Characteristic | Cases (N = 1701) | Controls (N = 17017) | Unadjusted OR a (95% CI) | ||
---|---|---|---|---|---|
n | (%) | n | (%) | ||
Age (yrs) | |||||
Mean (SD) | 60.4 | (11.5) | 60.3 | (11.6) | 1.00 (1.00, 1.01) |
Age categories | |||||
<40 (%) | 50 | (2.9) | 500 | (2.9) | 1.00 |
40-55 (%) | 540 | (31.8) | 5500 | (32.3) | 1.01 (0.75, 1.36) |
>55 (%) | 1111 | (65.3) | 11017 | (64.7) | 0.98 (0.73, 1.33) |
Follow-up (yrs) b | |||||
Mean (SD) | 28.4 | (3.3) | 28.4 | (3.5) | 1.03 (1.00, 1.06) |
Median (range) | 29 | (10,31) | 29 | (10,31) | |
Marital Status c | |||||
Other (widowed, separated, divorced) | 309 | (18.2) | 3565 | (21.0) | 1.00 |
Single | 108 | (6.4) | 1111 | (6.5) | 1.12 (0.89, 1.41) |
Married | 1284 | (75.4) | 12341 | (72.5) | 1.20 (1.05, 1.37) |
Income support status d | |||||
No income support | 1232 | (72.4) | 12088 | (71.0) | 1.00 |
Low income support | 412 | (24.2) | 4235 | (24.9) | 0.96 (0.85, 1.07) |
High income support | 57 | (3.4) | 694 | (4.1) | 0.81 (0.61, 1.06) |
Residence status e | |||||
Urban | 731 | (43.0) | 6984 | (41.0) | 1.00 |
Rural | 970 | (57.0) | 10033 | (59.0) | 0.92 (0.84, 1.02) |
OC use f | |||||
None or light use (<12 prescriptions) | 1318 | (77.5) | 13557 | (79.7) | 1.00 |
Heavy use (≥ 12) | 383 | (22.5) | 3460 | (20.3) | 1.14 (1.01, 1.28) |
HT use f | |||||
None or light use (<12 prescriptions) | 1200 | (70.6) | 12441 | (73.1) | 1.00 |
Heavy use (≥12) | 501 | (29.4) | 4576 | (26.9) | 1.14 (1.02, 1.27) |