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Table 1 Demographic, clinical and head-motion characteristics of the participants in this study

From: Comparison of resting-state spontaneous brain activity between treatment-naive schizophrenia and obsessive-compulsive disorder

Variables

SZ (n = 22)

OCD (n = 27)

HC (n = 60)

Statistics (F/ χ2/ T/Z/H)

P value

P1–2

P1–3

P2–3

Age (years)

33.41 ± 11.03 (16–61)

26.89 ± 8.15 (16–43)

32.87 ± 10.78a (17–50)

3.65

0.029*c

0.087

1.000

0.040

Education (years)

10.77 ± 4.74

13.26 ± 2.96

14.02 ± 3.72

5.94

0.004*d

0.072

0.002

1.000

Sex (M/F)

11/11

21/6

38/22

4.12

0.128#

–

–

–

Disease duration (years)

1.29 (0.17,3.25)

3.00 (1.00, 6.00) b

–

−2.61

0.009&

–

–

–

PANSS positive score

27.18 ± 4.63

–

–

–

–

–

–

–

PANSS negative score

19.82 ± 5.14

–

–

–

–

–

–

–

PANSS general score

46.50 ± 7.58

–

–

–

–

–

–

–

PANSS total score

93.50 ± 12.39

–

–

–

–

–

–

–

Y-BOCS score

     

–

–

–

Obsession score

–

12.33 ± 3.87

–

–

–

–

–

–

Compulsive score

–

8.70 ± 2.95

–

–

–

–

–

–

Total score

–

21.04 ± 5.93

–

–

–

–

–

–

HARS score

–

14.00 (12.00,19.00)

–

–

–

–

–

–

24-HDRS score

–

16.30 ± 7.83

–

–

–

–

–

–

Mean FD

0.07 (0.05,0.10)

0.08 (0.05,0.12)

0.07 (0.06,0.12)

0.95

0.623∇

–

–

–

  1. Note: a Values are presented as mean ± SD
  2. b Values are presented as median (first quartile, third quartile)
  3. *, one-way ANOVA; #, x2 test; &,Mann–Whitney U test; ∇,Kruskal–Wallis test
  4. c post hoc analysis showed that participants with OCD differed significantly from controls (Bonferroni, P < 0.05)
  5. d post hoc analysis showed that participants with SZ differed significantly from controls (Bonferroni, P < 0.05)
  6. P < 0.05 is considered significant
  7. P1–2 for SZ group versus OCD group, P1–3 for SZ group versus HC group, P2–3 for OCD group versus HC group
  8. Abbreviations: HC, healthy controls; OCD, participants with obsessive-compulsive disorder; SZ, participants with schizophrenia; PANSS, Positive and Negative Syndrome Scale; HARS, the Hamilton Rating Scale for Anxiety; 24-HDRS, the 24-item Hamilton Rating Scale for Depression; Y-BOCS, the Yale-Brown Obsessive-Compulsive Scale; Mean FD, mean framewise displacement