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Table 1 Distribution of GJH and patient characteristics (total sample and by joint site)

From: Association between general joint hypermobility and knee, hip, and lumbar spine osteoarthritis by race: a cross-sectional study

  Total sample and analytic groups
  Total (N = 2146) Knee (N = 1987) Hip (N = 1894) Lumbar spine (N = 1864)
Age (years), mean ± SD 65 ± 11 65 ± 11 66 ± 10 66 ± 10
Women, n (%) 1432 (66.7%) 1322 (66.5%) 1237 (65.3%) 1210 (64.9%)
African-American, n (%) 735 (34.3%) 670 (33.7%) 624 (33.0%) 615 (33.0%)
Body mass index (kg/m2), mean ± SD 31 ± 7 31 ± 7 31 ± 7 31 ± 7
Prior joint injury, n (%) 461 (21.5%) 323 (16.3%) 94 (5.0%) 44 (2.4%)
  1. GJH general joint hypermobility, SD standard deviation