Table 3

Incidence of hip replacement (THR) due to osteoarthritis in relation to leisure time physical activity
Physical activity leisure, baseline Cases, n RR (95% CI)* P, trend RR (95% CI)† P, trend RR (95% CI) ‡ P, trend
THR
All
Low (n = 6935) 150 1.0 0.159 1.0 0.045 1.0 0.192
Low-moderate (n = 6933) 144 0.94 (0.75, 1.18) 0.93 (0.74, 1.17) 0.97 (0.77, 1.23)
Moderate-high (n = 6957) 134 0.87 (0.69, 1.10) 0.85 (0.68, 1.08) 0.91 (0.72, 1.16)
High (n = 6935) 129 0.86 (0.68, 1.09) 0.80 (0.63, 1.01) 0.86 (0.68, 1.10)
Men
Low (n = 2777) 38 1.0 0.081 1.0 0.332 1.0 0.187
Low-moderate (n = 2634) 49 1.33 (0.87, 2.03) 1.28 (0.84, 1.95) 1.31 (0.86, 2.01)
Moderate-high (n = 2598) 43 1.18 (0.76, 1.83) 1.09 (0.71, 1.69) 1.15 (0.74, 1.79)
High (n = 2914) 60 1.51 (1.01, 2.27) 1.31 (0.87, 1.97) 1.40 (0.93, 2.12)
Women
Low (n = 4158) 112 1.0 0.003 1.0 0.002 1.0 0.008
Low-moderate (n = 4299) 95 0.81 (0.61, 1.06) 0.82 (0.62, 1.07) 0.85 (0.64, 1.12)
Moderate-high (n = 4359) 91 0.76 (0.58, 1.01) 0.78 (0.59, 1.02) 0.82 (0.62, 1.09)
High (n = 4021) 69 0.63 (0.47, 0.85) 0.62 (0.46, 0.83) 0.66 (0.48, 0.89)

Incidence of hip replacement due to osteoarthritis during a mean follow-up of 11 years, in relation to leisure time physical activity at baseline (low (Q1), low–moderate (Q2), moderate–high (Q3), and high physical activity (Q4)).

*crude, † adjusted for age, gender, ‡ adjusted for age, gender (for all subjects only), BMI, education, smoking, marital status.

Ageberg et al.

Ageberg et al. BMC Musculoskeletal Disorders 2012 13:73   doi:10.1186/1471-2474-13-73

Open Data