Table 3 Factors independently associated with preeclampsia on multivariate analysis [n = 1164].

From: Incidence and risk factors for Preeclampsia in a cohort of healthy nulliparous pregnant women: a nested case-control study

Characteristics

RRadj (95% CI)

Diastolic blood pressure at 20 weeks’ gestation (mmHg)

1.04 [<1.01–1.06]

Body Mass Index at enrolment (kg/m2)

1.04 [1.01–1.09]

  1. Variables included in the model (14): Maternal age (years); Ethnicity (White: 0/other: 1); Marital status (with partner: 0/without partner: 1); Schooling (<12 years: 0/≥12 years: 1); Annual Family Income (Up to US$6000: 1/>US$6000: 0); Source of prenatal care (entirely public: 1/other: 0); Family history of hypertensive disease: Any hypertensive disorder (yes: 1/no: 0); Pregnancy of participant´s mother (yes: 1/no: 0); Smoking (yes: 1/no smoking: 0); Use of illicit drugs (yes: 1/non-user:0); Weight gain rate per week (kg); Body Mass Index at enrolment (kg/m2); Any previous maternal conditions (yes: 1/no: 0); Diastolic blood pressure at 20 weeks’ gestation (mmHg).
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