Comparison between weekday and weekend deliveries (babies) or admissions (women) across indicators of quality and safety of care
| Indicator | Weekday | Weekend | P value | Odds ratio (weekday as reference) | ||||
|---|---|---|---|---|---|---|---|---|
| Unadjusted % (No) | Adjusted rate (%) | Unadjusted % (No) | Adjusted rate (%) | Unadjusted | Adjusted (95% CI) | |||
| Perineal tear | 3.03 (22 299/736 433) | 3.04 | 3.08 (8249/268 082) | 3.05 | 0.812 | 1.01 | 1.00 (0.98 to 1.03) | |
| Puerperal infection | 0.83 (8358/1 012 119) | 0.82 | 0.86 (2770/320 715) | 0.87 | 0.010 | 1.03 | 1.06 (1.01 to 1.11) | |
| Three day maternal readmissions | 0.20 (1926/963 094) | 0.20 | 0.18 (545/306 171) | 0.18 | 0.135 | 0.90 | 0.93 (0.84 to 1.02) | |
| In-hospital perinatal mortality | 0.64 (6481/1 006 765) | 0.65 | 0.73 (2518/342 834) | 0.71 | 0.007 | 1.14 | 1.07 (1.02 to 1.13) | |
| Injury to neonate | 1.43 (13 278/928 529) | 1.45 | 1.59 (5038/316 890) | 1.53 | 0.002 | 1.11 | 1.06 (1.02 to 1.09) | |
| Selected neonatal infections | 1.99 (19 900/1 002 476) | 1.99 | 2.01 (6852/341 117) | 2.00 | 0.542 | 1.01 | 1.01 (0.98 to 1.04) | |
| Three day neonatal readmissions | 1.19 (11 323/955 357) | 1.18 | 1.22 (3976/326 200) | 1.23 | 0.044 | 1.02 | 1.04 (1.00 to 1.08) | |