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Table 1 Comparison of demographic variables between the ED group and the Control group

From: Psychological distress and associated factors of the primary caregivers of offspring with eating disorder during the coronavirus disease 2019 pandemic

Variables

Md(Q3-Q1)/n(%)

Z/χ2

P

ED group (n = 315)

Control group (n = 315)

1. Personal characteristics

 Age (years)

46 (49–44)

46 (49–44)

−0.074

0.941

 Gender

Female

251 (79.7)

253 (80.3)

0.040

0.842

Male

64 (20.3)

62 (19.7)

 Years of education

15 (16–12)

12 (14–9)

−10.997

< 0.001

 Psychical illness

No

299 (94.9)

304 (96.5)

0.967

0.325

Yes

16 (5.1)

11 (3.5)

 Mental illness

No

277 (87.9)

300 (95.2)

10.898

0.001

Yes

38 (12.1)

15 (4.8)

 Weight dissatisfied

No

204 (64.8)

–

–

–

Yes

111 (35.2)

 Body shape dissatisfied

No

221 (70.2)

–

–

–

Yes

94 (29.8)

2. Offspring information

 Age (years)

18 (21–16)

17 (19–13)

−6.308

< 0.001

 Gender

Female

286 (90.8)

199 (63.2)

67.806

< 0.001

Male

29 (9.2)

116 (36.8)

 Definitely diagnosed with ED

No

 

53 (16.8)

–

–

–

Yes

AN

140 (44.4)

BN

77 (24.4)

BED

28 (8.9)

EDNOS

17 (5.4)

 Diagnostic subtypes

AN

Age (years)

17 (20–15)

–

–

–

Gender

Female

129 (49.2)

Male

11 (4.2)

BN

Age (years)

20 (22.5–18)

–

–

–

Gender

Female

75 (28.6)

Male

2 (0.8)

BED

Age (years)

19.5 (22–18)

–

–

–

Gender

Female

28 (10.7)

Male

0 (0)

EDNOS

Age (years)

17 (21.5–16)

–

–

–

Gender

Female

16 (6.1)

Male

1 (0.4)

3. Family information

 Economic level

Low

66 (21.0)

113 (35.9)

25.745

< 0.001

Medium

233 (74.0)

200 (63.5)

High

16 (5.1)

2 (0.6)

 Housing area per capita (m2)

37 (46.67–30)

30 (37.5–22)

−7.018

< 0.001

 Marital satisfaction (0–100)

79 (85–60)

86 (100–79)

−7.647

< 0.001

 Intimacy with offspring (0–100)

70 (82–53)

85 (100–80)

−10.940

< 0.001

 Place of residence during the COVID-19 pandemic

Central China

17 (5.4)

40 (12.7)

10.204

0.001

Non-central China

298 (94.6)

275 (87.3)

 Family conflicts

No

173 (54.9)

265 (84.1)

63.408

< 0.001

Yes

142 (45.1)

50 (15.9)

 Diagnosed with COVID-19

No

314 (99.7)

314 (99.7)

0.000

1.000

Yes

1 (0.3)

1 (0.3)

 Isolation caused by COVID-19

No

304 (96.5)

293 (93.0)

3.869

0.049

Yes

11 (3.5)

22 (7.0)

 Parenting style

Authoritative

90 (28.6)

77 (24.4)

23.275

< 0.001

Authoritarian

40 (12.7)

14 (4.4)

Democratic

159 (50.5)

209 (66.3)

Permissive

26 (8.3)

15 (4.8)

 Interaction time with offspring before the COVID-19 pandemic (minutes/day)

60 (120–30)

60 (150–30)

−3.359

0.001

 Interaction time with offspring during the COVID-19 pandemic (minutes/day)

110

(200–31.25)

180

(300–60)

−4.684

< 0.001

  1. Note. ED Eating Disorder, Md Median, Q3 The Upper Quartile, Q1 The Lower Quartile, n Number of samples, Z Z-Value, χ2 χ2-Value, P P-Value, COVID-19 Coronavirus Disease 2019, AN Anorexia Nervosa, BN Bulimia Nervosa, BED Binge Eating Disorder, EDNOS Eating Disorder not Otherwise Specified