Table 2 Comparison of variables in terms of maternal age groups

Age

17.92 ± 1.25

25.89 ± 4.08

37.80 ± 2.38

< 0.001

Education Level, n (%)

< 0.001

Uneducated

135.00 (43.55%)

326.00 (14.36%)

77.00 (26.92%)

Primary Education

169.00 (54.52%)

1,467.00 (64.63%)

116.00 (40.56%)

High School

6.00 (1.94%)

477.00 (21.01%)

93.00 (32.52%)

Economic Status, n (%)

< 0.001

High

6.00 (1.94%)

305.00 (13.44%)

77.00 (26.92%)

Intermediate

82.00 (26.45%)

1,039.00 (45.79%)

92.00 (32.17%)

Lower

222.00 (71.61%)

925.00 (40.77%)

117.00 (40.91%)

Pregnancy history

Gravidity

2.52 ± 0.92

3.84 ± 1.61

6.04 ± 2.81

< 0.001

Parity

1.37 ± 0.80

2.50 ± 1.38

4.34 ± 2.23

< 0.001

Live Births

1.35 ± 0.80

2.47 ± 1.34

4.23 ± 2.20

< 0.001

Abortus

0.15 ± 0.49

0.34 ± 0.81

0.69 ± 1.40

< 0.001

Last Pregnancy İnterval Month

10.48 ± 5.95

21.17 ± 12.04

41.87 ± 21.19

< 0.001

Duration of Marriage Year

3.24 ± 1.34

6.91 ± 3.46

17.11 ± 5.04

< 0.001

Number of antenatal Follow up

2.94 ± 1.69

3.44 ± 1.63

3.59 ± 1.62

< 0.001

Gestational Age at Birth

38.74 ± 2.13

38.69 ± 2.044

38.66 ± 1.98

0.9

Birth Weight

3,097.24 ± 495.26

3,147.19 ± 513.11

3,240.89 ± 582.84

0.007

Hb (g/dl)

11.42 ± 1.57

11.54 ± 1.53

11.73 ± 1.54

0.052

Htc (%)

34.89 ± 4.71

35.28 ± 4.04

35.70 ± 4.42

0.059

Iron (Fe) Supplement

233.00 (75.16%)

1,836.00 (80.88%)

240.00 (83.92%)

0.019

Vitamin D Supplement

103.00 (33.23%)

894.00 (39.38%)

101.00 (35.31%)

0.061

Delivery Type

< 0.001

Cesarean Section

49.00 (15.81%)

895.00 (39.43%)

147.00 (51.40%)

Vaginal Delivery

261.00 (84.19%)

1,375.00 (60.57%)

139.00 (48.60%)

Primary C-section Prevalence

6.00 (1.94%)

127.00 (5.59%)

30.00 (10.49%)

< 0.001

Preterm Labor

25.00 (8.06%)

179.00 (7.89%)

23.00 (8.04%)

0.6

Birth weight 1500–2500 (g)

20.00 (11.83%)

126.00 (74.56%)

23.00 (13.61%)

<0.001

Birth weight < 1500 (g)

6.00 (14.29%)

32.00 (76.19%)

4.00 (9.52%)

< 0.001

Macrosomia (≥ 4000 g)

1.00 (0.32%)

61.00 (2.69%)

19.00 (6.64%)

< 0.001

Hypertensive disorders of pregnancy

0.00 (0.00%)

27.00 (1.19%)

8.00 (2.80%)

0.059

GDM

0.00 (0.00%)

19.00 (0.84%)

12.00 (4.20%)

0.015

Postpartum hemorrhage

3.00 (0.97%)

54.00 (2.38%)

15.00 (5.24%)

< 0.001

PPROM

2.00 (0.65%)

13.00 (0.57%)

4.00 (1.40%)

0.06

Blood transfusion

13.00 (4.19%)

139.00 (6.13%)

28.00 (9.79%)

< 0.001

Length of hospitalization, day

1.29 ± 0.90

1.45 ± 1.03

1.68 ± 1.39

< 0.001

APGAR Score

1.Minute

6.91 ± 0.69

7.08 ± 0.68

7.10 ± 0.73

< 0.001

5. Minutes

8.87 ± 0.65

8.93 ± 0.59

8.92 ± 0.56

0.069

NICU admission

22.00 (7.10%)

102.00 (4.49%)

12.00 (4.20%)

0.12

Stillbirth

3.00 (0.97%)

14.00 (0.62%)

1.00 (0.35%)

> 0.9

Congenital fetal anomaly

12.00 (3.87%)

65.00 (2.86%)

12.00 (4.20%)

0.059