Advancement of Science.)

The consistently high rate of sexually transmitted infections among people 18-24 years old warrants novel strategies promoting condom use among large segments of this population. Ample opportunity exits to employ such strategies in university settings. This study evaluated a sex-positive, home-practice intervention designed to promote condom use among university undergraduates engaging in penile-vaginal intercourse (PVI). A sample of 29 opposite-sex undergraduate couples, engaging in PVI, was recruited from a large university. After teaching couples about condom use, a health educator helped couples select condoms/lubricants from options comprising various sizes, fits, shapes, textures, and other features. A 30-day 'homework assignment' was made to use these products while reducing condom use errors/problems and enhancing sexual pleasure. A repeated measures design, with a six-month observation period, was used to evaluate the program. Over the six-month period, the mean frequency of condomless PVI decreased from 26.4 to 3.9 times ( P  < .001). Significant and favorable changes were also found relative to attitudes toward condom use ( P  =   .027) and in condom use self-efficacy ( P  < .001). Most students completing the follow-up assessment indicated the intervention would favorably impact their future condom use. Findings suggest this intervention program may be important to promoting condom use among university couples engaging in PVI.

This paper explores how people ( n = 1,093) who identify as asexual or on the ace spectrum (i.e., graysexual, demisexual) define sex behaviorally using a list of 22 specific behaviors and assesses their lifetime behavioral histories and interest in future engagement in these activities. Lifetime behavioral history was also compared to each individual's personal definition of sex. Asexual, demisexual, and graysexual groups defined sex similarly. Although there were significant group differences in behavioral histories, almost all had engaged in behaviors included in their personal definition of sex. There was little interest in engaging in "sex" in the future (~4% asexual and graysexual groups, ~12% demisexuals, p < .004). Reasons for or against engaging in these behaviors in the future were explored qualitatively. The most common reasons were classified as "Emotional connection," "Partner interest," and "Disinterest-Disgust," with significant group differences noted. Disinterest-Disgust was the most frequently cited reason for the asexual group (43%). Emotional Connection was the most frequent reason for the graysexual (40%) and demisexual (69.3%) groups. Findings highlight the heterogeneity of the ace community with regard to history of and interest in sexual behaviors and the importance of distinguishing between wanting and being willing to engage in sexual behaviors across the ace spectrum.

Objective: Most treatment options for cervical intraepithelial neoplasia 2/3 (CIN2/3) are either excisional or ablative, and require sequential visits to health care providers. Artesunate, a compound that is WHO-approved for treatment of acute malaria, also has cytotoxic effect on squamous cells transformed by HPV. We conducted a first-in-human Phase I dose-escalation study to assess the safety and efficacy of self-administered artesunate vaginal inserts in biopsy-confirmed CIN2/3., Methods: Safety analyses were based on patients who received at least one dose, and were assessed by the severity, frequency, and duration of reported adverse events. Tolerability was assessed as the percentage of subjects able to complete their designated dosing regimen. Modified intention-to-treat analyses for efficacy and viral clearance were based on patients who received at least one dose for whom endpoint data were available. Efficacy was defined as histologic regression to CIN1 or less. Viral clearance was defined as absence of HPV genotoype (s) detected at baseline., Results: A total of 28 patients received 1, 2, or 3 five-day treatment cycles at study weeks 0, 2, and 4, respectively, prior to a planned, standard-of-care resection at study week 15. Reported adverse events were mild, and self-limited. In the modified intention-to-treat analysis, histologic regression was observed in 19/28 (67.9%) subjects. Clearance of HPV genotypes detected at baseline occurred in 9 of the 19 (47.4%) subjects whose lesions underwent histologic regression., Conclusions: Self-administered vaginal artesunate inserts were safe and well-tolerated, at clinically effective doses to treat CIN2/3. These findings support proceeding with Phase II clinical studies., Competing Interests: Declaration of competing interest Dr. Trimble’s institution reports grants from Frantz Viral Therapeutics, LLC, for the conduct of the study. Dr. Trimble reports consulting fees from Inovio, Merck, Vedantra Pharmaceuticals, Janssen, and GlaxoSmithKlein; grants from Inovio Pharmaceuticals, Stand Up to Cancer, The Commonwealth Foundation, Hoffman-La Roche, and the Dana Foundation; and board participation for the Australian Cancer Research Foundation and the Scientific Advisory Board of the Keystone Symposia, outside the submitted work. Dr. Levinson's institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study. Dr. Maldonado reports nothing to disclose. Dr. Donovan reports nothing to disclose. Ms. Clark reports nothing to disclose. Dr. Fu's institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study. Ms. Shay's institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study. Ms. Sauter's institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study. Ms. Sanders' institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study. Mr. Frantz reports personal fees from Frantz Viral Therapeutics, LLC and outside the submitted work, and being related to the CEO of Frantz Viral Therapeutics, LLC. He is the Vice President of Amarex, which received fees from FVT during the conduct of the study. Ms. Plesa reports personal fees and, her institution reports grants from Frantz Viral Therapeutics, LLC during the conduct of the study., (Copyright © 2020 Elsevier Inc. All rights reserved.)

We aimed to assess, among a U.S. probability sample of adult women: (1) the prevalence of, and reasons given for, faking and no longer faking orgasm, (2) women's histories of sexual non-communication and reasons for non-communication, (3) associations between sexual non-communication and sexual satisfaction and faking orgasm, (4) associations between specific sexual communication and recent sexual satisfaction, and (5) associations between specific sexual communication and faking orgasm. Respondents were 1008 adult women ages 18-94 from the GfK KnowledgePanel (a nationally representative probability sample of non-institutionalized and English-speaking adults), who completed a confidential Internet-based survey. Although 58.8% of female respondents reported having ever faked/pretended orgasm, 67.3% of those who had ever faked orgasm no longer did. Women who continued to fake orgasms were more likely to indicate embarrassment talking about sex with their partner in explicit ways and were less likely to agree that they and their partner are able to talk specifically about what makes sex more pleasurable for them. More than half (55.4%) of women reported they had wanted to communicate with a partner regarding sex but decided not to; the most common reasons were not wanting to hurt a partner's feelings (42.4%), not feeling comfortable going into detail (40.2%), and embarrassment (37.7%). Greater self-reported sexual satisfaction was associated with more comfortable sexual communication. Study findings and implications for professionals are discussed in the context of adult sexual development and learning. This includes growing more comfortable talking with a partner about sexual preferences and sexual pleasure.

Sexual orientation is a multi-dimensional concept, at a minimum comprised of sexual identity, sexual attraction, and sexual behavior. Our study aimed to assess relationships among self-identified sexual identity, sexual attraction, and sexual behaviors in a probability sample of adults in the U.S. and to identify associated factors with diverse patterns. We collected data from adults in the 2015 National Survey of Sexual Health and Behavior, an Internet-based nationally representative probability survey of the general U.S. population. Concordance between sexual identity versus sexual attraction and sexual behaviors was assessed using percent agreement. We identified correlates of discordance using logistic regression. Concordance between sexual identity versus sexual attraction and past-year sexual behaviors was 94% and 96%, respectively, though our sample was predominately composed of heterosexual individuals. Women and sexual minority individuals reported greater discordance across sexuality-related measures than men and heterosexual individuals. Younger adults (aged 18-24 years) were more likely to report sexual behaviors discordant with sexual identity compared with older adults (including those ages 25-34 years). Higher levels of educational attainment were significantly associated with less discordance of reported recent sexual activity and sexual identity. Measures of sexual identity, attraction, and behaviors are not interchangeable. Future research should consider multiple sexuality-related measures in order to capture the complexity and variability of sexualities.

