Post hoc tests
| Comparison | Mean difference HADS anxiety | P values (Tukey) | Mean difference HADS depression | P values (Tukey) | Mean difference PSQI | P values (Tukey) |
| Group 1 vs group 2 | 3.60 | 0.145 | 6.13 | 0.006 | 3.44 | 0.020 |
| Group 1 vs group 3 | 5.10 | 0.023 | 8.39 | <001 | 8.11 | <001 |
| Group 2 vs group 3 | 1.50 | 0.492 | 2.26 | 0.201 | 4.67 | <001 |
HADS, Hospital Anxiety and Depression Scale; PSQI, Pittsburgh Sleep Quality Index.