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Table 2 Comparison of clinical characteristics and economic burden between patients with and without SFD

From: Characteristics and economic burden of patients with somatoform disorders in Chinese general hospitals: a multicenter cross-sectional study

Items

Total N = 1497

Patients without SFD n = 1242

Patients with SFD n = 255

χ2 /t /z

P

PHQ-9 total score M (SD)

4.90 (4.63)

3.86 (3.68)

10.10 (5.19)

22.91

 < 0.001

PHQ-15 total score M (SD)

7.87 (5.16)

6.55 (4.10)

14.29 (4.98)

26.38

< 0.001

SQSS total score M (SD)

17.55(12.69)

12.98 (7.30)

39.81 (9.38)

5.073

 < 0.001

Somatic symptom M (SD)

8.32 (5.59)

6.63 (4.10)

16.5 (4.54)

34.28

 < 0.001

Negative perceptions Median (IQR)

2 (0, 4)

1 (0, 3)

7 (4, 10)

20.00a

 < 0.001

Illness behaviour M (SD)

3.95 (3.86)

2.81 (2.74)

9.62 (3.62)

33.65

 < 0.001

Social function Median (IQR)

1 (0, 4)

1 (0, 3)

6 (4, 8)

20.25a

 < 0.001

Medical expense(Yuan/Month)

5000 (1250, 20000)

5000 (1200, 20000)

10000 (2500, 27750)

8.39a

0.03

Median (IQR)

 Number of sick leave days Median (IQR)

2 (1, 8)

1(1, 7)

3 (1, 21)

1.07a

0.05

  1. a Mann- Whitney U test for non-normal distribution data
  2. SFD somatoform disorder, PHQ-9 Patient Health Questionnaire-9, PHQ-15 Health Questionnaire-15, SQSS self-screening questionnaire for somatic symptoms, M mean, SD standard deviation, IQR interquartile range
  3. Bold values indicate that the p-value is statistically significant
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Annals of General Psychiatry

ISSN: 1744-859X