Table 8.
Anesthetic and Patient Factors Associated with Low/High cSO2
| Anesthetic and Patient Factors | Low cSO2 During Neonatal Transition Period, OR(95% CI) | High cSO2 During Neonatal Transition Period, OR(95% CI) |
|---|---|---|
| Oxygen inhalation | 2.1 (0.9–4.8) | 0.9 (0.4–2.2) |
| Comorbidities | 3.2 (1.5–7.0)** | 3.4 (1.5–7.5)** |
| Anesthesia plane above T6 | 1.1 (0.3–4.9) | 0.9 (0.9–1.0) |
| Vasoactive drug used before cord clamping | 0.6 (0.3–1.4) | 0.8 (0.3–1.9) |
| Maternal systolic BP below 74mmHg or diastolic BP below 40mmHg under IA | 1.8 (0.4–8.1) | – |
| Maternal systolic BP above 143mmHg or diastolic BP above 90mmHg under IA | – | 4.8 (1.8–12.5)** |
| Maternal SpO2 below 96% | 3.0 (0.8–10.6) | – |
| Male sex (male/female) | 0.3 (0.9–1.1) | 2.0 (0.7–6.0) |
| ASA II vs I | 3.8 (0.5–28.9) | 1.9 (0.4–8.2) |
| ASA III vs I | 21.0 (1.9–231.0)* | 1.0 (0.9–1.0) |
| ASA III vs II | 5.5 (1.3–22.4)* | 1.1 (0.1–9.0) |
| Low arteriole pressure(SBP less than 35mmHg or DBP less than 11mmHg) | 1.8 (0.5–6.1) | 0.7 (0.3–2.1) |
| Low HR(less than 123 times/min) | 3.0 (0.3–26.1) | 1.6 (0.2–13.1) |
| Length of time from administration to cord clamping more than 17min | 1.7 (0.2–14.1) | 1.3 (0.2–10.8) |
| Existing problems with umbilical cord at birth | 0.8 (0.2–3.9) | 0.3 (0.0–2.2) |
| Neonatal THb less than 14.84g/dL | 0.3 (0.1–1.3) | 0.7 (0.2–2.2) |
| Neonatal Glu less than 3.78 mmol/L | 0.7 (0.2–2.1) | 2.1 (0.7–6.2) |
| Neonatal O2Hb less than 51.67% | 1.7 (0.3–9.8) | 1.4 (0.2–8.0) |
| Maternal THb less than 124.6g/L | 1.2 (0.4–3.3) | 0.5 (0.1–1.5) |
Notes: **Data show statistical significance at P < 0.01; *Data show statistical significance at P < 0.05.