Correlation (r) and limits of agreement (LOA) between direct and indirect blood pressure measurement
| < 6 kg | 6–15 kg | > 15 kg | ||||||
|---|---|---|---|---|---|---|---|---|
| r | LOA | r | LOA | r | LOA | |||
| Oscillometric and intra-arterial | 0.79 | +10.5 | 0.75 | +18.4 | 0.77 | +14.8 | ||
| Systolic | −22.7 | −32.0 | −23.5 | |||||
| Oscillometric and intra-arterial | 0.83 | +15.5 | 0.83 | +16.4 | 0.68 | +21.0 | ||
| Mean | −7.8 | −14.4 | −19.2 | |||||
| Oximetry return and intra-arterial | 0.92 | +11.9 | 0.95 | +13.0 | 0.84 | +15.2 | ||
| Systolic | −8.1 | −12.3 | −16.8 | |||||