No. (%) of patients† | |||||
---|---|---|---|---|---|
Tier 0 n = 29 | Tier 1 n = 21 787 | Tier 2 n = 77 524 | Tier 3 n = 65 297 | Tier 4 n = 70 805 | |
Overall | |||||
Age ≥ 35 yr | 5 (17.2) | 5328 (24.5) | 23 979 (30.9) | 22 354 (34.2) | 27 458 (38.8) |
Parity of 1 | 13 (44.8) | 11 534 (52.9) | 44 573 (57.5) | 39 667 (60.7) | 42 675 (60.3) |
Pre-existing diabetes | 0 (0) | 126 (0.6) | 786 (1.0) | 821 (1.3) | 1484 (2.1) |
Gestational diabetes | < 5 (< 17.2) | 1714 (7.9) | 7514 (9.7) | 7620 (11.7) | 7624 (10.8) |
Hypertensive disorders | < 5 (< 17.2) | 840 (3.9) | 3332 (4.3) | 2594 (4.0) | 3929 (5.6) |
Parity of 1 | |||||
Age ≥ 35 yr | < 5 (< 38.4) | 2533 (22.0) | 12 647 (28.4) | 12 403 (31.3) | 15 390 (36.1) |
Pre-existing diabetes | 0 (0) | 53 (0.5) | 430 (1.0) | 457 (1.2) | 794 (1.9) |
Gestational diabetes | 0 (0) | 827 (7.2) | 4150 (9.3) | 4342 (10.9) | 4338 (10.2) |
Hypertensive disorders | < 5 (< 38.4) | 459 (4.0) | 1919 (4.3) | 1561 (3.9) | 2309 (5.4) |