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Table 2 General characteristics of study participants across quartiles (Q) of dietary quality index-international (DQI-I) and dietary diversity score (DDS) (Mean values and standard deviations; percentages)

From: The association between diet quality index-international and dietary diversity score with preeclampsia: a case–control study

Quartiles of DQI-I and DDS

 

DQI-I

DDS

Q1

Q2

Q3

Q4

P value a

Q1

Q2

Q3

Q4

P value a

Age( years)

27.48 ± 3.70

26.52 ± 4.35

27.25 ± 4.67

27.33 ± 4.88

0.73

26.95 ± 4.01

27.53 ± 4.54

26.73 ± 4.38

27.44 ± 4.66

0.78

Pre-pregnancy BMI(kg/m2) b

25.78 ± 3.11

26.67 ± 3.36

25.49 ± 3.08

26.41 ± 3.71

0.30

25.42 ± 3.09

26.03 ± 2.74

26.60 ± 3.97

26.63 ± 3.26

0.27

Education

0.10

 

0.88

Illiterate

4(9)

6(13)

4(9)

4(9)

 

5(12)

4(9)

3(7)

6(13)

 

Primary

4(9)

6(13)

8(18)

11(24)

8(19)

6(14)

8(18)

5(11)

Secondary and high school

14(31)

21(46)

19(43)

22(49)

16(37)

18(42)

18(40)

23(51)

University

23(51)

13(28)

13(29)

8(18)

14(33)

15(35)

16(36)

11(24)

Family history c

0.40

 

0.87

Yes

12(27)

10(22)

6(14)

12(27)

 

10(23)

10(23)

8(18)

11(24)

 

No

33(73)

36(78)

38(86)

33(73)

33(77)

33(77)

37(82)

34(76)

  1. a significant at p˂0.05.
  2. b Body mass index.
  3. c Family history: a record of the diseases and health conditions within your family.
  4. Data was obtained from ANOVA or χ2 tests, as appropriate.