Table 3 Cox proportional hazard ratio of the association between combinations of pregnancy complications and subsequent maternal CVD

Total CVD

 No complications

1

1

 PE or LBW or PTD

1.31

1.23, 1.38

1.27

1.20, 1.35

 PE + LBW

1.38

1.07, 1.79

1.29

1.00, 1.67

 PE + PTD

2.46

1.73, 3.49

2.23

1.57, 3.17

 LBW + PTD

1.22

1.10, 1.36

1.19

1.07, 1.33

 PE + LBW + PTD

2.21

1.89, 2.58

2.06

1.76, 2.40

IHD

 No complications

1

1

 PE or LBW or PTD

1.33

1.24, 1.43

1.28

1.20, 1.38

 PE + LBW

1.50

1.08, 2.09

1.38

0.99, 1.91

 PE + PTD

2.57

1.64, 4.04

2.28

1.45, 3.58

 LBW + PTD

1.25

1.08, 1.44

1.21

1.04, 1.39

 PE + LBW + PTD

2.62

2.17, 3.16

2.39

1.98, 2.89

Stroke

 No complications

1

1

1

 PE or LBW or PTD

1.27

1.17, 1.38

1.25

1.15, 1.35

 PE + LBW

1.33

0.08, 1.93

1.26

0.86, 1.83

 PE + PTD

2.90

1.83, 4.61

2.70

1.70, 4.29

 LBW + PTD

1.26

1.08, 1.47

1.23

1.05, 1.43

PE + LBW + PTD

1.74

1.35, 2.23

1.64

1.28, 2.10