Table 1.
Baseline Participant Characteristics Overall and by Sequence Assignment
| Overall (N=420) | Sequence 1 (UC to Two Step) (n=192) | Sequence 2 (Two Step to UC) (n=228) | p Value | |
|---|---|---|---|---|
| Schools, (n) | 31 | 16 | 15 | - |
| Nurse Type, (n) | ||||
| Full Time Roving | 5 | 2 | 3 | |
| Full Time | 17 | 11 | 6 | |
| None | 9 | 3 | 6 | 0.30 |
| Enrollment, (n) | 527 | 233 | 294 | - |
| Age, yrs (SD) | 8.9 (1.8) | 8.9 (2.0) | 9.0 (1.7) | 0.92 |
| Gender (male) | 316 (60.0) | 134 (57.5) | 182 (61.9) | 0.31 |
| Race, n (%) | ||||
| White | 261 (49.5) | 144 (61.8) | 117 (39.8) | |
| African-American | 253 (48.0) | 84 (36.1) | 169 (57.5) | <0.01 |
| Mixed | 2 (0.4) | 1 (0.4) | 1 (0.3) | |
| Other | 11 (2.1) | 4 (1.7) | 4 (2.4) | |
| Ethnicity, n (%) | ||||
| Hispanic | 4 (0.8) | 2 (0.9) | 2 (0.7) | 0.31 |
| Non-Hispanic | 495 (93.9) | 217 (93.1) | 278 (94.6) | |
| Missing | 28 (5.3) | 14 (6.0) | 14 (4.8) | |
| Baseline ICS use, n (%) | 236 (44.8) | 104 (44.6) | 132 (44.9) | 0.95 |
| Free/Reduced lunch, n (%) | 232 (50.4) | 100 (47.4) | 132 (53.0) | 0.23 |
ICS, inhaled corticosteroid; UC, usual care