Table 4.
Influencing factors on the overestimation of moderate physical activity.
| N = 41 | Beta | SE | 95%-CI | p |
|---|---|---|---|---|
| Model 1 | ||||
| Age (years) | 3.584 | 2.390 | [−1.263; 8.431] | 0.142 |
| Sex: “men” versus “women” | 15.262 | 26.611 | [−38.708; 69.232] | 0.570 |
| Body mass index (kg/m2) | 2.514 | 3.370 | [−4.320; 9.348] | 0.460 |
| Study group: “healthy controls” versus “low back pain” | 76.427 | 79.996 | [−85.813; 238.667] | 0.346 |
|
| ||||
| Model 2 | ||||
| Age (years) | 1.102 | 1.089 | [−1.117; 3.320] | 0.319 |
| Sex: “men” versus “women” | 3.382 | 12.673 | [−22.432; 29.196] | 0.791 |
| Body mass index (kg/m2) | −0.656 | 1.580 | [−3.873; 2.562] | 0.681 |
| Study group: “healthy controls” versus “low back pain” | −1.436 | 36.858 | [−76.512; 73.640] | 0.969 |
| Self-reported workplace physical activity (min/week) | 0.072 | 0.007 | [0.057; 0.087] | <0.001 ∗ |
| Self-reported leisure time physical activity (min/week) | 0.060 | 0.010 | [0.040; 0.081] | <0.001 ∗ |
| Self-reported transportation activity (min/week) | 0.126 | 0.016 | [0.093; 0.158] | <0.001 ∗ |
| Objective achievement of the WHO recommendations: “≥30 min physical activity/day” versus “<30 min physical activity/day” | −23.444 | 14.060 | [−52.083; 5.196] | 0.105 |
Dependent variable: overestimation of self-reported moderate physical activity (GPAQ/day-accelerometer/day); ∗statistically significant at the significance level p < 0.05; model 1: R 2 = 0.069; model 2: R 2 = 0.820.