Table 1. Sleep measures and emotional measures (means and standard deviations) after each phase of the study and analysis of the comparisons between them.
| Baseline mean (±SD) | Following music relaxation mean (±SD) | Following muscle relaxation mean (±SD) | F-value | |
|---|---|---|---|---|
| Objective sleep measures | ||||
| Sleep efficiency | 79.24 (±11.8) | 82.5 (±12.2) | 81.6 (±11.4) | 9.21** |
| Sleep latency | 36.54 (±27.6) | 23.21 (±18.9) | 29.73 (±25.8) | 3.86 |
| Mean wake episode | 9.35 (±5.9) | 6.15 (±3.0) | 6.7 (±3.3) | 5.33* |
| Activity mean | 23.34 (±10.3) | 19.97 (±9.08) | 20.75 (±8.9) | 10.75** |
| Subjective sleep measures | ||||
| MSQ | 6.36 (±0.6) | 5.72 (±1.2) | 6.18 (±0.9) | 4.75* |
| TSQ | 3.85 (±0.46) | 3.85 (±0.55) | 3.78 (±0.55) | 0.26 |
| Emotional measures | ||||
| Depression (BACK) | 52.38 (±10.5) | 47.46 (±11.9) | 47.2 (±9.7) | 26.46*** |
| Anxiety (STAI) | 69.7 (±6.7) | 65.7 (±11.4) | 67.4 (±8.6) | 1.28 |
| Anxiety (HAS) | 40.62 (±9.2) | 37.92 (±10.4) | 38.15 (±10.3) | 1.89 |
SD, standard deviation; MSQ, mini sleep questionnaire; TSQ, trauma screening questionnaire.
*
P<0.05,
**
P<0.01,
***
P<0.001