Insomnia in Depressed: An Epidemiological Study among Under Graduate Medical Students of a Medical College in West Bengal
Author(s): Sohanjan Chakraborty*
Abstract
Background: Insomnia is a growing problem in our society. It affects the quality of life and decreases our productivity. Mood disorders, alcohol abuse etc. are related to insomnia. The study was aimed to find out the prevalence of insomnia among undergraduate medical students and its association with various socio-demographic factors. Methods: It was a descriptive, cross sectional study conducted during August- October 2019 among undergraduate medical students of a Medical College in West Bengal. 100 study subjects (sample size calculated considering P = 39.4, absolute error 10% and 95% CI) were selected by stratified random sampling from all the five professional years of MBBS. Data were collected by pre-designed and pre-tested questionnaire and insomnia was assessed by Athens Insomnia Scale and depression by Beck Depression Inventory, 2nd edition, (BDI II). Collected data were entered into MS-Excel sheet, double checked and principles of descriptive statistics were used. Chi-square test was done. For analysis, SPSS version 20 was used. Results: 51% of students suffered from insomnia and it was higher among the males than females. Middle class students suffered the most. A statistically significant association was found between insomnia and depression. Substance abuse was also significantly associated. Conclusions: Prevalence of insomnia among the medical students was very high. Insomnia is significantly associated with depression. Substance abusers like smoking, alcoholism etc. are also associated with insomnia. Further studies need to be done regarding this and necessary policies may be formulated accordingly.