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Table 1 Characteristics of female participants at survey, 1998–2002

From: Cross-sectional analysis of adverse outcomes in 1,029 pregnancies of Afro-Caribbean women in Trinidad with and without systemic lupus erythematosus

 

Women with SLE (n = 122)

Women without SLE (n = 203)

P valuea

Age at survey

  

0.5

   15–24 years

4 (3%)

12 (6%)

 

   25–34 years

21 (17%)

31 (15%)

 

   35–44 years

39 (32%)

77 (38%)

 

   45–54 years

32 (26%)

43 (21%)

 

   ≥ 55 years

26 (21%)

40 (20%)

 

Mean (standard deviation) age at interview (years)

44.4 (11.6)

43.4 (12.1)

 

Education after 18 years

23 (19%)

29 (14%)

0.6

Running water aged 12 years

77 (63%)

149 (73%)

0.05

Ever smoked

10 (8%)

27 (13%)

0.3

Marital status

  

0.02

   Ever married/cohabited

83 (68%)

161 (79%)

 

   Other

39 (32%)

42 (21%)

 

Hysterectomy reported at survey

15 (12%)

22 (11%)

0.7

Ever used contraceptive pillb

66 (55%)

100 (51%)

0.5

Ever been pregnant

97 (80%)

184 (91%)

0.002

  1. aFrom chi-squared test for heterogeneity, detecting differences between women with systemic lupus erythematosus (SLE) and those without SLE. bTwo women with SLE and seven women without SLE had missing values for this variable.