Table 1.
Baseline sociodemographic and symptom characteristics of factorial groupsa
| Factor 1 | Factor 2 | |||
|---|---|---|---|---|
| Stretch exercises | Placebo exercise | Stop quinine for 6 weeks | Not to stop quinine for 6 weeks | |
| Male sex (n [%]) | 47 (49) | 44 (47) | 42 (45) | 49 (51) |
| Age in years | 74.4 (0.70) | 75.0 (0.66) | 75.1 (0.76) | 74.3 (0.60) |
| Symptom burden scoreb | 3.19 (0.14) | 3.11 (0.15) | 3.34 (0.14) | 2.97 (0.14) |
| Night cramps in previous 4 weeks | 10.8 (1.74) | 9.3 (1.17) | 9.7 (1.14) | 10.4 (1.76) |
a
Figures are means (SEM) unless specified.
b
Range = 1–7. SEM = standard error of the mean.