Table 1. Participant Demographic and Injury Characteristics.
| Variable | Total Sample N=353a |
|---|---|
| Age at injury, median [IQR] | 37.9 [23.8, 55.8] |
| Sex no. (%) | |
| Male | 226 (64.4%) |
| Female | 125 (35.6%) |
| Missing | 2 (0.6%) |
| Months between injury and Coma Recovery Scale-Revised assessment, median [IQR] | 7.9 [1.0, 22.1] |
| < 28 days post injury no. (%) | 90 (25.5%) |
| Etiology no. (%) | |
| Traumatic brain injury | 176 (49.9%) |
| Cardiac arrest/anoxia | 57 (16.1%) |
| SAH, IVH, ICH, stroke, aneurysm | 65 (18.4%) |
| Other | 55 (15.6%) |
| Diagnosis (based on the Coma Recovery Scale-Revised), no. (%) | |
| Unconscious (coma/vegetative state) | 140 (39.7%) |
| Minimally conscious state minus | 101 (28.6%) |
| Minimally conscious state plus | 77 (21.8%) |
| Emerged from minimally conscious state | 35 (9.9%) |
a
all proportions are calculated from the number of participants indicated in the column heading (n=353); Minimally conscious state minus = minimally conscious state without command-following, Minimally conscious state plus = minimally conscious with command-following
Abbreviations: ICH intracerebral hemorrhage; IVH intraventricular hemorrhage; SAH subarachnoid hemorrhage