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Table 2 Prevalence of ultrasound features of OA in the knee, hip and hand joints

From: Population prevalence of ultrasound features of osteoarthritis in the hand, knee and hip at age 63 years: the Newcastle thousand families birth cohort

  Total: n = 311 Male: n = 137 Female: n = 172
Proportion (95% CI) Proportion (95% CI) Proportion (95% CI)
OA any knee 30% (0.25, 0.35) 28% (0.20, 0.36) 32% (0.25, 0.39)
OA right knee 22% (0.17, 0.27) 20% (0.13, 0.26) 24% (0.17, 0.30)
OA left knee 25% (0.20, 0.30) 23% (0.16, 0.30) 27% (0.20, 0.33)
OA any hip 41% (0.35, 0.46) 44% (0.36, 0.53) 38% (0.30, 0.45)
OA right hip 26% (0.21, 0.31) 26% (0.19, 0.34) 26% (0.19, 0.33)
OA left hip 30% (0.25, 0.35) 34% (0.26, 0.42) 26% (0.19, 0.33)
OA hand 78% (0.73, 0.82) 67% (0.60, 0.75) 86% (0.81, 0.91)
OA CMC 41% (0.35, 0.46) 33% (0.25, 0.40) 47% (0.40, 0.55)
OA MCP 10% (0.07, 0.13) 9% (0.04, 0.13) 11% (0.06, 0.16)
OA PIP 23% (0.18, 0.28) 21% (0.14, 0.28) 25% (0.18, 0.31)
OA DIP 70% (0.65, 0.75) 56% (0.48, 0.64) 81% (0.75, 0.86)