Maternal characteristics
| Maternal Characteristics | SRI (n=49) | SRO (n=226) | p value |
|---|---|---|---|
| Age (years) mean (SD) | 27.5 (5.5) | 28.1 (5.4) | 0.740 |
| Nullipara (%) | 32 (65.3) | 130 (57.5) | 0.315 |
| Ethnicity | |||
| African American (%) | 0 | 12 (5) | |
| Asian (%) | 30 (61) | 142 (63) | |
| Caucasian(%) | 0 | 5 (2) | |
| Hispanic (%) | 18 (37) | 57 (25) | |
| Other (%) | 1 (2) | 10 (5) | |
| Comorbidities | |||
| Diabetes mellitus (%) | 8 (16.3) | 33 (14.6) | 0.784 |
| Hypertension (%) | 3 (6.1) | 22 (9.7) | 0.732 |
| Obesity (%) | 20 (40.8) | 76 (34.5) | 0.407 |
| Mode of delivery (vaginal) (%) | 25 (51.0) | 133 (58.8) | 0.315 |
| ROM (hrs) (SD) | 14.5 (11) | 14.1 (9) | 0.730 |
| Positive GBS (%) | 12 (27.9) | 44 (20.2) | 0.784 |
| Triple I (%) | 44 (89.8) | 194 (85.9) | 0.935 |
| Placental pathology (%) | 34 (81) | 131 (71) | 0.216 |
| First antibiotic dose to time of delivery (hours) | 0.570 | ||
| No antibiotic (%) | 4 (8.2) | 34 (15) | |
| <2 hours (%) | 17 (34.7) | 80 (35.4) | |
| 2-3.9 hours (%) | 7 (14.3) | 32 (14.2) | |
| > 4 hours (%) | 21 (42.9) | 80 (35.4) | |
| Fever to delivery (minutes) (SD) | 213.65 (226.0) | 250.11 (375.3) | 0.500 |
| Tmax (Celsius) (SD) | 38.74 (0.7) | 38.53 (0.4) | 0.007* |
*p<0.05 was considered significant