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Table 7 Chi-square test of the factors contributing to a high EPDS score in the women with mental disorders

From: Examination of risk factors for high Edinburgh postnatal depression scale scores: a retrospective study at a single university hospital in Japan

  

High-score group

EPDS ≥ 9

(N = 46)

Low-score group

EPDS ≤ 8

(N = 39)

 
  

N

%

N

%

P-value*

Maternal

Young pregnant women (≤ 19)

1

2.2

1

2.6

0.906

 

Advanced maternal age (≥ 40)

4

8.7

3

7.7

0.867

 

Primipara

32

69.6

27

69.2

0.973

 

Multiple pregnancy

2

4.4

1

2.6

0.657

 

Pregnancy complication

15

33.3

17

43.6

0.334

 

Maternal transport

2

4.3

3

7.7

0.530

Birth

Preterm birth

4

8.7

4

10.3

0.806

 

Urgent cesarean section

6

13.0

5

12.8

0.976

Neonate

Low birth weight (< 2500 g)

11

23.9

11

28.2

0.653

 

Light for date

5

10.9

3

7.7

0.617

 

Hospitalization to NICU

27

60.0

23

59.0

0.924

 

Neonatal transport

0

0

0

0

-

Lactation

Exclusive breastfeeding

8

17.4

8

20.5

0.714

 

Bottle-feeding

23

50.0

14

35.9

0.191

Social

No partner

1

2.2

4

10.3

0.115

 

Welfare

0

0

0

0

-

 

Late visit

0

0

1

2.6

0.275

  1. EPDS: Edinburgh Postnatal Depression Scale; Maternal transport: patient was transferred to our hospital from another hospital due to complications; Light for date: birth weight was below the 10th percentile; NICU: neonatal intensive care unit; Neonatal transport: the newborn was transported from our hospital to another hospital due to complications; Late visit: first visit was after 22 weeks
  2. * statistically significant (P < 0.05);