Table 3 Hazard Ratios (HR) of cardiovascular diseases associated with number of children in the household, stratified by gender and occupational social class¹ – Cox regression models². Analyses restricted to married men and women with or without children. Men and women 25–45 at baseline

Ever parity (ref. no children)

1.07

0.88–1.31

1.31

1.01–1.68

0.29

1.15

0.85–1.56

1.89

1.21–2.95

0.06

0 children (ref.)

1

-

1

-

1

-

1

-

1 child

1.03

0.83–1.29

1.19

0.90–1.58

0.45

1.04

0.74–1.45

1.63

1.02–2.62

0.10

2 children

1.09

0.88–1.36

1.35

1.03–1.76

0.32

1.27

0.92–1.75

2.00

1.26–3.15

0.10

3 + children

1.21

0.89–1.64

1.56

1.14–2.14

0.35

1.07

0.69–1.66

2.21

1.35–3.62

0.03