Table 8

Mean (SD) PaO₂ (kPa and mm Hg) and SaO₂ (%) values (with range)

Mean (SD) PaO₂ and SaO₂ values (with range) in kPa and mm Hg
Age	Mean (SD) PaO₂ (kPa and mm Hg)	Range±2SD PaO₂ (kPa and mm Hg)	Mean (SD) SaO₂ (%)	SaO₂±2SD
18–24	13.4 (0.71)	11.98–14.82	96.9 (0.40	96.1–97.7
18–24	99.9 (5.3)	89.3–110.5	96.9 (0.40	96.1–97.7
25–34	13.4 (0.66)	12.08–14.72	96.7 (0.7)	95.3–98.1
25–34	99.8 (4.9)	90–109.6	96.7 (0.7)	95.3–98.1
35–44	13.18 (1.02)	11.14–15.22	96.7 (0.6)	95.5–97.9
35–44	98.3 (7.6)	83.1–113.5	96.7 (0.6)	95.5–97.9
45–54	13.0 (1.07)	10.86–15.14	96.5 (1)	94.4–98.5
45–54	97 (8)	81–113	96.5 (1)	94.4–98.5
55–64	12.09 (0.60)	10.89–13.29	95.1 (0.7)	94.5–97.3
55–64	90.2 (4.5)	81.2–99.2	95.1 (0.7)	94.5–97.3
>64	11.89 (1.43)	9.02–14.76	95.5 (1.4)	92.7–98.3
>64	88.7 (10.7)	67.3–110.1	95.5 (1.4)	92.7–98.3

Adapted from Crapo et al.17
Values shown for seated healthy men and women non-smoking volunteers at sea level (adapted from Crapo et al).
PaO₂, arterial oxygen tension; SaO₂, arterial oxygen saturation.