INCOME PARAMETERIZATION | RATE RATIO (95% CI) |
---|---|
Parameterization 1 | |
Categorical income (as continuous variable) | 0.75 (0.59 to 0.95) |
Parameterization 2 | |
Categorical income (by categories) per annum | |
• < $20 000 | 1.0 (reference) |
• $20 000 to < $40 000 | 0.81 (0.35 to 1.88) |
• $40 000 to < $60 000 | 0.98 (0.40 to 2.42) |
• $60 000 to < $80 000 | 0.17 (0.02 to 1.30) |
• ≥ $80 000 | 0.34 (0.12 to 0.97) |
Parameterization 3 | |
Income of < $60 000 per annum vs income of ≥ $60 000 per annum | 2.18 (1.18 to 4.02) |