Table 1 Perceived social support, coping styles and EDPS scores among participants with different characteristics (n = 1486)

Nationality

Ethnic minority

42

2.83

24.71 ± 3.18

45.50 ± 5.17

28.95 ± 4.11

10.12 ± 4.51

6.62 ± 2.45

Han

1444

97.17

24.14 ± 3.09

44.49 ± 6.19

27.29 ± 4.90

9.78 ± 3.80

7.47 ± 3.59

p = 0.24

p = 0.29

p = 0.03

p = 0.58

p = 0.13

Religion

No

1406

5.38

24.18 ± 3.07

44.60 ± 6.16

27.30 ± 4.91

9.73 ± 3.82

7.42 ± 3.57

Yes

80

95.36

23.74 ± 3.36

43.10 ± 6.01

27.93 ± 4.53

10.83 ± 3.71

7.89 ± 3.45

p = 0.21

p = 0.035

p = 0.27

p = 0.013

p = 0.25

Marital status

First marriage

1418

95.42

24.17 ± 3.10

44.54 ± 6.19

27.32 ± 4.89

9.78 ± 3.84

7.45 ± 3.53

Remarriage

64

4.31

24.10 ± 2.98

44.11 ± 5.88

27.21 ± 4.94

9.98 ± 3.68

7.39 ± 4.27

Spinsterhood

4

0.27

23.00 ± 1.41

41.75 ± 3.77

31.00 ± 2.71

11.75 ± 1.89

7.50 ± 3.42

p = 0.34

p = 0.74

p = 0.49

p = 0.67

p = 0.67

Educational level

Secondary school and below

180

12.11

23.12 ± 3.49

41.71 ± 6.46

25.78 ± 5.65

8.97 ± 4.15

8.12 ± 3.79

University and above

1306

87.89

24.30 ± 3.00

44.90 ± 6.02

27.56 ± 4.74

9.91 ± 3.77

7.35 ± 3.52

p = 0.003

p < 0.001

p < 0.001

p = 0.012

p = 0.011

Employment status

Housewife

205

13.80

23.54 ± 3.54

43.09 ± 6.29

26.29 ± 5.34

9.81 ± 3.76

8.14 ± 4.04

Employed

1281

86.20

24.26 ± 3.00

44.75 ± 6.12

27.50 ± 4.80

9.79 ± 3.84

7.33 ± 3.47

p = 0.001

p = 0.002

p = 0.001

p = 0.93

p = 0.002

Place of residence

Town or countryside

142

9.56

23.42 ± 3.52

42.23 ± 6.80

25.53 ± 5.24

9.03 ± 4.08

8.30 ± 4.02

City

1344

90.44

24.24 ± 3.03

44.76 ± 6.05

27.52 ± 4.82

9.87 ± 3.79

7.35 ± 3.50

p = 0.008

p < 0.001

p < 0.001

p = 0.007

p = 0.002

Family income per month (RMB)

 < 5000

242

16.29

23.56 ± 3.32

42.72 ± 6.73

26.30 ± 4.85

9.48 ± 3.65

7.95 ± 3.66

5001 ~ 8000

491

33.04

23.98 ± 3.18

44.51 ± 6.00

26.95 ± 5.19

9.73 ± 3.76

7.20 ± 3.51

8001 ~ 10,000

337

22.68

24.28 ± 3.01

44.79 ± 6.12

27.61 ± 4.68

10.02 ± 3.89

7.47 ± 3.61

 > 10,000

416

27.99

24.61 ± 2.79

45.34 ± 5.83

28.18 ± 4.56

9.87 ± 3.94

7.41 ± 3.51

p < 0.001

p < 0.001

p < 0.001

p = 0.299

p = 0.006

Gravity

Primigravida

964

64.87

24.17 ± 3.07

44.78 ± 5.96

27.16 ± 4.86

9.63 ± 3.67

7.59 ± 3.53

Multigravida

522

35.13

24.14 ± 3.13

44.03 ± 6.50

27.65 ± 4.93

10.10 ± 4.08

7.18 ± 3.61

p = 0.84

p = 0.03

p = 0.07

p = 0.02

p = 0.04

Pregnancy plan

Planned NC

719

48.38

24.43 ± 2.94

45.02 ± 6.10

27.65 ± 5.55

9.76 ± 3.69

7.31 ± 3.29

Untended NC

280

18.84

23.66 ± 3.34

43.91 ± 6.10

27.01 ± 5.25

9.80 ± 3.66

7.86 ± 3.91

NC following fate

312

21.06

24.05 ± 3.06

44.39 ± 6.27

27.07 ± 5.09

9.99 ± 4.21

7.34 ± 3.62

ART

174

11.71

24.01 ± 3.23

43.73 ± 6.18

26.99 ± 5.30

9.68 ± 3.93

7.60 ± 3.94

p = 0.01

p = 0.01

p = 0.18

p = 0.405

p = 0.09

Total

1486

24.16 ± 3.09

44.52 ± 6.16

27.34 ± 4.89

9.79 ± 3.82

7.44 ± 3.56