Table 1.
Subject Demographics
| GA <32 Weeks |
GA ≥32 Weeks |
Total | |||
|---|---|---|---|---|---|
| PNA <2 Weeks | PNA ≥2 Weeks | PNA <2 Weeks | PNA ≥2 Weeks | ||
| No. | 39 | 103 | 31 | 27 | 200 |
| Gestational age (weeks), median (range) | 26.0 (22.5–31.5) | 26.3 (23.0–31.5) | 36.0 (32.1–40.0) | 34.4 (32.0–40.0) | 27.8 (22.5–40.0) |
| Postnatal age (days), median (range) | 9 (1–13) | 32 (14–92) | 6 (1–14) | 26 (14–82) | 21 (1–92) |
| Male sex, No. (%) | 24 (62) | 56 (54) | 22 (71) | 16 (59) | 118 (59) |
| Hispanic or Latino ethnicity, No. (%) | 5 (13) | 16 (16) | 4 (13) | 3 (11) | 28 (14) |
| Race, No. (%) | |||||
| African-American | 12 (31) | 33 (32) | 8 (26) | 6 (22) | 59 (30) |
| White | 26 (67) | 65 (63) | 21 (68) | 18 (67) | 130 (65) |
| Other | 2 (5) | 5 (5) | 2 (6) | 4 (15) | 13 (7) |
Abbreviations: GA, gestational age; PNA, postnatal age.