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Table 1 Homogeneity of the two groups of PCOS mothers and controls in terms of demographic characteristics

From: Effect of maternal polycystic ovary syndrome (PCOS) on screening of aneuploidy in the first and second trimesters

Variables

PCOS (n = 90)

Control (n = 90)

P-value

Age ( year)*

27.68 ± 4.51

27.51 ± 4.40

0.64

GA (week)**

(in the first trimester)

12.40 ± 0.65

12.50 ± 0.64

0.98

GA (week)**

(in the second trimester)

17 ± 1.30

16.6 ± 1.20

0.42

CRL (cm)*

12.40 ± 0.72

12.50 ± 0.67

0.08

Education***

  

0.12

Secondary school degree (< 8 years)

9 (10.10)

14 (15.60)

Diploma (< 12 years)

46 (51.10)

48 (59.30)

High school diploma (13 years)

10 (11.10)

11 (12.20)

Bachelor (15 years)

21 (23.30)

15 (16.70)

Master of science (17 years)

4 (4.40)

2 (2.20)

Work***

  

0.50

Housewives

80 (88.9)

81 (90)

Employee

10 (11.10)

9 (10)

Gravid***

  

0.50

1

62 (68.90)

53 (58.90)

2

21 (22.30)

35 (38.90)

3

7 (77.80)

3 (2.20)

BMI (kg/m2)*

25.51 ± 4.40

24.65 ± 3.81

 

≤ 19.8

7 (3.9)

9 (5)

0.72

19.8–24

3 (17.8)

27 (15)

24–26

10 (5.6)

24 (13.30)

26–30

30 (16.70)

23 (12.80)

≥ 30

11 (6.10(

7 (3.90)

  1. PCOS: Polycystic Ovary Syndrome, GA: Gestational Age, CRL: Crown-Rump Length, BMI: Body Mass Index
  2. *Values are given as mean ± SD using Mann-Whitney’s U test
  3. **Values are given as mean ± SD using students T-test
  4. *** Values are given as a number (%) using Chi-squared test