Background: The aim of this study was to test the hypothesis that receptive partners in penile-vaginal intercourse (PVI) who exercise independent decision making over condom use during menses do so to avert sexually transmissible infection (STI) transmission or acquisition. Methods: Data were collected through a partnership with Clue, the industry-leading female health app. A brief web-based questionnaire was developed, translated into 10 languages, and made accessible via a URL link sent to Clue users and posted on social media. Inclusion criteria were: age ≥14 years, not being currently pregnant and engaging in PVI and condom use during menses in the past 3 months. The analytical subsample comprised 12889 respondents residing in 146 countries. Results: Twenty per cent indicated independent decision making about condom use during menses. Independent decision making was associated with lower odds of reporting that condoms were used for contraception (adjusted odds ratio (aOR) 0.65; 99% confidence interval (CI) 0.57-0.73) and higher odds that they were used for the prevention of STIs (aOR 1.44; 99% CI 1.28-1.61). A third significant finding pertained to always using condoms during menses; this was less likely among those indicating independent (female only) decision making (aOR 0.69; 99% CI 0.62-0.78). Non-significant associations with another two outcomes were found: protecting the partner against menstrual blood and protecting themselves against semen. Conclusions: Findings from people in 146 countries strongly support the hypothesis that those exercising independent decision making over condom use during menses do so to avert STI transmission or acquisition. That only one-fifth of this global sample reported this type of independent decision making suggests that empowerment-oriented (structural-level) interventions may be advantageous for individuals who are the receptive partner in PVI that occurs during menses.

Background The aim of this study was to test the hypothesis that receptive partners in penile-vaginal intercourse (PVI) who exercise independent decision making over condom use during menses do so to avert sexually transmissible infection (STI) transmission or acquisition., Methods: Data were collected through a partnership with Clue, the industry-leading female health app. A brief web-based questionnaire was developed, translated into 10 languages, and made accessible via a URL link sent to Clue users and posted on social media. Inclusion criteria were: age ≥14 years, not being currently pregnant and engaging in PVI and condom use during menses in the past 3 months. The analytical subsample comprised 12889 respondents residing in 146 countries., Results: Twenty per cent indicated independent decision making about condom use during menses. Independent decision making was associated with lower odds of reporting that condoms were used for contraception (adjusted odds ratio (aOR) 0.65; 99% confidence interval (CI) 0.57-0.73) and higher odds that they were used for the prevention of STIs (aOR 1.44; 99% CI 1.28-1.61). A third significant finding pertained to always using condoms during menses; this was less likely among those indicating independent (female only) decision making (aOR 0.69; 99% CI 0.62-0.78). Non-significant associations with another two outcomes were found: protecting the partner against menstrual blood and protecting themselves against semen., Conclusions: Findings from people in 146 countries strongly support the hypothesis that those exercising independent decision making over condom use during menses do so to avert STI transmission or acquisition. That only one-fifth of this global sample reported this type of independent decision making suggests that empowerment-oriented (structural-level) interventions may be advantageous for individuals who are the receptive partner in PVI that occurs during menses.

Women who have sex with women (WSW) are more likely to report experiencing an orgasm during partnered sex, compared to women who have sex with men (WSM). We investigated whether this difference can be partially accounted for by phallocentric imperatives-gendered sexual scripts that prioritize men's sexual experience. For example, these imperatives emphasize vaginal-penile intercourse (i.e., the coital imperative) and men's physical pleasure (i.e., the male orgasm imperative). We reasoned that a larger variety of sexual behaviors indicates less adherence to the coital imperative and that more self-oriented orgasm goals for women indicate less adherence to the male orgasm imperative. Consistent with previous work, we expected WSW to report higher rates of orgasm than WSM when taking frequency of sex into account. We also hypothesized that this difference in orgasm rates would dissipate when controlling for variety of sexual behavior and women's self-oriented orgasm goals. In a sample of 1988 WSM and 308 WSW, we found that WSW were 1.33 times (p < .001) more likely to report experiencing an orgasm than WSM, controlling for frequency of sex. This incidence rate ratio was reduced to 1.16 (p < .001) after taking into account variety of sexual behavior and self-oriented orgasm goals. Our findings indicate that certain sexual scripts (e.g., phallocentric imperatives) help explain the orgasm discrepancy between WSW and WSM. We discuss masturbation as another male-centered practice that may be relevant to this gap, as well as implications for intervention and future research.

Objective: To conduct a pilot test of a brief, self-guided, home-based program designed to improve male condom use attitudes and behaviors among young women., Participants: Women aged 18-24 years from a large Midwestern University reporting having had penile-vaginal sex with two or more partners in the past 3 months. Sixty-seven enrolled; 91.0% completed the study., Methods: A repeated measures design was used, with assessments occurring at baseline, immediately  post intervention (T2), and 30 days subsequent (T3)., Results: Condom use errors and problems decreased, condom-related attitudes and self-efficacy improved, and experiences of condom-protected sex were rated more positively when comparing baseline with T2 and T3 scores. Further, the proportion of condom-protected episodes more than doubled between T1 and T3 for those in the lowest quartile for condom use at baseline., Conclusion: This low-resource, home-based program improved condom-related attitudes and promoted the correct and consistent use of condoms.

The objective of this study was to investigate women's willingness to experiment with new condoms and lubricants, in order to inform condom promotion in a city with high rates of poverty and HIV. One hundred and seventy-three women (85.9% Black) sexually transmitted infection clinic attendees in Jackson, Mississippi, United States completed a questionnaire assessing willingness to experiment with condoms and lubricants and sexual pleasure and lubrication in relation to last condom use. Most women were willing to: (1) experiment with new types of condoms and lubricants to increase their sexual pleasure, (2) touch/handle these products in the absence of a partner, and (3) suggest experimenting with new condoms and lubricants to a sex partner. Previous positive sexual experiences with lubricant during condom use predicted willingness. The role women may play in male condom use should not be underestimated. Clinicians may benefit women by encouraging them to try new types of condoms and lubricants to find products consistent with sexual pleasure.

The study purpose was to assess, in a U.S. probability sample of women, experiences related to orgasm, sexual pleasure, and genital touching. In June 2015, 1,055 women ages 18 to 94 from the nationally representative GfK KnowledgePanel® completed a confidential, Internet-based survey. While 18.4% of women reported that intercourse alone was sufficient for orgasm, 36.6% reported clitoral stimulation was necessary for orgasm during intercourse, and an additional 36% indicated that, while clitoral stimulation was not needed, their orgasms feel better if their clitoris is stimulated during intercourse. Women reported diverse preferences for genital touch location, pressure, shape, and pattern. Clinical, therapeutic, and educational implications are discussed.

