Table 4 Univariate Cox regression findings for demographic and training-related factors
Variable | Injured (n = 132) Mean ± SD | Uninjured (n = 126) Mean ± SD | Unadjusted HR | 95% CI Lower to Upper | P value | Adjusted HR | 95% CI Lower to Upper | P value |
|---|---|---|---|---|---|---|---|---|
Female sex (Male is reference) | 47 females (50%) | 48 females (50%) | 0.93 | 0.65 to 1.33 | 0.71 | |||
Age (years) | 43.5 ± 8.3 | 43.1 ± 9.5 | 1.00 | 0.98 to 1.02 | 0.98 | |||
Weight (kg) | 72.2 ± 12.8 | 73.5 ± 13.4 | 0.99 | 0.98 to 1.01 | 0.38 | 0.99 | 0.97 to 1.00 | 0.11 |
Height (m) | 1.7 ± 0.1 | 1.7 ± 0.1 | 0.69 | 0.11 to 4.19 | 0.68 | 0.25 | 0.18 to 3.44 | 0.30 |
BMI (kg/m2) | 24.0 ± 2.9 | 24.3 ± 3.1 | 0.97 | 0.92 to 1.03 | 0.36 | 0.96 | 0.90 to 1.03 | 0.24 |
Annual quarterly mileage (km) | 420.6 ± 279.6 | 422.1 ± 289.3 | 1.00 | 1.00 to 1.00 | 0.77 | |||
Training Speed (km/hr) | 11.6 ± 1.7 | 11.3 ± 1.8 | 1.06 | 0.96 to 1.16 | 0.27 | 1.06 | 0.96 to 1.17 | 0.28 |