Table 3 Sample characteristics
Factor (n = 81, unless otherwise specified) | Total Mean ± SD, N (%), or Median (IQR) | Standard-of-care group Mean ± SD, N (%), or Median (IQR) | SENSE group Mean ± SD, N (%), or Median (IQR) | *p value (Differences between groups) |
|---|---|---|---|---|
Medical Factors | ||||
EGA at birth (weeks) | 29.2 ± 2.5 | 29.5 ± 2.5 | 29.1 ± 2.6 | 0.44 |
Birthweight (g) | 1359.9 ± 463.4 | 1416.2 ± 477.8 | 1328.5 ± 456.8 | 0.42 |
PMA at discharge (weeks) | 39.8 ± 7.1 | 39.8 ± 5.8 | 39.8 ± 7.8 | 0.98 |
Multiple birth | 29 (36%) | 13 (45%) | 16 (31%) | 0.21 |
Infant sex (male) | 32 (40%) | 11 (38%) | 21 (40%) | 0.83 |
Length of stay (days) | 76.8 ± 57.5 | 74.7 ± 54.7 | 77.9 ± 59.4 | 0.81 |
Presence of PDA | 19 (23%) | 6 (21%) | 13 (25%) | 0.66 |
Presence of NEC n = 80 | 4 (5%) | 2 (7%) | 2 (4%) | 0.56 |
Presence of PVL | 4 (5%) | 1 (3%) | 3 (6%) | 0.64 |
Presence of IVH | 14 (17%) | 3 (10%) | 11 (21%) | 0.22 |
# days on mechanical ventilation N = 79 | 1 (0–6) | 1 (0–7.8) | 1 (0–4) | 0.70 |
# Days on non-invasive mechanical ventilation (CPAP/SiPAP) n = 79 | 6 (2–18.3) | 5 (2–19) | 6 (2–18) | 0.88 |
Sociodemographics | ||||
Maternal age (years) | 28.2 ± 6.3 | 30.9 ± 7.2 | 26.6 ± 5.3 | 0.003 |
Insurance type (public) | 55 (68%) | 18 (62%) | 37 (71%) | 0.40 |
Infant race (Black/African-American) | 36 (44%) | 10 (34%) | 26 (50%) | 0.39 |
# of siblings | 1.5 ± 1.0 | 1.7 ± 2.1 | 1.5 ± 1.6 | 0.58 |
Education level (some college or more) n = 75 | 60 (80%) | 18 (78%) | 42 (81%) | 0.31 |
Income level (< $25,000/year) n = 75 | 34 (45%) | 7 (30%) | 27 (52%) | 0.41 |
Maternal marital status (married) n = 77 | 31 (40%) | 13 (52%) | 18 (35%) | 0.41 |