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Table 1 Main characteristics and dietary calcium intake of 788 Brazilian pregnant women

From: Survey of calcium supplementation to prevent preeclampsia: the gap between evidence and practice in Brazil

Variable Values1  
Age, years 25.9 (6.3)
Marital status   
   Married or living with partner 647 (82.1)
   Single 127 (16.1)
   Separated/divorced 14 (1.8)
Parity   
   0 226 (28.7)
   1 245 (31.1)
   2 or + 317 (40.2)
Unplanned pregnancy 440 (55.8)
Gestational age at the time of the interview   
   Mean (SD), weeks 24.3 (8.3)
   1st trimester 98 (12.4)
   2nd trimester 315 (40.0)
   3rd trimester 375 (47.6)
Number of antenatal care visits up to the moment   
   1 112 (14.2)
   2 to 4 314 (39.9)
   5 or + 362 (45.9)
Women at high risk for PE * 250 (31.7)
Current milk intake (cups/day)   
   0 189 (24.0)
   1 (246 mg)2 282 (35.8)
   2 - 3 (492 mg – 738 mg) 267 (33.9)
   4 or + (984 mg or +) 50 (6.3)
Current cheese intake   
   Up to 1 portion3/day 130 (16.5)
   Up to 1 portion/week 199 (25.3)
   Up to 1 portion/month 50 (6.3)
   Rarely4 or never 409 (51.9)
  1. *Any of the following: nulliparity, age <20 or >35 years, diabetes mellitus or history of hypertension in a previous pregnancy.
  2. 1All values expressed as mean (SD) or N (%).
  3. 2Equivalent calcium value.
  4. 3One portion is 30 g of cheese.
  5. 4Less than one portion per month.