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Table 2 Comparison of BRIAN domains between patients with MDD and healthy controls

From: Relationship between biological rhythm dysregulation and suicidal ideation in patients with major depressive disorder

BRIAN score

MDD(n = 50)

Health controls(n = 50)

Z

p-value

BRIAN total score

41.00(26.75,45.25)

23.00(20.75,26.00)

-5.41

<0.001

BRIAN-Sleep

13.00(8.50,16.00)

8.00(5.00,9.00)

-5.14

<0.001

BRIAN-Activity

11.50(6.00,14.25)

5.00(5.00,7.00)

-5.11

<0.001

BRIAN-Social

5.50(4.00,8.25)

4.00(4.00,4.25)

-4.17

<0.001

BRIAN-Eating pattern

7.00(4.00,10.00)

5.00(4.00,6.25)

-2.25

0.025

  1. BRIAN = Biological Rhythm Interview Assessment in Neuropsychiatry;
  2. BRIAN total score, and scores of individual scales were described as median (lower quartile, upper quartile) [M (QL, QU)], and intergroup comparisons were conducted with the Mann-Whitney U test