Frequency of knee and hip joint pain in Saha (Yakut) republic rural inhabitants

Abstract

Objective. To assess frequency of knee and/or hip joint pain in Saha (Yakut) republic niral inhabitants. Material and methods. Population eross-sectional epidemiological study was performed in 7 rural settlements. 3401 inhabitants filled the questionnaire (53,9% - female, 46,1% - male, mean age 44,4± 14,1 years). 52,5% of them were in middle age (30-49 years). Completeness of the study was 82,4%. Results. Frequency of pain in knee and hip joints was 44,8%. 38,9% of respondents experienced pain in current year. People with longstanding pain were older (mean age 50,2+13,7 years) than people without pain (mean age 40,9+13,5 years). Pain was more frequent in female (OR= 1,5) and positively correlated with age (p=0,86, p=0,007), particularly in women (p=0,93, p=0,0009). Maximal frequency of pain (56,6%) was found in respondents aged 70-79, minimal — 18-19 years. Conclusion. High frequency of knee and hip joint pain was revealed in Saha (Yakut) republic rural inhabitants in history and in current year. Pain was more frequent in female and increased with age.