Table 2.
Intent-to-treat model estimates for primary and secondary outcome measures
| Estimated mean (SD) | ||||||
|---|---|---|---|---|---|---|
| MAPs (n = 27) | Wait-list control (n = 39) | Value (95% CI) | ||||
| Outcome, scale range | Baseline | Post-intervention | Baseline | Post-intervention | Difference in post-intervention values | Effect sizec |
| Primary outcome | ||||||
| Perceived stress scale, 0–70a | 25.9 (7.3) | 22.4 (7.4)d | 25.8 (6.0) | 24.1 (6.1) | 2.20 (0.47–3.93) | 0.91 (0.19–1.62) |
| Secondary outcomes | ||||||
| Maslach burnout inventory, 0–18 | ||||||
| Emotional exhaustiona | 10.7 (4.8) | 9.7 (4.9) | 10.6 (4.0) | 10.2 (4.1) | 0.48 (− 0.66–1.62) | 0.30 (− 0.41–1.01) |
| Depersonalizationa | 6.0 (4.8) | 5.6 (4.7) | 5.9 (4.0) | 6.0 (4.1) | 0.37 (− 0.77–1.51) | 0.23 (− 0.48–0.94) |
| Personal accomplishmentb | 13.8 (3.9) | 14.1 (3.9) | 13.9 (3.1) | 13.9 (3.3) | − 0.25 (− 1.17–0.67) | − 0.20 (− 0.92–0.52) |
| Beck depression inventory, 0–63a | 6.8 (6.0) | 7.2 (6.2) | 6.8 (5.0) | 6.4 (5.2) | − 0.80 (− 2.23–0.63) | − 0.40 (− 1.10–0.31) |
| Beck anxiety inventory, 0–63a | 6.8 (7.4) | 4.2 (7.5)d | 6.1 (6.1) | 4.3 (6.5)d | 0.08 (− 1.70–1.86) | 0.03 (− 0.69–0.75) |
| UCLA loneliness scale, 20–80a | 37.6 (10.3) | 37.2 (10.5) | 37.4 (8.5) | 37.9 (8.8) | 0.65 (− 1.78–3.09) | 0.19 (− 0.52–0.90) |
| Pittsburgh Sleep Quality Index, 0–21a | 5.0 (3.2) | 4.9 (3.2) | 5.2 (2.7) | 4.7 (2.8) | − 0.14 (− 0.90–0.63) | − 0.13 (− 0.84–0.59) |
aLower scores indicate improvement
bHigher scores indicated improvement
cBias-corrected Hedges g covarying for baseline values
dSignificant change from baseline to post-intervention at p < 0.05