Research suggests the relationship between pleasure and condom use during penile-vaginal intercourse (PVI) is associated with relationship status. This online study examined pleasure ratings and condom use at last PVI, stratifying by partner type, among a national sample of Canadian university students. Participants were 715 undergraduates (60.7% women, 39.3% men) who reported on their most recent sexual experience. Condom use decreased with level of relationship commitment, whereas ratings of pleasure increased. Overall, participants were more likely to rate their most recent PVI as Very pleasurable when condoms were not used compared to when condoms were used. However, when stratified by partner type, these differences largely disappeared. For women, with one exception, there were no differences in pleasure between PVI with and without condoms across most partner-type categories. Women in committed dating relationships were more likely to report their last PVI as very pleasurable if condoms were not used than women in these same relationships who had used condoms. Across relationship categories, men who did and did not use condoms did not differ in terms of their pleasure ratings. The results of this study suggest relationship context should be taken into account when assessing condom use experiences.

Disclosure of sexual identity among sexual minority women is related to better outcomes and improved quality of care. The existing literature on sexual minority women's experiences of identity disclosure and related interactions with healthcare providers draws little distinction between different groups of sexual minority women, despite the different barriers, stigma and health outcomes that exist between them. This paper presents factors influencing identity disclosure and describes the characteristics of interactions that sexual minority women have with their healthcare providers around sexual identity and health. Using a mixed-methods approach, both qualitative and quantitative data were gathered using an online survey. The sample included lesbian, bisexual, queer and pansexual women from across the USA. Qualitative and quantitative data were analysed concurrently, and qualitative themes were quantified and integrated into quantitative analyses. Identity disclosure, reasons for disclosing identity and characteristics of interactions with providers varied by identity, but often overlapped. Bisexual and pansexual participants were significantly less likely to disclose identity than lesbian participants. There were no significant differences related to age or ethnicity. Findings from this study have the potential to inform ethical medical practices and improve healthcare quality among sexual minority women.

This study explored labeling of penile-anal intercourse (PAI), manual-anal (MA), and oral-anal (OA) behaviors as having "had sex" among heterosexual men and women with such experience residing in the United States (n = 3,218). Adult men and women completed an online questionnaire assessing sexual behaviors and whether each counted as having had sex. With the exception of anal intercourse, there was high variation in whether a behavior was labeled having had sex. There was not consensus on which anal sexual behaviors constituted having had sex, with attitudes varying across age, gender, and behavioral experience. Those who were older, male, and had the specific behavioral experience were more likely to label it as having had sex. Behaviorally specific assessments of the various anal behaviors as part of the sexual repertoire is critical to more accurate evaluation of sexual histories and assessment of risks to sexual health.

This study assessed the prevalence of sexual behaviors among a nationally representative sample of Latino men and women in the United States (US) (N = 432) including Spanish language data collection. Prior studies of sexual health among US Latinos have consisted of convenience samples, and focused mainly on assessing risk behaviors. We consider a broader range of sexual behaviors, subjective sexual experiences (e.g. pleasure and arousal), and STI testing behaviors. Analyses by language dominance and gender indicate a higher variability in sexual behaviors for English-dominant participants and a link between overall STI testing to regular medical examinations, especially women. Higher rates of pleasure, orgasms and arousal was reported by Spanish-dominant men and women, relative to the English-dominant group. Results represent a nuanced examination of internal differentiation among US Latinos and provides applicable data for reducing sexual health disparities in this population.

Collecting information on sexual identity is critical to ensuring the visibility of minority populations who face stigmatization and discrimination related to sexual identities. However, it is challenging to capture the nuances of sexual identity with traditional survey research methods. Using a mixed-methods approach, we gathered data on the sexual identities of 80 behaviorally bisexual women in the Midwestern United States through an online survey. When provided different types of measures (e.g., open ended and fixed response) and different contexts in which to identify (e.g., private and public), participants varied in how they reported their sexual identities. Qualitative analysis of participant narratives around identity change finds partitioning and ranking of attraction is a key component in understanding behaviorally bisexual women's identities. We further identify a division regarding the desired outcomes of identity development processes. Given the multiple ways in which participants identified depending upon the type of measure and the context specified, and the variation in identification over time, results support reconsidering the capability of typical measures and methods used in survey research to capture sexual identity information. Additionally, findings highlight the utility of including multiple, context-specific measures of sexual identities in future research.

Prenatal sex hormone levels affect physical and behavioral sexual differentiation in animals and humans. Although prenatal hormones are theorized to influence sexual orientation in humans, evidence is sparse. Sexual orientation variables for 34 prenatally progesterone-exposed subjects (17 males and 17 females) were compared to matched controls (M age = 23.2 years). A case-control double-blind design was used drawing on existing data from the US/Denmark Prenatal Development Project. Index cases were exposed to lutocyclin (bioidentical progesterone = C 21 H 30 O 2 ; M W : 314.46) and no other hormonal preparation. Controls were matched on 14 physical, medical, and socioeconomic variables. A structured interview conducted by a psychologist and self-administered questionnaires were used to collect data on sexual orientation, self-identification, attraction to the same and other sex, and history of sexual behavior with each sex. Compared to the unexposed, fewer exposed males and females identified as heterosexual and more of them reported histories of same-sex sexual behavior, attraction to the same or both sexes, and scored higher on attraction to males. Measures of heterosexual behavior and scores on attraction to females did not differ significantly by exposure. We conclude that, regardless of sex, exposure appeared to be associated with higher rates of bisexuality. Prenatal progesterone may be an underappreciated epigenetic factor in human sexual and psychosexual development and, in light of the current prevalence of progesterone treatment during pregnancy for a variety of pregnancy complications, warrants further investigation. These data on the effects of prenatal exposure to exogenous progesterone also suggest a potential role for natural early perturbations in progesterone levels in the development of sexual orientation.

Purpose: Structural discrimination is associated with negative health outcomes among sexual minority populations. Recent changes to state-level and national legislation provide both the opportunity and the need to further explore the impact of legislation on the health indicators of sexual minorities. Using an ecosocial theory lens, the present research addresses the relationship between structural support or discrimination and satisfaction with one's health care provider among sexual minority women., Methods: Data were drawn from an online survey of sexual minority women's health care experiences. Using the Andersen Behavioral Model of Health Services Utilization to operationalize the variables in our model, we examined the relationship between state-level nondiscrimination legislation and satisfaction with provider-a widely used measure of health care quality-through regression analysis., Findings: Participants in structurally supportive states (i.e., those with nondiscrimination legislation) were more likely to disclose their sexual identity to their providers and to report higher satisfaction with their providers. The absence of nondiscrimination legislation was associated negatively with satisfaction with providers., Conclusions: Results of our study show that the external environment in which sexual minority women seek health care, characterized by structural support or lack thereof, is related to perceived quality of health care., (Copyright © 2017 Jacobs Institute of Women's Health. Published by Elsevier Inc. All rights reserved.)

Background: Reliable and valid scale measures of barriers to condom use are not available for young black men who have sex with men (YBMSM). The purpose of this study was to evaluate the Condom Barriers Scales for application with YBMSM., Methods: A clinic-based sample of 600 YBMSM completed a computer-assisted self-interview. The primary measure was a 14-item abbreviated version of the Condom Barriers Scale. Reliability and criterion validity were assessed., Results: All 3 subscales were reliable: partner-related barriers (Cronbach α=0.73), sensation-related barriers (α=0.70), and motivation-related barriers (α =0.81). A complete absence of barriers was common: 47.0% (partner-related), 30.7% (sensation-related), and 46.5% (motivation-related). Dichotomized subscales were significantly associated with reporting any condomless insertive anal sex (all Ps < 0.001) and any condomless receptive anal sex (all Ps < 0.001). The subscales were significantly associated with these measures of condomless sex preserved at a continuous level (all Ps <0.001, except for sensation barriers associated with condomless receptive anal sex = 0.03). Further, the subscales were significantly associated with reporting any condom use problems (all Ps <0.001) and a measure of condomless oral sex (all Ps <0.001, except for partner-related barriers=0.31). Finally, the sensation-related barriers subscale was significantly associated with testing positive for Chlamydia and/or gonorrhea (P=0.049)., Conclusions: The 3 identified subscales yielded adequate reliability and strong evidence of validity, thereby suggesting the utility of these brief measures for use in observational and experimental research with YBMSM.

