Estimated regression coefficients for length of stay (log transformed)
| Including ethnicity | Model excluding ethnicity | |||||
| Estimate | 95% CI | P value | Estimate | 95% CI | P value | |
| Asian | 0.944 | 0.643 to 1.39 | 0.765 | |||
| Black | 1.38 | 1.04 to 1.82 | 0.0252 | |||
| Mixed | 0.706 | 0.442 to 1.13 | 0.142 | |||
| Other | 1.46 | 0.853 to 2.5 | 0.164 | |||
| IMD quintile | 0.913 | 0.827 to 1.01 | 0.0727 | 0.854 | 0.777 to 0.939 | 0.00141 |
| BMI | 0.964 | 0.939 to 0.989 | 0.00588 | 0.975 | 0.95 to 1 | 0.0592 |
| Age (months) | 1 | 1 to 1 | 0.0368 | 1 | 1 to 1 | 0.0625 |
| Gender (male) | 1.05 | 0.833 to 1.33 | 0.656 | 1.04 | 0.812 to 1.33 | 0.747 |
Likelihood ratio test when including ethnicity versus not including ethnicity p=0.01.
BMI, body mass index; IMD, Index of Multiple Deprivation.