Area-based income index (quintiles) | p Trend | |||||
I high | II | III | IV | V low | ||
Public: low volume | ||||||
n (% death) | 282 (2.1) | 280 (4.3) | 323 (3.4) | 333 (3.3) | 345 (6.1) | |
OR (95% CI) | 1.00 | 2.57 (0.83 to 7.95) | 1.71 (0.56 to 5.22) | 1.79 (0.59 to 5.40) | 3.90 (1.23 to 12.4) | 0.039 |
Public: high volume | ||||||
n (% death) | 1042 (4.4) | 1300 (4.1) | 1.394 (5.4) | 1.497 (3.9) | 1.584 (6.0) | |
OR (95% CI) | 1.00 | 0.87 (0.55 to 1.37) | 1.17 (0.76 to 1.80) | 0.80 (0.51 to 1.25) | 1.39 (0.92 to 2.12) | 0.131 |
Overall public | ||||||
n (% death) | 1324 (3.9) | 1.580 (4.1) | 1.717 (5.0) | 1.830 (3.8) | 1.929 (6.0) | |
OR (95% CI) | 1.00 | 1.04 (0.69 to 1.58) | 1.26 (0.85 to 1.88) | 0.91 (0.60 to 1.37) | 1.65 (1.12 to 2.43) | 0.022 |
Private | ||||||
n (% death) | 590 (1.5) | 460 (2.8) | 469 (3.0) | 432 (3.0) | 387 (2.8) | |
OR (95%CI) | 1.00 | 1.75 (0.73 to 4.21) | 1.66 (0.70 to 3.96) | 1.83 (0.75 to 4.43) | 1.46 (0.57 to 3.72) | 0.444 |
Two-level logistic regression (hospital and subject). OR adjusted for city of residence, gender, age and comorbidities.