Table 1
| Age by Device Type | % U.S. WhMD User Pop. (Kaye et al., 2000) | Overall Sample (n=495) | ||||
| Male | Female | Total | Male | Female | Total | |
| Age between 18‒64 years | ||||||
| Manual | 16% | 17% | 37% | 107 (22%) | 62 (13%) | 169 (34%) |
| Power | 3% | 3% | 6% | 78 (16%) | 58(12%) | 136 (27%) |
| Scooter | 2% | 3% | 5% | 10 (2%) | 10 (2%) | 20(4%) |
| Total | 21% | 23% | 43% | 195 (39%) | 130 (26%) | 325 (66%) |
| Age >65 years | ||||||
| Manual | 17% | 33% | 53% | 40 (8%) | 67 (13%) | 107 (22%) |
| Power | 1% | 2% | 3% | 22 (4%) | 31 (6%) | 53(11%) |
| Scooter | 2% | 2% | 4% | 6 (1%) | 4 (1%) | 10 (2%) |
| Total | 20% | 37% | 57% | 68 (13%) | 102 (21%) | 170 (34%) |
| Total (age >18 years) | ||||||
| Manual | 33% | 50% | 89% | 147 (30%) | 129 (26%) | 276 (56%) |
| Power | 4% | 5% | 9% | 100 (20%) | 89 (18%) | 189 (38%) |
| Scooter | 4% | 5% | 9% | 16 (3%) | 14 (3%) | 30 (6%) |
| Total | 41% | 60% | 100% | 263 (53%) | 232 (47%) | 495 (100%) |