Table 2 Within group changes in job satisfaction, exhaustion and sleep disturbances during 24 months of follow-up
|  | Intervention group (n = 423) | Control group (n = 241) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | n | Baseline Mean (SD) | Follow-up Mean (SD) | change | t | p | n | Baseline Mean (SD) | Follow-up Mean (SD) | change | T | p |
Job satisfaction | 409 | 3.19 (0.57) | 3.20 (0.54) | +0.01 | 0.29 | 0.77 | 228 | 3.02 (0.70) | 3.09 (0.62) | +0.07 | 1.21 | 0.23 |
Exhaustion | 411 | 2.72 (1.13) | 2.56 (1.17) | -0.16 | -2.50 | 0.01 | 234 | 3.01 (1.26) | 2.73 (1.16) | -0.29 | -3.48 | <0.001 |
Sleep disturbances | 409 | 2.04 (1.28) | 1.97 (1.22) | -0.08 | -1.14 | 0.26 | 226 | 2.34 (1.40) | 2.25 (1.36) | -0.09 | -0.94 | 0.35 |