Adjusted outcomes for patients by time of presentation*
| Weekend day | p Value | Weeknight | p Value | Weekend night | p Value | |
|---|---|---|---|---|---|---|
| All patients | ||||||
| Length of stay† | 0.00 (−0.04 to 0.03) | 0.852 | −0.02 (−0.05 to 0.01) | 0.175 | −0.03 (−0.06 to 0.00) | 0.045 |
| Transfer‡ | 1.09 (0.99 to 1.19) | 0.068 | 2.05 (1.93 to 2.19) | <0.001 | 1.95 (1.82 to 2.08) | <0.001 |
| GOS‡ | 1.02 (0.94 to 1.12) | 0.600 | 1.05 (0.98 to 1.12) | 0.170 | 1.04 (0.97 to 1.12) | 0.250 |
| Mortality‡ | 0.97 (0.84 to 1.11) | 0.644 | 1.02 (0.92 to 1.13) | 0.727 | 0.92 (0.82 to 1.03) | 0.157 |
| Patients with ISS >15 | ||||||
| Length of stay† | 0.01 (−0.05 to 0.08) | 0.654 | −0.07 (−0.12 to −0.02) | 0.003 | −0.05 (−0.10 to 0.01) | 0.030 |
| Transfer‡ | 1.09 (0.96 to 1.23) | 0.171 | 1.92 (1.76 to 2.09) | <0.001 | 1.83 (1.67 to 2.00) | <0.001 |
| GOS‡ | 0.96 (0.84 to 1.09) | 0.520 | 1.04 (0.95 to 1.15) | 0.409 | 1.02 (0.92 to 1.13) | 0.735 |
| Mortality‡ | 1.00 (0.88 to 1.12) | 0.924 | 0.99 (0.88 to 1.12) | 0.911 | 0.92 (0.81 to 1.05) | 0.210 |
*Covariates: age, sex, Charlson Comorbidity Index, ISS, GCS.
†Generalised linear models with output as predicted mean difference with 95% CIs.
‡Multivariable logistic regression model with output as OR with 95% CIs.
ISS, Injury Severity Score; GOS, Glasgow Outcome Score.