Characteristic | All patients | Urban | Rural | Standardized difference† (95% CI) | |||
---|---|---|---|---|---|---|---|
No. (%)* n = 66 325 | Crude prevalence, % (95% CI) | No. (%)* n = 28 969 | Crude prevalence, % (95% CI) | No. (%)* n = 37 356 | Crude prevalence, % (95% CI) | ||
Age, yr, mean ± SD | 64.1 ± 13.6 | NA | 63.4 ± 14.1 | NA | 64.6 ± 13.1 | NA | 0.08 (0.068 to 0.098) |
Age group, yr | 0.112 (0.097 to 0.127) | ||||||
20–34 | 1791 (2.7) | 2.10 (2.00 to 2.20) | 980 (3.4) | 1.78 (1.67 to 1.89) | 811 (2.2) | 2.67 (2.49 to 2.86) | |
35–49 | 7547 (11.4) | 7.26 (7.10 to 7.43) | 3628 (12.5) | 6.25 (6.05 to 6.46) | 3919 (10.5) | 8.54 (8.27 to 8.81) | |
50–64 | 22 545 (34.0) | 17.65 (17.42 to 17.88) | 9867 (34.1) | 16.26 (15.94 to 16.58) | 12 678 (33.9) | 18.91 (18.58 to 19.24) | |
65–79 | 26 267 (39.6) | 32.59 (32.20 to 32.98) | 10 864 (37.5) | 30.80 (30.22 to 31.38) | 15 403 (41.2) | 33.98 (33.44 to 34.52) | |
≥ 80 | 8175 (12.3) | 40.03 (39.17 to 40.90) | 3630 (12.5) | 37.50 (36.28 to 38.72) | 4545 (12.2) | 42.32 (41.09 to 43.55) | |
Sex | 0.03 (0.014 to 0.045) | ||||||
Male | 33 451 (50.4) | 16.58 (16.40 to 16.76) | 14 849 (51.3) | 14.25 (14.02 to 14.47) | 18 602 (49.8) | 19.08 (18.80 to 19.35) | |
Female | 32 874 (49.6) | 15.20 (15.04 to 15.36) | 14 120 (48.7) | 12.34 (12.13 to 12.54) | 18 754 (50.2) | 18.42 (18.15 to 18.68) | |
Case source | 0.178 (0.162 to 0.193) | ||||||
Laboratory only | 11 118 (16.8) | NA | 3789 (13.1) | NA | 7329 (19.6) | NA | |
CCDSS only | 10 621 (16.0) | NA | 4865 (16.8) | NA | 5756 (15.4) | NA | |
Both | 44 586 (67.2) | NA | 20 315 (70.1) | NA | 24 271 (65.0) | NA |