| Age (n = 30) | 3 | 3 (100%) | 0 | 100% | SD between all subgroups. |
| Age >75 | 21 | 16(76.2%) | 5(23.8%) | 52.4% | |
| Age 51–74 | 6 | 2 (33.3%) | 4(66.7%) | 33.3% | |
| Age 31–50 | | | | |
| Sex (n = 30) | 14 | 8 (57.1%) | 6(42.9%) | 14.2% | NSD |
| Female | 16 | 13(81.2%) | 3(18.8%) | 62.4% | |
| Male | | | | |
| History of motion sickness | 4 | 3 (75%) | 1 (25%) | 50% | |
| Pregnancy-induced vomiting | 4 | 3 (75%) | 1 (25%) | 50% | |
| Radiotherapy | 3 | 2 (66.7%) | 1(33.3%) | 33.3% | |
| Anxiety/depression | 6 | 3 (50%) | 3 (50%) | – | SD between zero and mild consumption vs. moderate and high. |
| Alcohol intake history (n = 30) | | | | |
| None | 19 | 12(63.2%) | 7(36.8%) | 26.4% |
| Mild (1–5) | 9 | 6 (66.7%) | 3(33.3%) | 33.4% |
| Moderate (6–14) | 1 | 1 (100%) | 0 | 100% |
| High (>14) | 1 | 1 (100%) | 0 | 100% |