Table 4

Prevalence of knee OA according to the quartile of waist circumference
Q1 Q2 Q3 Q4
Male Female Male Female Male Female Male Female
WC (Mean ± SDcm) 75.1 ± 4.2 69.7 ± 3.3 83.0 ± 1.4 77.8 ± 1.7 87.8 ± 1.4 83.4 ± 1.7 95.3 ± 4.6 92.9 ± 5.2
Prevalence of Knee OA 15/254 (5.9%) 31/302 (10.3%) 6/255 (0.6%) 46/304 (15.1%) 7/256 (2.7%) 66/304 (21.7%) 13/255 (5.1%) 86/304 (25.0%)
Adjusted OR 1.0 1.0 0.8 (0.314-2.198) 1.3 (0.879-2.170) 0.4 (0.149-1.214) 1.7 (1.073-2.734) 0.9 (0.377-2.284) 2.3 (1.144-3.546)

Abbreviations: OA osteoarthritis, WC waist circumference, Q quartile, OR Odds ratio.

ORs adjusted for age, sex, exercise, alcohol intake, and smoking. Adjusted ORs are presented with 95% Confidence Interval in parentheses.

Han et al.

Han et al. BMC Public Health 2013 13:603   doi:10.1186/1471-2458-13-603

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