Table 2.
Baseline subject characteristics: by site and group
| Indianapolis | Gainesville | All | |||||
|---|---|---|---|---|---|---|---|
| Control | Intervention | Control | Intervention | Control (n = 33) | Intervention (n = 30) | Test statistic, p valuea | |
| Age Mean ± SD (median: range) | 63.7 ± 9.3 (65.0: 42.1–3.7) | 63.7 ± 12.7 (64.2: 40.1–86.9) | 64.6 ± 6.8 (63.4 : 57.2–79.3) | 73.8 ± 8.2 (76.7: 60.7–81.4) | 64 ± 8.4 (64.9: 42.1–83.7) | 67.3 ± 12.4 (67.5: 40.1–86.9) | t(59) = −1.24, p≤0.22 |
| Sex | |||||||
| Male | 21 (95.4%) | 19 (100.0%) | 11 (100%) | 11 (100%) | 32 (97.0%) | 30 (100%) | 0.99 |
| Female | 1 (4.6%) | 1 (3.0%) | |||||
| Race | |||||||
| Black | 6 (27.3%) | 5 (26.3%) | 1 (9.1%) | 1 (9.1%) | 7 (21.2%) | 6 (20.0%) | 0.31 |
| White | 14 (63.6%) | 13 (68.4%) | 7 (63.6%) | 10 (90.9%) | 21 (63.6%) | 23 (76.7%) | |
| Unknown | 2 (9.1%) | 1 (5.3%) | 3 (27.3%) | 5 (15.2%) | 1 (3.3%) | ||
| Living status | |||||||
| Alone | 6 (27.3%) | 6 (31.6%) | 5 (45.4%) | 1 (9.1%) | 11 (33.3%) | 7 (23.3%) | χ2 (2, n = 63) |
| With only 1 other person | 11 (50.0%) | 7 (36.8%) | 6 (54.6%) | 8 (72.7%) | 17 (51.5%) | 15 (50.0%) | =1.57, |
| With 2+ | 5 (22.7%) | 6 (31.6%) | 0 (0.0) | 2 (18.2%) | 5 (15.2%) | 8 (26.7%) | p≤0.46 |
| Caregiver present | 7 (31.8%) | 8 (44.4%) | 5 (45.4%) | 3 (27.3%) | 12 (36.4%) | 11 (37.9%) | χ2 (1, n = 63) =0.02, p≤0.90 |
| NIHSS Mean ± SD (median: range) | 3.1 ± 3.2 (2.0: 0.0–10.0) | 3.7 ± 3.1 (3.0: 0.0–11.0) | 3.7 ± 3.8 (3.0: 0.0–11.0) | 2.5 ± 1.9 (3.0: 0.0–5.0) | 3.33 ± 3.37 (2.0 : 0.0–11.0) | 3.27 ± 2.72 (3.0: 0.0–11.0) | t(61) = 0.09, p≤0.93 |
aMeans of age and NIHSS (National Institute of Health Stroke Scale) were compared by two-sample t-tests. Categorical variables of sex and race were tested by using Fisher’s exact test, and living status and caregiver present were tested by using χ2 tests