Pairwise comparisons, middle-aged group—perceived stress
| Dependent variable: pain severity | |||||
| Perceived stress | (I) Gender | (J) Gender | Mean difference | SE | Significance |
| 10–22 | 1 | 2 | 0.30 | 0.48 | 0.53 |
| 23–37 | 1 | 2 | 0.07 | 0.54 | 0.91 |
| 38–50 | 1 | 2 | 3.00 | 2.75 | 0.28 |
Based on estimated marginal means.
Note: simple effect analysis of gender and perceived stress of middle-aged group.