Authors | The relative average bias of | 95% limits of agreement | Subjects | Reference |
Kelly et al. | 1.2 mEq/l with venous higher than arterial | ±3.93 mEq/l | Various patients at emergency department | |
Herrington et al. | 0 | ±1.3 mEq/l | Critically ill patients | |
Malatesha et al. | 0.74 mEq/l with venous higher than arterial | ±5.05 mEq/l (±2SD) | Various patients at emergency department | [9] |
Middleton et al. | 0.19 mEq/l with “central” venous higher than arterial | ±2.08 mEq/l | Intensive care unit patients |