Near-infrared spectroscopy measured cerebral oxygenation in full-term infants during transition: an observational study

Egyptian Pediatric Association Gazette

Table 6 Comparison between the two studied groups (C-section and NVD) according to HR, CRT, cerebral oxygenation parameters (crSO2 and FTOE), and oxygen saturation (SPO2)

	Mode of delivery		Test of Sig	p
	C-section	NVD	Test of Sig	p
HR (B/min) at 10 min
Min.–max	110–155	119–160	t = − 1.266	0.211
Mean ± SD	135 ± 13	139 ± 12	t = − 1.266	0.211
CRT (seconds) at 10 min
Min.–max	2–4	2–3	U = 401	0.370
Median (IQR)	2 (2–3)	2 (2–3)	U = 401	0.370
SpO2 at 1 min
Min.–max	65–89	65–89	U = 352	0.146
Median (IQR)	73 (68–78)	75 (72–81)	U = 352	0.146
SpO2 at 5 min
Min.–max	83–95	84–99	U = 230^*	0.001^*
Median (IQR)	88 (85–90)	92 (89–93)	U = 230^*	0.001^*
SpO2 at 10 min
Min.–max	91–100	94–99	U = 306^*	0.031^*
Median (IQR)	95 (94–98)	97 (95–98)	U = 306^*	0.031^*
crSO₂ 1 min
Min.–max	15–70	15–78	t = 1.260	0.213
Mean ± SD	45 ± 14	40 ± 17	t = 1.260	0.213
crSO₂ 5 min
Min.–max	41–86	52–85	U = 229.5^*	0.001^*
Median (IQR)	67 (57–74)	80 (67–81)	U = 229.5^*	0.001^*
crSO₂ 10 min
Min.–max	60–89	67–91	U = 219.5^*	0.001^*
Median (IQR)	80 (74–82)	86 (84–88)	U = 219.5^*	0.001^*
Rate of rise in crSO2 from 1 to 5 min
Min.–max	6–44	2–62	t = − 3.989^*	< 0.001^*
Median (IQR)	22 (17–27)	36 (20–46)	t = − 3.989^*	< 0.001^*
FTOE 1 min
Min.–max	0.09–0.77	0.00–0.79	t = − 1.845	0.070
Mean ± SD	0.40 ± 0.16	0.49 ± 0.21	t = − 1.845	0.070
FTOE 5 min
Min.–max	.08–.52	0.06–0.43	U = 259.5^*	0.005^*
Median (IQR)	0.22 (0.16–0.33)	0.14 (0.12–0.24)	U = 259.5^*	0.005^*
FTOE 10 min
Min.–max	0.07–0.37	0.06–0.31	U = 254.5^*	0.004^*
Median (IQR)	0.17 (0.12–0.21)	0.12 (0.08–0.14)	U = 254.5^*	0.004^*

U Mann–Whitney test, t Student’s t test, p p value for comparing between the two studied groups, CRT capillary refill time, HR heart rate
^*Statistically significant at p ≤ 0.05