Table 4.
SRMs of activPAL and Actigraph for sedentary and physical activity behaviours
| Baseline | Intervention | Δ (Intervention −baseline) |
||||||
|---|---|---|---|---|---|---|---|---|
| Mean | (SE) | Mean | (SE) | Mean | (SE) | SRM | Effect size | |
| activPAL | ||||||||
| Sitting/lying (min/day) | 353.8 | (9.7) | 337.3 | (9.5) | −16.5 | (6.7)* | 0.300 | 0.208 |
| Standing (min/day) | 97.2 | (8.8) | 104.9 | (9.2) | 7.8 | (6.0) | 0.159 | 0.108 |
| Stepping (min/day) | 41.9 | (3.5) | 49.7 | (3.2) | 7.9 | (2.6)** | 0.376 | 0.278 |
| Steps/day | 3763 | (284) | 4601 | (299) | 838 | (235)*** | 0.436 | 0.360 |
| Sit-to-stand transitions | 28.7 | (1.3) | 31.73 | (1.3) | 3.1 | (0.9)** | 0.397 | 0.289 |
| Actigraph | ||||||||
| Sedentary behaviour (min/day) | 384.6 | (7.7) | 370.0 | (7.2) | −14.6 | (5.5)** | 0.327 | 0.232 |
| LPA (min/day) | 69.3 | (4.0) | 75.2 | (4.1) | 5.9 | (2.9)* | 0.245 | 0.177 |
| LMPA (min/day) | 25.9 | (2.6) | 30.0 | (2.0) | 4.1 | (1.4)** | 0.350 | 0.194 |
| MPA (min/day) | 13.0 | (1.3) | 16.2 | (1.5) | 3.1 | (1.0)** | 0.371 | 0.298 |
| VPA (min/day) | 0.2 | (0.1) | 0.5 | (0.2) | 0.3 | (0.2) | 0.220 | 0.432 |
*
p<0.05;
**
p<0.01;
**
p<0.001 for non-directional t test. Sedentary behaviour: <100 cpm; LPA: 100–759 cpm; LMPA: 760–1951 cpm; MPA: 1952–5724 cpm; VPA: ≥5725 cpm.
LMPA, lifestyle moderate-intensity physical activity; LPA, light-intensity physical activity; MPA, moderate-intensity physical activity; SRM, standardised response mean; VPA, vigorous-intensity physical activity.