This study investigated whether intact young Black MSM differed from their circumcised counterparts regarding condom use behaviors and perceptions and HIV/Chlamydia/gonorrhea. Young Black MSM completed a self-interview, including a pictorial item assessing circumcision status and measures of condom use. Twenty-seven percent of 388 participants reported not being circumcised. With one exception, no associations tested approached significance. The mean frequency of unprotected insertive anal sex for circumcised men was about twice as high compared to those intact (P = .04). Intact young Black MSM did not differ from circumcised men relative to prevalence of STIs (including HIV) or condom use behaviors as reported only by insertive partners.

The Sexual Excitation/Sexual Inhibition Inventory for Women (SESII-W) assesses propensities for sexual excitation (SE) and inhibition (SI). Previous research utilizing the SESII-W included samples comprised exclusively or almost entirely of heterosexual women. The purpose of this study was to examine the psychometric properties of the SESII-W and assess its relation to aspects of sexual function within a sample of lesbian and bisexual women. The sample included 974 self-identified bisexual (n = 733) or lesbian/homosexual (n = 241) women who completed an online survey including items assessing women's sexual behaviors, feelings, and functioning, sociodemographics, and the SESII-W. The sample was split; exploratory factor analyses were conducted on the first half, yielding eight lower-order factors with two higher-order factors. Confirmatory factor analysis was conducted on the second half and suggested reasonable model fit. SI was positively correlated with sexual problems and negatively correlated with sexual pleasure; the correlations were significant but small. Hierarchical regression analyses were conducted to examine the relationships between SESII-W scores and sexual problems/sexual pleasure, controlling for age, relationship duration, and relationship status. Four lower-order factors predicted reports of sexual problems. Findings indicated the SESII-W has similar psychometric properties among sexual minority women as it does among heterosexual women.

A sizable minority of women report lifetime sexual behavior with both men and women. In the present study, a multinational sample of women who reported genital contact with at least one man and one woman in their lifetime (N = 2,751) were asked to provide their behavioral definitions of "having sex with a woman" and "having sex with a man." Replicating previous research, participants were asked "Would you say you 'had sex' with a woman/man if the most intimate behavior you engaged in with her/him was …" followed by a list of behaviors that differed based on the hypothetical partner gender. While most participants indicated that they would consider "having had sex" if they engaged in a variety of behaviors, behaviors involving genital contact were most often included within the participants' definitions of having sex, regardless of partner gender. The percentage of behaviors included in the participants' definitions of having sex with a woman (M = 59.40%, SD = 20.77%) was higher than the percentage of behaviors included in their definition of having sex with a man (M = 37.26%, SD = 28.97%). Broadening our understanding of "having sex" for individuals with diverse sexual experiences may have important implications for clinicians and researchers.

Objective: The aim of this study was to construct and test measures of psychosocial mediators that could be used in intervention studies seeking to promote safer sex behavior among young black men who have sex with men (YBMSM)., Methods: A total of 400 YBMSM, ages 18 to 29 years, were recruited from a clinic for sexually transmitted infection in the southern United States. All men had engaged in penile-anal sex with a man as a "top" in the past 6 months. The men completed an audio-computer-assisted self-interview and provided specimens used for nucleic acid amplification testing to detect Chlamydia and gonorrhea. Four measures were constructed and tested for criterion validity (Safer Sex Communication, Condom Turn-Offs, Condom Pleasure Scale, and a single item assessing frequency of condom use discussions before sexual arousal)., Results: With the exception of Safer Sex Communication, all of the measures showed criterion validity for both unprotected anal insertive and unprotected anal receptive sex. With the exception of the Condom Turn-Offs, the 3 other measures were supported by criterion validity for oral sex. Both the Condom Turn-Offs and Condom Pleasure Scale were significantly related to whether or not the men reported multiple partners as a top, but only the Condom Pleasure Scale was associated with reports of multiple partners as a "bottom." Only the Condom Turn-Offs Scale was positively associated with having been diagnosed with either Chlamydia or gonorrhea., Conclusion: Findings provide 3 brief scales and a single item that can be used in intervention studies targeting YBMSM. Perceptions about condoms being a turnoff and about condoms enhancing pleasure showed strong association with sexual risk behaviors.

To determine whether men's reported desire to father a child or their perception that someone wanted to have their child was associated with elevated rates of unprotected vaginal sex, we studied a sample of young Black men at high risk of sexually transmitted infection acquisition. Data were collected in clinics treating sexually transmitted infections in three southern U.S. cities. Men 15-23 years of age who identified as Black/African American and reported recent (past two months) penile-vaginal sex were eligible (N = 578). Logistic regression was used to examine whether desire to conceive a child (self and perception of partners' desire) predicted condom use, adjusting for age and whether they had previously impregnated someone. Their own level of desire to conceive a child was not significantly associated with unprotected vaginal sex or the proportion of times a condom was used. However, those who perceived higher level of someone wanting to conceive their child were 1.73 times more likely to report unprotected vaginal sex (P = .006) and 1.62 times more likely to report a lower proportion of times condoms were used (P = .019). Young Black men attending sexually transmitted infection clinics in the USA may forego condom use based on a perceived desire of their partners to become pregnant, putting themselves at risk for sexually transmitted infection acquisition and unplanned pregnancy. Findings provide initial support for the relevance of the idea that perceptions of women partners' desire to conceive may be a critical determinant of condomless sex., (© The Author(s) 2015.)

Objectives: To describe self-reported frequencies of selected condom use errors and problems among young (age, 15-29 years) black men who have sex with men (YBMSM) and to compare the observed prevalence of these errors/problems by HIV serostatus., Methods: Between September 2012 October 2014, electronic interview data were collected from 369 YBMSM attending a federally supported sexually transmitted infection clinic located in the southern United States. Seventeen condom use errors and problems were assessed. χ(2) Tests were used to detect significant differences in the prevalence of these 17 errors and problems between HIV-negative and HIV-positive men., Results: The recall period was the past 90 days. The overall mean (SD) number of errors/problems was 2.98 (2.29). The mean (SD) for HIV-negative men was 2.91 (2.15), and the mean (SD) for HIV-positive men was 3.18 (2.57). These means were not significantly different (t = 1.02, df = 367, P = 0.31). Only 2 significant differences were observed between HIV-negative and HIV-positive men. Breakage (P = 0.002) and slippage (P = 0.005) were about twice as likely among HIV-positive men. Breakage occurred for nearly 30% of the HIV-positive men compared with approximately 15% among HIV-negative men. Slippage occurred for approximately 16% of the HIV-positive men compared with approximately 9% among HIV-negative men., Conclusions: A need exists to help YBMSM acquire the skills needed to avert breakage and slippage issues that could lead to HIV transmission. Beyond these 2 exceptions, condom use errors and problems were ubiquitous in this population regardless of HIV serostatus. Clinic-based intervention is warranted for these young men, including education about correct condom use and provision of free condoms and long-lasting lubricants.

