. 2018 Apr 1;11(4):1909–1922.

Table 1.

SpO₂, SaO₂, breathing and heart rate in pregnant sheep of 3 groups at different time points during the exposure to hypoxia or normoxia (x ± s, n=8)

Group	SpO₂ (mmHg)			SaO₂ (%)			Breathing (/min)	Heart rate (/min)

	30 d	90 d	120 d	30 d	90 d	120 d	90 d	90 d
Normal	78 ± 5	81 ± 4	86 ± 2	95 ± 5	94 ± 3	96 ± 4	19 ± 2	72 ± 4
Mild hypoxia	58 ± 4^a	54 ± 5^a	44 ± 2^a	76 ± 4^a	64 ± 5^a	73 ± 2^a	15 ± 1^a	78 ± 3^a
Severe hypoxia	32 ± 4^a,^b	30 ± 2^a,^b	26 ± 4^a,^b	54 ± 3^a,^b	42 ± 4^a,^b	40 ± 3^a,^b	12 ± 2^a,^b	79 ± 3^a

P < 0.01, compared with normal;

P < 0.01, compared with severe hypoxia.