The Relationship between Science Indicator and Life Expectancy in Pioneer Countries

The main objective of this study was to investigate the relationship between scientific productivity in the field of psychiatry and life expectancy in pioneer countries. A rigorous search strategy was applied on Scopus database using psychiatry terms. The search results were narrowed to 2000-2012. No language limitation was applied. Life expectancy was extracted from World Bank database using Pearson correlation. The search was led to 27516 articles. The US، England and Germany were identified as leading countries in producing the psychiatry articles، respectively. Pearson correlation test results indicated that there is a direct correlation between scientific products and life expectancy index. In other words، with the increase in producing scientific articles in psychiatry field، life expectancy rises as well. With increase in scientific productivity، life expectancy increases and mortality rate decreases. The results of this study can serve as a guiding document in the field of health and mental health.