Unlabelled: Background Previous studies have associated men who experience condom-associated erection problems (CAEP) with incomplete condom use and/or foregoing using condoms altogether. However, how men respond to CAEP and what they attribute CAEP to, remains unclear. Understanding young men's CAEP responses and attributions could help improve sexually transmissible infections (STI)/HIV prevention programs and interventions., Methods: Behavioural responses to, and attributions for, CAEP during application (CAEP-Application) and/or during penile-vaginal intercourse (CAEP-PVI) were reported using an online questionnaire by 295 young, heterosexual men (aged 18-24 years) who were recruited via social media websites and university Listservs across major cities in the Midwestern USA., Results: Behavioural responses to CAEP-Application included receiving oral or manual stimulation, stimulating a partner, self-stimulation, foregoing condom use and applying the condom after starting intercourse. Attributions for CAEP-Application included: distraction, fit and feel problems, application taking too long and having consumed too much alcohol. Behavioural responses to CAEP-PVI included increasing the intensity of intercourse, removing the condom to receive oral or manual stimulation and removing condom and continuing intercourse. Attributions for CAEP-PVI included: lack of sensation, taking too long to orgasm, not being 'turned on' enough, fit and feel problems and partner-related factors., Conclusions: Men who report CAEP respond with both STI/HIV risk-reducing and potentially risk-increasing behaviours (e.g. forgoing condom use). Men attribute their experiences to a wide range of individual- and partner-level factors. Addressing men's CAEP behavioural responses and attributions may increase the efficacious value of condom programs and STI/HIV prevention interventions - particularly among men who experience CAEP.

Introduction: Condom-associated erection problems (CAEP) are an underestimated factor related to inconsistent or incomplete male condom use. The underlying mechanisms of CAEP are not understood, and whether men who report these difficulties are also likely to experience erectile problems in situations when condoms are not used has not been studied., Aim: The aim of the study was to investigate, in a sample of condom-using young, heterosexual men (aged 18-24 years), whether men who report CAEP are more likely to (i) have erection problems when not using condoms and (ii) meet criteria for erectile dysfunction., Methods: A total of 479 men recruited online completed the International Index of Erectile Function (IIEF-5) and answered questions about erection problems experienced when using and not using condoms during the last 90 days. Demographic, sexual experience, and health status variables were investigated as correlates., Main Outcome Measures: Self-reported frequency of erection loss during condom application or during penile-vaginal intercourse (PVI) in the past 90 days and IIEF-5 scores., Results: Of the men, 38.4% were classified in the no CAEP group, 13.8% as having CAEP during condom application, 15.7% as having CAEP during PVI, and 32.2% as having CAEP during both condom application and PVI. Men reporting any form of CAEP were significantly more likely than men reporting no CAEP to also report erection difficulties during sexual activity when not using condoms. Men who reported CAEP during PVI only or during both application and PVI scored significantly lower on the IIEF-5 than men without CAEP., Conclusion: The findings suggest that men who report CAEP are also more likely to experience more generalized erection difficulties. Clinicians should assess whether men using condoms experience CAEP and where appropriate, refer for psychosexual therapy or provide condom skills education., (© 2015 International Society for Sexual Medicine.)

Unlabelled: Background Ample evidence shows that partner sexual communication is related to condom use. Although communication about safer sex may often occur when sexual arousal is high, no studies have examined arousability, one's propensity for sexual arousal and partner sexual communication. The purpose of this study was to examine associations between sexual arousability and partner-related mediators of condom use among African American female adolescents, who have disproportionate risk for HIV and sexually transmissible infections (STIs)., Methods: The study analysed self-reported baseline data from 701 African American females aged 14-20 years participating in a HIV/STI trial. Linear regression models examined associations between arousability and partner-related mediators of condom use (partner sexual communication self-efficacy, partner sexual communication frequency, sex refusal self-efficacy and condom use self-efficacy), controlling for age, impulsivity and relationship power., Results: Greater arousability was significantly associated with reduced levels of each partner communication outcome assessed (partner sexual communication self-efficacy, partner sexual communication frequency and sex refusal self-efficacy) but was not associated with condom use self-efficacy., Conclusions: Arousal and other positive aspects of sex have largely been ignored by HIV/STI prevention efforts, which primarily focus on individual behaviour. A population-level sexual health approach focusing on sexual wellbeing may reduce stigma, facilitate partner sexual communication and be more effective at reducing HIV/STI rates than traditional approaches.

Unlabelled: Background There is a lack of research that examines event-level lubricant use and outcomes among gay and bisexual men, with the majority of current research addressing lubricant use within the context of sexual risk. Most studies examining sexual health among gay and bisexual men have relied on convenience sampling strategies for participant recruitment., Methods: Data were collected from the 2012 wave of the National Survey of Sexual Health and Behaviour (NSSHB), which involved the administration of an online questionnaire to a nationally representative probability sample of women and men in the United States aged 18 years and older, including an oversampling of self-identified gay and bisexual men and women. The findings from gay (n=307) and bisexual (n=25) participants who reported sexual behaviours with other male partners during their last sexual encounter are included in this paper. Post-stratification data weights were applied to the data to maximise the generalisability of the findings., Results: Men who reported lubricant use during their last sexual event with a male partner (n=163) were significantly more likely to be non-White, Hispanic and between 30 and 39 years old. Bisexual men had lower odds of using lubricant than gay-identified men. The majority of men reported using lubricant during anal intercourse, along with lower numbers with a range of other sexual behaviours., Conclusion: Public health promotion specialists should consider recommending continued lubricant use as a part of comprehensive sexual health promotion efforts for gay and bisexual men, including that it reduces pain and maximises pleasure.

Research increasingly shows genital attitudes have an impact on sexual well-being and health seeking behaviours. This study explored what women and men like and dislike about women's genitals. Data are from open-ended items, part of a cross-sectional Internet-based survey anonymously completed by 496 women and 198 men. Overall, both women and men had positive attitudes towards women's genitals, although there was overlap between likes and dislikes. Some of the most common likes for women related to aesthetics and for men related to tactile and sexual aspects. Men listed more likes than dislikes. The emphasis on both positive and negative messages provides a more complete image of the complex ways people interact with their own and other's bodies and can help tailor clinical and educational messages.

Introduction: The diversity in self-identified lesbian and bisexual women's sexual interactions necessitates better understanding of how and when they integrate personal lubricant into different experiences. However, little is known about lesbian and bisexual women's lifetime lubricant use, particularly at the population level., Aims: The aim of this study was to examine the prevalence and characteristics of lubricant use among adult lesbian and bisexual women in the United States., Methods: Data were drawn from a subset of lesbian and bisexual participants who participated in the 2012 National Survey of Sexual Health and Behavior, an online questionnaire administered to a nationally representative probability sample of U.S. adults ages 18 and older., Main Outcome Measures: We examined socio-demographic characteristics, recent and lifetime lubricant use, lubricant use in associated with specific sexual behaviors and condom use, frequency of use, motivations for use, as well as perception of lubricant when used., Results: A majority of lesbian- (60.1%) and bisexual-identified (77.1%) women reported ever using lubricant; 25.7% of lesbian women and 32.7% of bisexual women used it in the last 30 days. Across most age groups, lubricant was commonly used during partnered sexual play, partnered sexual intercourse, or when a vibrator/dildo was used. Lesbian and bisexual women reported using lubricants to increase arousal/sexual pleasure/desire, to make sex more fun, or to increase physical comfort during sex., Conclusions: Lubricant use is identified as a part of lesbian and bisexual women's sexual experience across the life span, as a part of both solo and partnered experiences. As part of evolving sexual health assessments, clinicians and health educators may find value in integrating lubricant-focused conversation with their lesbian and bisexual patients and clients, particularly., (© 2015 International Society for Sexual Medicine.)

