Participant characteristics.
| Characteristics | Distribution | Mean ± SD |
| Weight, kg | 35–115 kg | 75.4 ± 9.1 |
| Height, cm | 140–190 | 174.5 ± 10.9 |
| Age, y | 18–80 | 47.5 ± 16.8 |
| Se | ||
| Male | 28 | NA |
| Female | 6 | NA |
| American Spinal Injury Association Impairment Scale | ||
| A | 14 | NA |
| B | 3 | NA |
| C | 10 | NA |
| D | 7 | NA |
| Wheelchair behavior | ||
| Active | 28 | NA |
| Not active | 6 | NA |
| Cushion type | ||
| KUBIVENT DualPlus | 12 | NA |
| KUBIVENT TheraCubus | 10 | NA |
| ROHO Dry Floatation | 5 | NA |
| StimuLITE | 3 | NA |
| Other | 4 | NA |
Note: Active behavior in the wheelchair means that the participant was able to reposition him/herself as needed and desired.