Minimising statistical errors in the research domain: Time to work harder and dig deeper!

Only doing I post hoc i analysis for power on the suggestion of the peer reviewer in such a situation is not advisable; nevertheless, in case the authors do it, the explanation has to be provided as to how, why and for what outcome measures and defined effect sizes the I post hoc i analysis has been done. Often, the investigators do not specify whether the test is paired or unpaired (in such tests as the I t i -test, Wilcoxon's test) and whether it is one or two-tailed. The application of well-known tests like the Shapiro-Wilk test and Kolmogorov-Smirnov test at this juncture can help to reduce these errors. Indian J Anaesth 2021;65:600-5. 32 Gupta P, Chaudhari SH, Nagar V, Jain D, Bansal A, Dutt A. Prospective analysis of goal-directed fluid therapy vs conventional fluid therapy in perioperative outcome of composite resections of head and neck malignancy with free tissue transfer. [Extracted from the article]