Table 4 Hazard Ratios (HRs) and 95% confidence intervals for incidence of hypertension based on parental risk clusters

Model 1

Maternal cluster

Low risk (ref)

1

.

High risk

1.59 (1.15–2.21)

0.005

Model 2

Paternal cluster

Low risk (ref)

1

.

High risk

1.27 (0.91–1.78)

0.16

Model 3

Maternal cluster

Low risk (ref)

1

.

High risk

1.46 (1.05–2.03)

0.025

Sex

Male (ref)

.

Female

0.44 (0.31–0.62)

< 0.001

Age

0.97 (0.91–1.03)

0.30

BMI

1.09 (1.05–1.14)

< 0.001

Model 4

Paternal cluster

Low risk (ref)

1

.

High risk

1.14 (0.81–1.60)

0.44

Sex

Male (ref)

.

Female

0.44 (0.31–0.62)

< 0.001

Age

0.97 (0.91–1.03)

0.34

BMI

1.10 (1.06–1.14)

< 0.001

Model 5

Maternal cluster

Low risk (ref)

1

.

High risk

1.44 (1.03–2.02)

0.03

Paternal cluster

Low risk (ref)

1

.

High risk

1.09 (0.77–1.53)

0.63

Sex

Male (ref)

1

.

Female

0.44 (0.31–0.62)

< 0.001

Age

0.96 (0.90–1.03)

0.29

BMI

1.09 (1.05–1.13)

< 0.001