Demographic factors, year and ACCHS site | Incidence ratea (95 % CI)b | Unadjusted hazard ratio (95 % CI)b | p-value* | Adjusted hazard ratio (95 % CI)b | p-value* |
---|---|---|---|---|---|
2009-2011 | 9.1 (8.1-10.3) | ||||
Year | |||||
2010 | 9.6 (7.8-11.8) | ||||
2011 | 8.9 (7.7-10.3) | ||||
Gender | |||||
Female | 11.6 (10.1-13.3) | 1.5 (1.1-1.9) | <0.01 | 1.7 (1.2-2.2) | <0.01 |
Male | 5.8 (4.6-7.3) | 1 | - | 1 | - |
Age-group (years) | |||||
15-19 | 9.0 (7.4-11.0) | 1.3 (0.9-1.8) | 0.06 | 1.6 (1.1-2.3) | <0.01 |
20-24 | 11.0 (9.1-13.2) | 1.2 (0.9-1.6) | 0.24 | 1.3 (0.9-1.8) | 0.11 |
25-29 | 7.1 (5.6-9.1) | 1 | 1 | ||
Aboriginal status | |||||
Aboriginal | 9.7 (8.6-11.1) | 1.1 (0.8-1.6) | 0.50 | 1.2 (0.9-1.8) | 0.05 |
Non-Aboriginal | 6.3 (4.5-8.8) | 1 | - | 1 | - |
ACCHS site | |||||
1 | 1.1 (0.5-2.2) | 1.6 (0.7-3.5) | 0.25 | 1.6 (0.7-3.6) | 0.22 |
2 | 13.6 (10.4-17.8) | 3.4 (1.6-7.1) | 0.01 | 3.8 (1.8-8.0) | <0.01 |
3 | 14.0 (12.0-16.4) | 2.0 (0.9-4.4) | 0.07 | 2.2 (0.9-4.7) | 0.05 |
4 | 7.6 (5.9-9.8) | 1 | 1 |