| Mean number of requirement errors ±SD (n) |  |  | |
---|---|---|---|---|
Baseline | During intervention | Reduction in Errors | p value | |
All charts | 4.6 ± 1.3 (420) | 3.4 ± 1.7 (159) | −1.2 (95%CI 0.9, 1.5) | < 0.001 |
Weekday charts | 4.5 ± 1.3 (323) | 3.3 ± 1.7 (132) | − 1.2 (95%CI 0.9, 1.5) | < 0.001 |
Weekend charts | 4.7 ± 1.4 (97) | 4.1 ± 1.5 (27) | −0.6 (95%CI − 0.01, 1.2) | 0.09 |
Primary charts | 4.6 ± 1.3 (333) | 3.7 ± 1.5 (127) | −0.9 (95%CI 0.6, 1.2) | < 0.001 |
Re-charts | 4.4 ± 1.4 (87) | 2.2 ± 1.7 (32) | − 2.2 (95%CI 1.6, 2.8) | < 0.001 |