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Table 1 Some sociodemographic characteristics of women included according to PE status

From: Mean arterial blood pressure: potential predictive tool for preeclampsia in a cohort of healthy nulliparous pregnant women

Characteristics

Early-onset PE n (%)

Late-onset PE n (%)

No PE n (%)

p value*

Maternal age

   

0.605

  < 20 years

1 (7.1)

19 (26.0)

271 (25.1)

 

 20–34 years

12 (85.8)

48 (65.8)

736 (68.3)

 

  > 34 years

1 (7.1)

6 (8.2)

71 (6.6)

 

Ethnicity

   

0.146

 White

7 (50.0)

20 (27.4)

435 (40.4)

 

 Others

7 (50.0)

53 (72.6)

643 (59.6)

 

Marital status a

   

0.975

 With partner

10 (71.4)

53 (72.6)

777 (72.4)

 

 Without partner

4 (28.6)

20 (27.4)

296 (27.6)

 

Schooling (years)

   

0.717

 Up to 12

8 (57.1)

50 (68.5)

733 (68.0)

 

  ≥ 12

6 (42.9)

23 (31.5)

345 (32.0)

 

Annual family income

   

0.691

 Up to 3000 US$

3 (21.4)

21 (28.8)

280 (26.0)

 

 3000–6000 US$

4 (28.6)

27 (37.0)

350 (32.5)

 

  > 6000 US$

7 (50.0)

25 (34.2)

448 (41.5)

 

Source of prenatal care

   

0.473

 Entirely public

14 (100.0)

67 (91.8)

927 (86.0)

 

 Private/mixed

0 (−)

6 (8.2)

151 (14.0)

 

Total

14

73

1078

 
  1. *p-value from Chi-square design-based
  2. a missing information for 5 cases