Table 2.
Relationship between severity and duration of morning stiffness, and impact of morning stiffness on quality of life
| Severity of morning stiffness | p value (all comparisons) | |||
|---|---|---|---|---|
| Mild | Moderate | Severe | ||
| Mean duration of morning stiffness (min) | 48 | 69 | 108 | <0.05 |
| Impact of morning stiffness on quality of life (mean score) | 3.5 | 5.5 | 7.5 | <0.05 |
| Duration of morning stiffness | p value (all comparisons) | |||
|---|---|---|---|---|
| <1 h | 1–2 h | >2 h | ||
| Severity of morning stiffness (mean score) | 5.1 | 6.0 | 6.6 | <0.05 |
| Impact of morning stiffness on quality of life (mean score) | 5.1 | 6.3 | 6.9 | <0.05 |