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Table 2 Comparison of socio-demographics and clinical characteristics between patients with a longer/shorter duration of untreated illness

From: Potential predictors of delay in initial treatment contact after the first onset of depression in Japan: a clinical sample study

Variables A longer DUI (>12 months) group (n = 26) A shorter DUI ( 12 months) group (n = 69) Analysis
  n % n % χ2 df p
Gender (Male) 16 61.5 41 59.4 0.04 1 0.85
Marital status at the first treatment point
Never married (Single) 16 61.5 23 33.3 6.21 1 0.01
Living alone at the first treatment point 9 34.6 9 13.0 5.72 1 0.02
Working status at the first treatment point
Unemployed 16 61.5 38 55.1 0.32 1 0.57
Subtype of depression
DSM-IV melancholic features 12 46.2 19 27.5 2.98 1 0.08
Psychiatric comorbidities
Any Anxiety Disorders 8 30.8 19 27.5 1.00 1 0.76
Eating disorder 1 3.8 1 1.4 0.53 1 0.48
Patient’s-report of childhood abuse 1 3.8 6 8.7 0.65 1 0.67
Reported victims of childhood bullying 6 23.1 15 21.7 0.02 1 0.89
Family history of mood disorders 4 15.4 10 14.5 0.01 1 1.00
  Mean SD Mean SD t df p
Age (years) 40.7 9.9 41.4 10.0 -0.31 93 0.76
Total education (years) 15.4 1.6 15.1 2.1 0.65 93 0.52
Age onset of the first depression (years) 34.0 11.3 36.8 10.7 -1.1 93 0.27
Hamilton Depression Rating Scale (Total) 22.2 3.9 22.3 4.0 -0.12 93 0.90
  Median [IQR 25th 75th percentile] Median [IQR 25th 75th percentile]    p*
DUI; Duration of untreated illness (months) 20.5 [15.0 44.0] 2.0 [1.0 4.0]    <0.001
  1. IQR: inquartile range.
  2. *Mann- Whitney’s U-test.