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Table 1 Baseline characteristics of study subjects

From: Serum 25-hydroxyvitamin D is not related to cardiac natriuretic peptide in nulliparous and lactating women

Characteristic

Nulliparous

Lactating

 

n = 63

n = 53

Ethnicity1

  

   UAE (%)

98.4 [62]

15.1 [8]

   Other Arab (%)

1.6 [1]

67.9 [36]

   South Asian (%)

0 [0]

17.0 [9]

Age (y)2

24.0 ± 0.6

29.8 ± 0.9

Weight (kg)2

63.7 ± 2.9

72.2 ± 1.7

BMI (kg/m2)2

24.2 ± 0.7

28.4 ± 0.6

Systolic Bp (mm Hg)2

108 ± 1

120 ± 1

Diastolic Bp (mm Hg)2

70 ± 1

76 ± 1

Parity3

0

3.0

Health3,4

1

1

Sunlight exposure (min/day)2

5.6 ± 1.8

0.8 ± 0.5

Multivitamin use (%)1

3.2 [2]

49 [26]

Vitamin D intake (mcg/day)2

3.7 ± 0.3

4.5 ± 0.4

Calcium intake (g/day)2

0.5 ± 0.05

0.6 ± 0.05

  1. 1 n in brackets;
  2. 2 Mean ± SEM;
  3. 3 Median;
  4. 4 Self reported general health status (1–5): excellent, very good, good, fair, poor.