A study of association between serum TSH levels and severity of heart failure in subclinical hypothyroidism

Background: Cardiovascular diseases account for most common cause of death in India and world so far. One of the established risk factors for HF is subclinical hypothyroidism. Our study aimed to study the relationship between TSH levels in subclinical hypothyroidism and the clinical severity of HF in patients with pre-existing HF. Methods: This cross-sectional study was conducted in the hospitals attached to Bangalore medical college and research Institute. 51 patients with HF who had subclinical hypothyroidism who satisfied the inclusion criteria were included, Data was collected in the form of history, clinical examination and relevant investigations. Statistical analysis was performed using SPSS software, p