Introduction: Recent U.S. nationally representative data indicate that about 30% of women and 5% of men reported pain occurring during their most recent sexual event; however, little is known about the severity, duration, or context of such pain, or its prevalence during vaginal vs. anal intercourse., Aims: To document the prevalence and characteristics of pain during vaginal and anal intercourse among U.S. women and men (ages 18+) at their most recent other-sex sexual event, including the self-reported severity, duration, and location of their pain; how participants addressed their pain; and partner communication related to the pain., Methods: Data from a subsample of 1,738 women and men in the 2012 National Survey of Sexual Health Behavior, a nationally representative probability survey of Americans ages 18+ collected via the Internet, were analyzed., Main Outcome Measures: Participants responded to items about their background characteristics; whether they had vaginal or anal intercourse during their most recent sexual experience; the severity, duration, and location of any pain experienced during said sexual event; and whether they responded to or communicated about the pain., Results: About 30% of women and 7% of men reported pain during vaginal intercourse events, and most of the reports of pain were mild and of short duration. About 72% of women and 15% of men reported pain during anal intercourse events, with more of these events including moderate or severe pain (for the women) and of mixed duration. Large proportions of Americans do not tell their partner when sex hurts., Conclusion: Pain is a relatively common, and often not discussed, aspect of both vaginal and anal intercourse events occurring between women and men. Individual and clinical implications are discussed., (© 2015 International Society for Sexual Medicine.)

The primary aim of this study was to assess self-reported frequencies of selected condom use errors and problems, using a retrospective recall period of 2 months, among young Black men attending sexually transmitted infection clinics. A secondary objective was to determine whether more errors/problems occurred among men reporting sex with multiple partners compared with those reporting one sexual partner. Data were collected in clinics treating patients with sexually transmitted infections in three Southern US cities. Men, 15-23 years of age who identified as Black/African American and reported recent (past 2 months) condom use were eligible (N = 475). Condom use errors and problems were common, with some of the most critical errors occurring for greater than one of every five young Black men, such as late application, early removal, slipping off during sex, and re-using condoms. For 8 (33.3%) of the 24 errors/problems assessed, young Black men reporting more than one sexual partner in the previous 2 months experienced more errors and problems than men reporting only one partner. The disease protective value of condoms may be sub-optimal in this population. A need exists to improve the quality of condom use among young Black men at risk of sexually transmitted infection acquisition or transmission. Intensified clinic-based intervention that helps young Black men improve the quality of their condom use behaviours is warranted., (© The Author(s) 2014 Reprints and permissions: sagepub.co.uk/journalsPermissions.nav.)

Purpose: To determine, among a sample of young black male (YBM), whether female application of male condoms for penile-vaginal intercourse would be associated with higher or lower rates of breakage or slippage. A secondary aim was to investigate if higher rates of breakage or slippage were associated with increased odds of acquiring chlamydia and/or gonorrhea., Methods: A cross-sectional study of 412 YBM, aged 15 to 23 years, was conducted in three US cities located in the Southern United States., Results: Among YBM reporting frequent female application of condoms, 43.5% reported one or more instance of breakage or slippage, compared with those reporting less frequent female application (27.2%, P = .003). Among YBM reporting one or more event of breakage or slippage, 25.4% tested positive for chlamydia and/or gonorrhea. In contrast, among those not reporting breakage or slippage, 17.2% tested positive (P = .047)., Conclusions: Findings suggest that educational and behavioral interventions should seek to improve young women's skills relative to condom application and use. Further studies could also investigate whether intervention efforts should encourage some YBM to be responsible for their own condom application., (Copyright © 2014 Elsevier Inc. All rights reserved.)

Objectives: Male condom use in conjunction with other contraceptives increases protection against pregnancy and sexually transmitted infections. However, few analyses contextualize dual method use within the sexual episode, include reports from men or explore gendered patterns in reporting., Study Design: We analyzed dual method use patterns using a nationally representative dataset of 18-44 years old in the US (N=404 men, 416 women). Respondents indicated contraceptive methods used at last penile-vaginal intercourse, condom practices and relationship and sexual information about that particular partner., Results: More than one-in-three penile-vaginal intercourse episodes (40%) involved male condom use: 28% condom only and 12% condom plus a highly effective method. Dual method reporting did not differ significantly by gender. Among dual method users, only 59% reported condom use during the entire intercourse episode, while 35% began intercourse without one and 6% removed the condom during intercourse. A greater proportion of men than women reported incorrect use of condoms (49% versus 35%), though this difference was not statistically significant. Only 50% of dual method users reported condom use in all of their last 10 intercourse episodes., Conclusions: Many people classified as "dual users" in previous studies may not be using dual methods consistently or correctly. Researchers and practitioners should inquire how and how often condoms are used when assessing and addressing dual method use. Furthermore, though men have rarely been surveyed about dual method use, they can provide consistent contraceptive estimates and may be more likely to report condom practices such as late application or early removal., Implications Statement: Many US women and men reporting dual method use also reported late application and early removal of condoms, as well as multiple condom-less prior sexual acts with that partner. Clinicians may wish to inquire how and how often clients use condoms; they may also wish to provide condom instruction and/or tips on better integrating condoms into the sexual experience with one's partner., (Copyright © 2014 Elsevier Inc. All rights reserved.)

Introduction: Few previous studies have examined lubricant use among gay and bisexual men outside the context of human immunodeficiency virus risk reduction associated with condom use during penile-anal intercourse and the potential use of lubricants to deliver rectal microbicides. The vast majority of studies examining lubricant use among gay and bisexual men have employed convenience sampling strategies for participant recruitment. Additionally, most studies have collapsed gay men and bisexual men into one category of "gay and bisexual men.", Aims: This study aimed to provide overall rates of lubricant use and related factors among a nationally representative sample of self-identified gay and bisexual men. Frequencies of lubricant use, reasons for using lubricant, and perceptions of lubricant use were examined separately for subsamples of both gay and bisexual men., Methods: Data were from the 2012 National Survey of Sexual Health and Behavior, which involved the administration of an online questionnaire to a nationally representative probability sample of women and men in the United States aged 18 and older, and we oversampled self-identified gay and bisexual men and women; the results from male participants are included in this article., Main Outcome Measures: Measure included demographic characteristics, recent and lifetime commercial lubricant use, lubricant use during specific sexual behaviors, frequency of lubricant use, and reasons for lubricant use during sexual activity., Results: Over 90% of both gay and bisexual male participants reported lifetime lubricant use. Use was most common during partnered sexual activities, particularly among men aged 25-29 years old. The most commonly reported reasons for lubricant use included to increase comfort during anal intercourse, curiosity, and to make sex more comfortable., Conclusions: Most gay and bisexual men in the United States have used lubricant to enhance a wide range of sexual activities, including but not limited to anal intercourse. Findings from this study will be of utility to clinicians and other health practitioners who seek to understand and promote sexual health among gay and bisexual men and other traditionally underserved public health populations., (© 2014 International Society for Sexual Medicine.)

