Variables | All cases | Wuhan | Outside Wuhan | P* | ||||||
---|---|---|---|---|---|---|---|---|---|---|
n (%) | ODI, M (IQR) | P | n (%) | ODI, M (IQR) | P | n (%) | ODI, M (IQR) | P | ||
Sex |  |  |  < 0.001 |  |  |  < 0.001 |  |  | 0.158 |  |
 Male | 7 640 (47.5) | 4 (2–7) |  | 5 307 (46.1) | 4 (2–7) |  | 2 333 (51.2) | 3 (1–5) |  |  < 0.001 |
 Female | 8 437 (52.5) | 4 (2–7) |  | 6 216 (53.9) | 5 (2–8) |  | 2 221 (48.8) | 3 (1–5) |  |  < 0.001 |
Age, years |  |  |  < 0.001 |  |  | 0.433 |  |  |  < 0.001 |  |
 40–59 | 8 456 (52.6) | 4 (2–7) |  | 5 669 (49.2) | 4 (2–8) |  | 2 787 (61.2) | 3 (1–5) |  |  < 0.001 |
 60–69 | 4 114 (25.6) | 4 (2–7) |  | 3 139 (27.2) | 5 (2–8) |  | 975 (21.4) | 3 (1–6) |  |  < 0.001 |
 ≥ 70 | 3 507 (21.8) | 4 (2–7) |  | 2 715 (23.6) | 4 (2–8) |  | 792 (17.4) | 3 (1–5) |  |  < 0.001 |
Severe |  |  |  < 0.001 |  |  |  < 0.001 |  |  | 0.002 |  |
 No | 14 285 (88.9) | 4 (2–7) |  | 10 112 (87.8) | 4 (2–8) |  | 4 173 (91.6) | 3 (1–5) |  |  < 0.001 |
 Yes | 1 792 (11.1) | 5 (2–9) |  | 1 411 (12.2) | 6 (3–9) |  | 381 (8.4) | 3 (2–6) |  |  < 0.001 |
Death | Â | Â | 0.971 | Â | Â | 0.047 | Â | Â | 0.655 | Â |
 No | 15 240 (94.8) | 4 (2–7) |  | 10 794 (93.7) | 4 (2–8) |  | 4 446 (97.6) | 3 (1–5) |  |  < 0.001 |
 Yes | 837 (5.2) | 4 (2–7) |  | 729 (6.3) | 4 (2–7) |  | 108 (2.4) | 3 (1–5) |  |  < 0.001 |
Total | 16 077 (100.0) | 4 (2–7) |  | 11 523 (100.0) | 4 (2–8) |  | 4 554 (100.0) | 3 (1–5) |  |  |