Table 1

Pregnancy-related cardiometabolic conditions by age group

Number and rate per 1000 births (95% CI)
Total
N=74 510
≤19 years
N=6566
20–34 years
N=61 233
≥35 years
N=6698
Pre-existing hypertension-complicating pregnancy273236.7 (35.3 to 38.0)8112.30 (9.8 to 15.3)207934.0 (32.5 to 35.4)57285.4 (78.8 to 92.3)
Gestational hypertension454761.0 (59.3 to 62.8)44467.6 (61.7 to 74.0)368460.2 (58.3 to 62.1)41862.4 (56.7 to 68.5)
Mild to moderate pre-eclampsia267235.9 (34.5 to 37.2)27642.0 (37.3 to 47.2)203733.3 (31.9 to 34.7)35953.6 (48.3 to 59.3)
Severe pre-eclampsia/eclampsia236031.7 (30.4 to 33.0)23035.0 (30.7 to 39.8)180529.5 (28.2 to 30.8)32548.5 (43.5 to 53.9)
Pre-existing diabetes mellitus in pregnancy134718.1 (17.1 to 19.1)395.9 (4.2 to 8.1)99416.2 (15.2 to 17.3)31446.9 (41.9 to 52.2)
Gestational diabetes483564.9 (63.1 to 66.7)18828.6 (24.7 to 33.0)379962.0 (60.1 to 64.0)858126.6 (118.7 to 134.8)
Total pregnancy-related cardiometabolic morbidities 16 710 224.3 (221.3 to 227.3) 1202 183.1 (173.8 to 192.6)13 107 214.1 (210.8 to 217.3)2400 358.3 (346.8 to 369.9)