Introduction: Condom-associated erection problems (CAEPs) are reported by a substantial number of young men and are associated with inconsistent and/or incomplete condom use. The underlying mechanisms of CAEP are not well understood, and research examining the possibility that men who report CAEP differ from other men in their sexual responsivity is lacking., Aim: This study used psychophysiological methods to examine whether men who report CAEP have a higher threshold for sexual arousal, a stronger need for tactile stimulation, and/or more easily lose their sexual arousal due to neutral distractors or performance-related demands., Methods: A total of 142 young, heterosexual men (53% reporting CAEP) were presented with four 3-minute erotic film clips. Three film clips were combined with one of the following manipulations: (i) distraction; (ii) performance demand; or (iii) vibrotactile stimulation. One erotic film clip was presented with no further instructions or manipulations., Main Outcome Measures: Average penile circumference changes during the first, second, and third minute (time) of the erotic film stimuli (condition) were submitted to a mixed-model analysis of variance with condition and time as within-subjects factors and group (CAEP/no-CAEP) as between-subjects factor., Results: Significant main effects of condition and time and a significant interaction of group × time were found. No significant interactions involving condition were found. Men who reported CAEP had smaller erectile responses during the first minute, regardless of film condition, than men who reported no CAEP (F(1,141) = 8.64, P < 0.005)., Conclusion: The findings suggest that men with and without CAEP differ in the ease with which they become sexually aroused. Men reporting CAEP needed more time and/or more intense stimulation to become aroused. To our knowledge, this study is the first to use psychophysiological methods to assess sexual responsivity in men who report CAEP., (© 2014 International Society for Sexual Medicine.)

A 2013 study among 169 Indiana men aged 18-45 who have sex with men assessed the acceptability of and preferences for pharmacy-based and over-the-counter (OTC) HIV testing. Rural men in general and men who did not know their HIV status were more likely to purchase an OTC HIV test. Men who did not know their HIV status also preferred an OTC HIV test to pharmacy-based testing. Pharmacies should enhance information around the sale of OTC HIV tests, particularly in rural areas. Information should include test results, opportunities for consultation, and linkage to care.

Objective: To determine the event-level associations between perceived risk of sexually transmitted disease (STD) acquisition/transmission and condom use during penile-vaginal intercourse (PVI) among STD clinic attendees., Method: A convenience sample (N = 622) completed daily electronic assessments. Two questions were proxies of perceived risk: suspicion that the partner might currently have an STD and that "you" might currently have an STD. Participants reported whether condoms were used with PVI events in the past 24 hours. Generalized estimating equations determined the association between each of the perceived risk variables and event-level condom use., Results: For the model pertaining to suspicion of sex partner infection, there were 16,674 events of PVI, with condom use during 10,552 of these events. The effect of current suspicion was significant after adjusting for gender and whether participants identified as African American/Black (estimated odds ratio = 2.17, 95% confidence interval = 1.57-3.00, P = .0001). The model pertaining to suspicion of self-infection included 16,679 events of penile-vaginal sex, with condom use during 10,557 of these events. Again, the effect of current suspicion was significant after adjusting for gender and African American/Black race (estimated odds ratio = 2.05, 95% confidence interval = 1.43-2.40, P = .0001). Tests for interactions with gender and with race were nonsignificant (all Ps > .25)., Conclusion: Using an event-level research design, strong associations were found between perceptions of STD risk and condom use in a clinical population. Health care providers and other professionals may indirectly promote condom use by helping clinic patients realistically evaluate their risk of having sex with infected partners or of being a source of STD transmission to others., (© 2014 Society for Public Health Education.)

Unlabelled: Objective To compare condom use motives and behaviours in the context of penile-vaginal intercourse (PVI) with new versus established sexual partners, using daily event-level data among a clinic-recruited sample., Methods: Participants (ages 15-65 years old) were recruited from five sexually transmissible infection (STI) clinics in three United States cities. They were provided with personal digital assistants and instructed to respond to daily questionnaire items regarding PVI events from the past 24h. Generalised estimations equations were used to make inferences on age-adjusted estimated odds ratios, comparing events occurring with established versus new partners., Results: For males, pregnancy prevention was a more common motivation for condom use in new relationships (P<0.001). Males with new sex partners were more likely to report condom use (P<0.005) and also reported fewer errors or problems in condom use with new sex partners (P<0.001). For females, pregnancy prevention (P=0.03), STI acquisition (P<0.001) and STI transmission (P=0.005) were more likely to be motives for condom use with new versus established partners. Also, females with new sex partners were more likely to report condom use (P<0.001) as well as using multiple condoms during a single event (P=0.03)., Conclusion: Event-level findings suggest that condom use motivations and behaviours vary depending on whether PVI occurs between established versus new sex partners. Condom use is more likely for PVI with new partners, but other condom-associated behaviours and motivations differ between females and males.

Introduction: Most research on men's use of commercial lubricants during sexual activities is in the context of condom use and often specifically among men who have sex with men. Less is known about men's use of lubricants associated with a broader range of sexual experiences., Aims: The aims of this study are to document the prevalence of commercial lubricant use among adult U.S. men (age 18+), to document men's use of lubricants across solo and partnered sexual behaviors, and to assess men's perceptions of the contributions lubricants have to the sexual experience., Methods: Data are from the 2012 National Survey of Sexual Health and Behavior, which involved the administration of an online questionnaire to a nationally representative probability sample of U.S. adults ages 18 and older., Main Outcome Measures: Sociodemographic characteristics, recent and lifetime commercial lubricant use, lubricant use during specific sexual behaviors, frequency of lubricant use, and reasons for lubricant use., Results: Most men in the United States (70%, N = 1,014) reported having used a commercial lubricant, with men older than 24 and those in a relationship more likely to report lubricant use. About one in four men had used a lubricant in the past 30 days. Intercourse was the most common behavior during which men used lubricant, though solo masturbation and partnered sexual play were also frequently linked to lubricant use. The most common reasons for lubricant use included "to make sex more comfortable," "for fun," "curiosity," and "my partner wanted to.", Conclusions: Most American men have used a lubricant; lubricant use is common across all age groups, and some of the most common reasons why men report using lubricants have to do with sexual enhancement, comfort, and pleasure. Clinicians may find these data helpful to their efforts to educate patients about lubricant use, comfort during sex, and sexual enhancement., (© 2014 International Society for Sexual Medicine.)

