Pirogov Russian National Research Medical University of the Ministry of Healthcare of the Russian Federation, Russia
Research Article
Social, Demographic and Behavioral Predictors of 5-Year Mortality in Subjects Over 85 Years in Moscow
Author(s): Tkacheva ON, Kotovskaya YV, Vorobyeva NM, Runikhina NK, Eruslanova KA* and Cherdak MA
This study is the first prospective observational study with a comprehensive analysis of the social, demographic
and behavioral factors of 5-year mortality in persons aged 85 years and older (mean age of 88 years, males 23%)
living in Moscow. 229 patients (female 77%) aged 85–94 years (mean age 87.9 ± 2.4 years) were included in the
prospective observational study. Anthropometric and vital signs measurements were carried out, and specially
designed questionnaires were used to evaluate patient’s history, social and behavioral factors. The follow-up period
was 5 years. The primary endpoint was death from any cause. 92 (40.2%) patients died during the follow-up period
(median 3.67 years). Cox multivariate analysis revealed hazard ratios (HR) of 6.91 (95% confidence interval (CI) of
1.71–27.83, p=0.007) for BMI<18.5 vs. 18.5-24.9 kg/.. View more»