Table 2 Description of the analyzed sample and prevalence (95% confidence interval) of repeated high blood pressure

Sex

0.018

0.019

0.525

 Male

2.2 (1.5–2.9)

1.7 (1.1–2.3)

1.4 (0.8–2.0)

 Female

1.1 (0.6–1.6)

3.0 (2.1–3.8)

1.1 (0.6–1.6)

Skin color

0.377

0.260

0.235

 White

1.8 (1.3–2.4)

2.1 (1.5–2.7)

1.1 (0.6–1.5)

 Non-white

1.3 (0.6–2.0)

2.8 (1.8–3.8)

1.6 (0.9–2.4)

Gestational diabetes

0.029

0.735

0.144

 No

1.6 (1.1–2.0)

2.3 (1.8–2.8)

1.2 (0.8–1.6)

 Yes

4.8 (0.7–8.9)

2.9 (−0.3–6.1)

2.9 (−0.3–6.1)

Hypertension in pregnancy

0.143

0.409

0.580

 No

1.5 (1.0–1.9)

2.2 (1.6–2.8)

1.2 (0.8–1.6)

 Yes

2.2 (1.2–3.3)

2.7 (1.6–3.9)

1.4 (0.6–2.3)

Mothers’ age at childbirth

0.832

0.081

0.181

  ≤ 20

1.6 (0.7–2.4)

1.3 (0.5–2.1)

0.8 (0.2–1.4)

 21–25

1.5 (0.6–2.3)

2.4 (1.4–3.5)

1.0 (0.3–1.6)

 26–30

1.6 (0.7–2.5)

3.3 (2.0–4.6)

2.0 (1.0–3.1)

  > 30

2.0 (1.1–2.9)

2.4 (1.4–3.3)

1.3 (0.6–2.1)

Family history hypertension

0.442

0.021

0.489

 None

1.6 (1.1–2.2)

2.2 (1.6–2.8)

1.2 (0.7–1.7)

 From mother

1.7 (0.3–3.0)

1.7 (0.3–3.0)

1.1 (0.0–2.2)

 From father

2.5 (0.8–4.3)

2.5 (0.8–4.3)

1.3 (0.0–2.5)

 From both

2.9 (−1.1–7.0)

8.8 (2.0–15.6)

2.9 (−1.1–7.0)

Household income (quintiles)

0.148

0.053

0.256

 1 (poorest)

1.5 (0.5–2.4)

3.6 (2.1–5.1)

1.3 (0.4–2.2)

 2

0.9 (0.2–1.7)

1.7 (0.7–2.7)

1.1 (0.3–1.9)

 3

2.1 (0.9–3.2)

1.3 (0.4–2.1)

1.1 (0.3–1.9)

 4

1.3 (0.5–2.2)

2.3 (1.2–3.5)

0.7 (0.1–1.4)

 5 (wealthiest)

2.6 (1.4–3.9)

2.8 (1.5–4.1)

2.2 (1.0–3.3)

Smoking during pregnancy

0.463

0.144

0.935

 No

1.6 (1.1–2.2)

2.6 (1.9–3.2)

1.2 (0.8–1.7)

 Yes

1.8 (0.9–2.6)

1.6 (0.8–2.5)

1.3 (0.5–2.0)

Birth weight

0.452

0.057

1.000

 ≥ 2500 g

1.6 (1.2–2.1)

2.2 (1.6–2.7)

1.2 (0.8–1.6)

 < 2500 g

2.2 (0.5–4.0)

4.1 (1.7–6.4)

1.5 (0.0–2.9)

Weight-for-gestational age

0.752

0.715

0.772

 Small

2.0 (0.6–3.4)

2.0 (0.6–3.4)

2.0 (0.6–3.4)

 Adequate

1.6 (1.1–2.1)

2.3 (1.7–2.9)

1.2 (0.8–1.6)

 Large

1.7 (0.0–3.4)

3.0 (0.8–5.2)

0.9 (0.3–0.2)

Gestational age (weeks)

0.178

0.011

0.300

 < 34

1.4 (−1.3–4.1)

8.3 (1.9–14.8)

1.4 (− 1.3–4.1)

 34–36

2.8 (1.1–4.5)

2.5 (0.9–4.2)

2.3 (0.7–3.8)

 ≥ 37

1.5 (1.1–2.0)

2.1 (1.6–2.7)

1.1 (0.7–1.5)

Physical activity

0.441

0.896

0.138

 Active

1.3 (0.6–2.1)

2.2 (1.3–3.2)

1.1 (0.4–1.8)

 No active

1.8 (1.2–2.3)

2.4 (1.8–3.0)

1.2 (0.8–1.7)

Sodium intake (mg) (quintiles)

0.428

0.769

0.858

 1 (lowest)

1.0 (0.2–1.7)

2.1 (1.0–3.2)

1.4 (0.5–2.4)

 2

1.7 (0.7–2.7)

3.0 (1.6–4.3)

1.4 (0.5–2.3)

 3

2.2 (1.1–3.3)

2.5 (1.3–3.7)

1.6 (0.6–2.5)

 4

1.4 (0.5–2.3)

1.9 (0.8–3.0)

0.8 (0.1–1.5)

 5 (highest)

2.0 (0.9–3.1)

2.2 (1.1–3.3)

1.1 (0.3–1.9)

Weekly consumption of package chips

0.229

0.748

0.721

 None

2.3 (0.6–4.1)

2.3 (0.6–4.1)

2.3 (0.6–4.1)

 Up to 1 package

1.9 (1.2–2.6)

2.1 (1.4–2.8)

1.3 (0.8–1.9)

 2 packages

0.9 (0.2–1.6)

2.8 (1.6–3.9)

0.8 (0.2–1.4)

  ≥ 3 packages

1.7 (0.6–2.8)

2.4 (1.1–3.8)

1.1 (0.2–2.0)

BMI-for-age Z score (11 years old)

0.011

1.000

0.240

 Normal

1.1 (0.6–1.6)

2.4 (1.7–3.1)

1.1 (0.6–1.6)

 Overweight

1.8 (0.8–2.8)

2.2 (1.2–3.3)

1.8 (0.8–2.8)

 Obesity

2.9 (1.6–4.1)

2.3 (1.2–3.4)

2.9 (1.6–4.1)

Total

1.7 (1.2–2.1)

2.3 (1.8–2.9)

1.2 (0.9–1.6)