Table 1. Comparison of demographics.
| Early SCC Group n = 17 | Late SCC Group n = 18 | ||||
|---|---|---|---|---|---|
| median | IQR | median | IQR | p-value | |
| Maternal and neonatal characteristics | |||||
| Maternal Age (years) | 34 | 29.5–35.1 | 32.1 | 28.7–34.5 | 0.613 |
| Birthweight (grams) | 3,440 | 3,300–3,720 | 3,475 | 3,062–3,655 | 0.509 |
| Birth length (centimeters) | 51 | 50–53 | 51 | 48.2–52 | 0.433 |
| UA-pH | 7.31 | 7.28–7.32 | 7.29 | 7.27–7.30 | 0.155 |
| UV-pH | 7.36 | 7.35–7.37 | 7.35 | 7.34–7.37 | 0.277 |
| BE | -0.2 | -1.8–0.4 | -0.2 | -1.1–0.6 | 0.727 |
| Time of sample retrieval | |||||
| Difference M1 to M2 (minutes) | 101.5 | 63.8–137.5 | 75 | 60–132.5 | 0.651 |
| Difference M2/N1 to M3/N2 (minutes) | 24 | 22–25 | 25 | 24–25 | 0.333 |
IQR = interquartile range; SCC = skin-to-skin contact; UA = umbilical artery; UV = umbilical vein; BE = base excess; M = maternal measurements (M1 = first [taken before entering the operating room], M2 = second [taken within the first 5 minutes after delivery], M3 = third [taken 25 minutes after delivery]); N = neonatal measurements (N1 = first [taken within the first 5 minutes after delivery], N2 = second [taken 25 minutes after delivery])