Table 3.
Mean (standard deviation) and median (interquartile range) total and subscale of DASS-21 scores for various TMD symptoms groups
| N | Mean | Std. Deviation | Median | Minimum | Maximum | Chi square, pa value | Post hocb | ||
|---|---|---|---|---|---|---|---|---|---|
| DASSS | NT | 543 | 17.648 | 8.1786 | 18 | 4.0 | 36.0 | 273.804, 0.0001*, sig | NT < TP < IT < CT |
| TP | 137 | 25.847 | 9.2735 | 27 | 4.0 | 64.0 | |||
| IT | 106 | 30.151 | 8.7601 | 28 | 16.0 | 69.0 | |||
| CT | 69 | 42.406 | 18.2502 | 37 | 17.0 | 77.0 | |||
| D | NT | 543 | 5.720 | 2.4606 | 6 | 2.0 | 11.0 | 399.590, 0.0001*, sig | NT < TP < IT < CT |
| TP | 137 | 8.876 | 3.3176 | 9 | 2.0 | 21.0 | |||
| IT | 106 | 10.943 | 3.3147 | 10 | 6.0 | 25.0 | |||
| CT | 69 | 15.580 | 5.2086 | 14 | 10.0 | 27.0 | |||
| A | NT | 541 | 6.311 | 3.9800 | 5 | 0.0 | 13.0 | 72.370, 0.0001*, sig | NT < TP, IT < CT |
| TP | 137 | 8.438 | 3.1009 | 9 | 2.0 | 16.0 | |||
| IT | 106 | 8.708 | 2.5108 | 9 | 2.0 | 19.0 | |||
| CT | 69 | 10.812 | 5.1200 | 10 | 2.0 | 19.0 | |||
| S | NT | 543 | 5.641 | 3.6450 | 5 | 0.0 | 15.0 | 184.108, 0.0001*, sig | NT < TP < IT < CT |
| TP | 137 | 8.533 | 4.6622 | 9 | 0.0 | 27.0 | |||
| IT | 106 | 10.500 | 5.0526 | 9 | 0.0 | 28.0 | |||
| CT | 69 | 16.014 | 8.6305 | 14 | 4.0 | 32.0 | |||
aKruskal–Wallis test, bWhitney U test (post hoc comparison), level of significance set at p < 0.05
ns: non-significant, sig: significant, *: statistically significant