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Table 1 Summary of clinical parameters of all individuals from MDD and HCs

From: Microbiota alterations leading to amino acid deficiency contribute to depression in children and adolescents

Parameters

HCs (n = 307)

MDD (n = 256)

p-value

Age (years)

15.3 ± 1.8

15.4 ± 1.7

0.76 a

BMI (kg/m2)

20.3 ± 3.6

20.2 ± 3.0

0.98 a

Gender (N and % female)

207 (67.4%)

188 (73.4%)

0.12 b

HAMD-24

2.1 ± 1.6

26.2 ± 8.6

 < 0.001 a

HAMA-14

1.2 ± 1.2

16.5 ± 7.2

 < 0.001 a

  1. Summary statistics: distribution of the variable in HCs and MDD, measured as mean ± SD for continuous variables, or as numbers and percentages for dichotomous variables
  2. HCs, health controls; MDD, major depressive disorder; BMI, body mass index; HAMA-24, the 24-item Hamilton Depression Rating Scale; HAMA-14, the 14-item Hamilton Anxiety Rating Scale; SD, standard deviation
  3. aMann-Whitney U test
  4. bChi-square test