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Table 1 Subjects’ demographic and clinical characteristics

From: Aberrant functional connectivity in insular subregions in somatic depression: a resting-state fMRI study

Variables

SD(n = 28)

NSD(n = 30)

HC(n = 30)

T/F/χ

p

Sex(M/F)

13/15

14/16

17/13

0.810a

0.667a

Age, y

37.21 ± 7.16

34.10 ± 9.91

35.83 ± 8.15

0.256b

0.775b

Education, y

13.36 ± 3.83

14.77 ± 2.94

14.23 ± 2.47

1.158b

0.228b

Duration of illness, mo

30.64 ± 47.03

68.07 ± 86.23

-2.070c

0.044c

Age at onset, y

34.54 ± 8.52

28.33 ± 8.54

2.020c

0.048c

Depression, No. of episodes

1.64 ± 1.25

2.37 ± 1.71

-1.826c

0.073c

HAMD-17 Total score

23.61 ± 4.13

22.80 ± 4.98

0.669c

0.506c

Anxiety

6.71 ± 2.12

5.37 ± 2.22

2.263c

0.022c

Cognitive disturbance

3.00 ± 1.72

4.00 ± 2.23

-1.903c

0.062c

Retardation

7.75 ± 1.71

8.23 ± 1.87

-1.024c

0.310c

Sleep disturbance

4.32 ± 1.66

4.23 ± 2.11

0.176c

0.861c

Weight loss

0.75 ± 0.97

0.77 ± 0.86

-0.070c

0.945c

Antidepressants

 SSRI

9

14

   

 SNRI

7

8

   

 NaSSA

1

3

   

 Treatment-naive

11

5

   
  1. Abbreviations: SD Somatic depression, NSD Non-somatic depression, HC Health control, HAMD Hamilton Depression Rating Scale
  2. aThe χ/p value was obtained by two-tailed Pearson chi-square test
  3. bData were presented as the range of minimum-maximum (mean ± SD). The F/p value was obtained by one-way analysis of variance
  4. cData were presented as the range of minimum-maximum (mean ± SD). The T/p value was obtained by two-sample two-tailed t test