Demographic characteristics
| Variable | Cannabis extract (N=143) | Placebo (N=134) |
| Age (years) | ||
| Mean±SD | 51.9±7.7 | 52.0±7.9 |
| Median (range) | 53.0 (32–64) | 54.0 (28–64) |
| Gender | ||
| Male (n (%)) | 55 (38.5) | 47 (35.1) |
| Female (n (%)) | 88 (61.5) | 87 (64.9) |
| Ethnic group | ||
| White (n (%)) | 142 (99.3) | 133 (99.3) |
| Asian (n (%)) | 1 (0.7) | 1 (0.7) |
| Weight* (kg) (mean±SD) | 75.31±16.52 | 74.31 (16.97) |
| Height (cm) (mean±SD) | 168.5 (9.8) | 168.6 (9.2) |
↵* At visit-1.
%, percentage (based on N); n, number of patients in specified category; N, number of patients in specified treatment group.