Introduction: Use of commercial lubricant is common in the United States among adult women. However, little is known about the sexual behaviors for which women use lubricant, women's perceptions of lubricant, or reasons for use, particularly in a nationally representative sample., Aim: The aim of this study was to document the prevalence and characteristics of lubricant use among adult women in the United States and their perceptions of lubricants in relation to subjective sexual experiences., Methods: Data are from a subset of individuals who were sampled as part of the 2012 National Survey of Sexual Health and Behavior, which involved the administration of an online questionnaire to a nationally representative probability sample of U.S. adults ages 18 and older., Main Outcome Measures: Sociodemographic characteristics, recent and lifetime commercial lubricant use, lubricant use during specific sexual behaviors, frequency of lubricant use, and reasons for lubricant use of participants were studied for the article., Results: Of the women who participated in the study, 65.5% (n = 1,021) reported ever having used lubricant and 20% had used a lubricant within the past 30 days. Across age groups, lubricant was most commonly used during intercourse (58.3% of women) or partnered sexual play (49.6%). Common reasons for lubricant use included to make sex more comfortable, fun, and pleasurable and to decrease discomfort/pain., Conclusions: Most American women have used lubricant. Also, lubricant is more common as part of partnered intercourse and sexual play or foreplay compared with other solo and partnered sexual behaviors. Clinicians may find it helpful to broaden conversations with patients to include questions about their sexual behaviors, comfort and/or pain during sex, and lubricant use and to share, particularly with younger women, that lubricant use is prevalent and commonly used for reasons related to pleasure as well as comfort., (© 2014 International Society for Sexual Medicine.)

Introduction: Almost half of all pregnancies in the United States are unintentional, unplanned, or mistimed. Most unplanned pregnancies result from inconsistent, incorrect, or nonuse of a contraceptive method. Diminished sexual function and pleasure may be a barrier to using hormonal contraception., Aim: This study explores sexual function and behaviors of women in relation to the use of hormonal vs. nonhormonal methods of contraception., Methods: Data were collected as part of an online health and sexuality study of women., Main Outcome Measures: Main outcomes variables assess frequencies in two domains: (i) sexual function (proportion of sexual events with experiences of pain or discomfort, arousal, contentment and satisfaction, pleasure and enjoyment, lubrication difficulty, and orgasm) and (ii) sexual behavior (number of times engaged in sexual activity, proportion of sexual events initiated by the woman, and proportion of sexual events for which a lubricant was used). Sociodemographic variables and contraceptive use were used as sample descriptors and correlates. The recall period was the past 4 weeks., Results: The sample included 1,101 women with approximately half (n = 535) using a hormonal contraceptive method exclusively or a combination of a hormonal and nonhormonal method, and about half (n = 566) using a nonhormonal method of contraception exclusively. Hierarchical regression analyses were conducted to examine the relation of hormonal contraceptive use to each of the dependent variables. Women using a hormonal contraceptive method experienced less frequent sexual activity, arousal, pleasure, and orgasm and more difficulty with lubrication even when controlling for sociodemographic variables., Conclusions: This study adds to the literature on the potential negative sexual side effects experienced by many women using hormonal contraception. Prospective research with diverse women is needed to enhance the understanding of potential negative sexual side effects of hormonal contraceptives, their prevalence, and possible mechanisms. Clinical and counseling implications are discussed., (© 2013 International Society for Sexual Medicine.)

Introduction: Investigating the ways in which barrier methods such as condoms may affect penile sensory thresholds has potential relevance to the development of interventions in men who experience negative effects of condoms on sexual response and sensation. A quantitative, psychophysiological investigation examining the degree to which sensations are altered by condoms has, to date, not been conducted., Aim: The objective of this study was to examine penile vibrotactile sensitivity thresholds in both flaccid and erect penises with and without a condom while comparing men who do and those who do not report condom-associated erection problems (CAEP)., Methods: Penile vibrotactile sensitivity thresholds were assessed among a total of 141 young, heterosexual men using biothesiometry. An incremental two-step staircase method was used and repeated three times for each of four conditions. Intra-class correlation coefficients (ICCs) were calculated for all vibratory assessments. Penile vibratory thresholds were compared using a mixed-model analysis of variance., Main Outcome Measures: Penile vibrotactile sensitivity thresholds with and without a condom, erectile function measured by International Index of Erectile Function Questionnaire, and self-reported degree of erection., Results: Significant main effects of condoms (yes/no) and erection (yes/no) were found. No main or interaction effects of CAEP were found. Condoms were associated with higher penile vibrotactile sensitivity thresholds (F[1,124] = 17.11, P < 0.001). Penile vibrotactile thresholds were higher with an erect penis than with a flaccid penis (F[1,124] = 4.21, P = 0.042)., Conclusion: The current study demonstrates the feasibility of measuring penile vibratory thresholds with and without a condom in both erect and flaccid experimental conditions. As might be expected, condoms increased penile vibrotactile sensitivity thresholds. Interestingly, erections were associated with the highest thresholds. Thus, this study was the first to document that erect penises are less sensitive to vibrotactile stimulation than flaccid penises., (© 2013 International Society for Sexual Medicine.)

Introduction: Penile size continues to receive popular and empirical attention. Little is known about the process of self-measurement and whether the behaviors a man engages in to become erect for self-measurement are associated with his erect penile dimensions., Aims: The article aims to assess men's erect penile dimensions in a study in which the men would presumably be motivated to report accurate information about their penis size; and to explore associations between men's erect penile dimensions, their method of measurement, and their demographics., Methods: Data are from an Internet-based baseline phase of a large prospective daily diary study that compared men's use of a standard-sized condom to men's use of a condom sized to fit their erect penis., Main Outcome Measures: The main outcomes are participant characteristics, activities engaged in during self-measurement process, and self-reported erect penile length and circumference., Results: For this sample of 1,661 men, the mean erect penile length was 14.15 cm (SD = 2.66; range = 4 to 26 cm), and the mean erect penile circumference was 12.23 cm (SD = 2.23; range = 3 to 19). Participant characteristics were not associated with measured length or circumference. Most men measured their penis while alone, using hand stimulation to become erect., Conclusions: In this sample of men who measured their erect penile length and circumference for the purposes of receiving a condom sized to fit their erect penis, we found a mean erect penile length of 14.15 cm and a mean erect penile circumference of 12.23 cm. The self-reported erect penile dimensions in this study are consistent with other penile dimension research. Also, findings suggest that mode of getting an erection may influence erect penile dimensions. Additionally, how a man becomes erect for self-measurement may be associated with his erect penile length and/or circumference., (© 2013 International Society for Sexual Medicine.)

Objective: This pilot study tested the efficacy of a brief, novel, theory-driven, self-guided, home-based intervention designed to promote condom use among young men who have sex with men (YMSM)., Participants: Thirty YMSM were recruited from a large public US midwestern university during spring of 2012., Methods: The intervention was tested using a repeated measures design with the primary follow-up assessment occurring 6 weeks after enrollment., Results: Forty-five percent of men reported a reduced frequency of unprotected insertive penile-anal intercourse in the past 30 days compared with baseline (p = .01). Consistency of condom use improved (p = .013), as did motivation to use condoms correctly, condom use self-efficacy, and condom attitudes. All participants indicated that they were glad they participated, would recommend the program, and that overall, they had liked the program., Conclusions: This pilot study supports an expanded trial of this intervention with MSM at high-risk of acquiring human immunodeficiency virus/sexually transmitted infections (HIV/STIs).

Questionnaire data from 479 heterosexual men 18-24 years old were analyzed for correlates of CAEP during application (CAEP-Application) and CAEP during penile-vaginal intercourse (CAEP-PVI). Potential correlates were self-efficacy (condom application, product selection, and maintaining arousal), condom perceptions (condom worry/distraction, negative condom perceptions, concerns about application speed), condom fit, and motivation to use condoms. We conclude that (1) experiencing CAEP may become a repeating cycle, both affecting and being affected by, worry and distraction related to losing erections and maintaining arousal while using a condom (2) poorly fitting condoms may contribute to CAEP, and (3) CAEP may decrease motivation to use condoms.