ORs from final model for risk of serious intravenous clinical error
| Parameter | OR (95% CI) | p Value |
| Effect of nurse experience per annum up to 6 years | 0.815 (0.731 to 0.908) | 0.0002 |
| Effect of nurse experience per annum at 6 years and over | 1.028 (0.994 to 1.062) | 0.1110 |
| Intravenous administration type—bolus | 2.700 (1.648 to 4.426) | <0.0001 |
| Patient identification checked | 0.423 (0.260 to 0.689) | 0.0005 |