Death of a child, adolescent or young adult between ages 1 and 24 years in relation to their residential income quintile, time varying at each year of age
| Residential income quintile (Q) | Number of deaths (incidence rate per 100 000 person-years) | HR (95% CI) | |
| Unadjusted | Adjusted*† | ||
| Q5 (highest) | 1248 (14.7) | 1.00 (referent) | 1.00 (referent) |
| Q4 | 1310 (15.0) | 1.04 (0.96 to 1.12) | 1.02 (0.94 to 1.10) |
| Q3 | 1306 (15.9) | 1.09 (1.01 to 1.18) | 1.05 (0.97 to 1.14) |
| Q2 | 1319 (17.4) | 1.18 (1.09 to 1.28) | 1.12 (1.03 to 1.21) |
| Q1 (lowest) | 1674 (22.4) | 1.51 (1.41 to 1.63) | 1.39 (1.29 to 1.51) |
*Adjusted for maternal world region of origin, age and liveborn parity at the child’s birth, and the child’s year of birth, sex, preterm birth <37 weeks’ gestation, a congenital or chromosomal anomaly diagnosed before age 1 year and time-varying rurality.
†17 023 participants had missing information about residential income quintile. Their corresponding adjusted HR was 1.58 (95% CI 1.20 to 2.09).