Table 3.
Independent variables related to change in mouth opening
| Baseline vs. end of exercises (n = 15) | Baseline vs. follow-up (n = 12) | |||||||
|---|---|---|---|---|---|---|---|---|
| Correlation coefficient | Mean (sd) | Significance | Test | Correlation coefficient | Mean (sd) | Significance | Test | |
| Initial mouth opening (mm) | 0.494 | 0.061 | Spearman | −0.021 | 0.948 | Spearman | ||
| Time from treatment of primary tumor to start of exercises (months) | −0.085 | 0.763 | Spearman | 0.081 | 0.802 | Spearman | ||
| Group | 0.694 | MWU | 1.000 | MWU | ||||
| 1 | 7.3 (4.7) | 5.2 (3.5) | ||||||
| 2 | 6.5 (5.2) | 4.5 (3.1) | ||||||
| Stage T4 | 0.044* | MWU | 0.213 | MWU | ||||
| Yes | 5.2 (4.1) | 7.3 (2.6) | ||||||
| No | 10.7 (3.7) | 4.4 (2.4) | ||||||
Spearman Spearman’s correlation coefficient, MWU Mann-Whitney U
*Significant (p < 0.05)