Table 5.
Comparisons between trial and control groups in terms of ICU working stress at baseline (time 1), 6 months (time 2), 15 months (time 3), and 21 months (time 4) after the intervention.
| Time | Time 1 | Time 2 | Time 3 | Time 4 | Between-group comparison (treatments) | Within-group comparison (time) | Interaction between time and treatments |
|---|---|---|---|---|---|---|---|
| Group | M (SD) | M (SD) | M (SD) | M (SD) | |||
| Control | 67.25 (2.85) | 81.00 (3.58) | 86.68 (3.88) | 92.45 (4.62) | P < 0.001 | P < 0.001 | P < 0.001 |
| Inter. 1 | 68.28 (2.79) | 62.7 (3.24) | 50.3 (3.24) | 45.98 (3.22) | |||
| Inter. 2 | 67.15 (2.33) | 54.75 (2.36) | 45.15 (3.25) | 32.83 (3.67) | |||
| Inter. 3 | 67.93 (3.30) | 55.6 (3.61) | 41.55 (4.09) | 28.13 (3.63) |
M: mean; SD: standard deviation; NS: nonsignificant; inter.: intervention.