Agreement between SaO2 and SpO2
| SaO2 (mean) (SD) | SpO2 (mean) (SD) | Mean difference (SaO2–SpO2) (95% CI) | 95% limits of agreement | N | |
|---|---|---|---|---|---|
| Oxygen percentage saturation* | 91.2 (6.0) | 91.0 (4.0) | −0.17 (CI −0.89 to 0.56) | −11.12 to 10.78 | 224 |
*In patients with SpO2 ≥80%.