Table 3. Univariate linear regression analyses assessing the relationship between objective and subjective PA measures and baseline variables.
| Age | BMI | SF12PCS | SF12MCS | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Β | t | p | β | t | p | β | t | p | β | t | p | |
| ActiGraph | ||||||||||||
| PA counts per day | -2854.86 | -0.307 | 0.761 | -23485.99 | -1.422 | 0.162 | 19175.37 | 2.110 | 0.040* | 12547.09 | 1.284 | 0.206 |
| MVPA mpd | -0.573 | -0.252 | 0.087* | -0.455 | -0.747 | 0.459 | 0.515 | 1.526 | 0.134 | 0.981 | 2.973 | 0.005* |
| Sedentary mpd | 0.177 | 0.121 | 0.904 | 3.926 | 1.526 | 0.134 | -1.372 | -0.930 | 0.357 | -2.331 | -1.538 | 0.131 |
| IPAQ-L | ||||||||||||
| MET-minutes per week | 2.193 | 0.082 | 0.935 | -77.363 | -1.645 | 0.108 | 38.950 | 1.441 | 0.157 | 67.245 | 2.495 | 0.017* |
| MVPA mpd | -0.168 | -0.214 | 0.831 | -1.418 | -1.011 | 0.318 | 1.116 | 1.411 | 0.166 | 1.220 | 1.481 | 0.146 |
| Sedentary mpd | -7.290 | -3.454 | 0.001* | -0.147 | -0.034 | 0.973 | 0.707 | 0.285 | 0.777 | -0.133 | -0.051 | 0.959 |
BMI (body mass index), mpd (minute per day), MVPA (moderate-vigorous intensity physical activity), PA (physical activity), SF12MCS (the medical outcomes short form mental component score), SF12PCS (the medical outcomes short form physical component score), WAD (whiplash associated disorder)
*P<0.1 and therefore eligible to be included in multivariate analyses