Table 1.
Demographics
| Chracteristics | LSD Positive n (%) or mean (SD) | LSD Negative n (%) or mean (SD) | P value |
|---|---|---|---|
| Race/Ethnicitya | |||
| Caucasian | 6 (28.6%) | 30 (41.7%) | 0.28 |
| African Americanh | 2 (9.5%) | 11 (15.3%) | 0.73 |
| Asianh | 4 (l9.0%) | 6 (8.3%) | 0.23 |
| Hispanic/Latino | 6 (28.6%) | 16 (22.2%) | 0.55 |
| Other/Mixed Raceh | 3 (14.3%) | 9 (12.5%) | 1.00 |
| Sexb | 0.67 | ||
| Female | 14 (50.0%) | 44 (45.4%) | |
| Male | 14 (50.0%) | 53 (54.6%) | |
| MaLernal Age (years)c,i | 24.3 (2.5) | 32.1 (4.5) | 0.01 |
| Parityd | 1.5 (0.7) | 1.9 (1.6) | 1.00 |
| Gestational Age at NIHF diagnosis (weeks)e,i | 23.0 (7.0) | 31.2 (3.4) | 0.049 |
| Gestational Age at delivery (weeks)f | 34.5 (3.2) | 33.1 (5.1) | 0.28 |
| Age at time of enzyme testing| (days)g,i | 24 (13.5–100) | 16 (10–35) | 0.04 |
a
N=21,72
b
N=28,97
c
N=3,15
d
N=2, 14
e
N=3, 10
f
N=18, 58
g
Median and inter quartile ranges were calculated, N= 27, 94
h
Fisher’s Exact test used for expected cell counts <5
i
Mann- Whitney U test used for small sample