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Table 1 Demographic and clinical characteristics of the study subjects

From: Comparison of serum protein profiles between major depressive disorder and bipolar disorder

CharacteristicsMajor depressive disorder (n = 15)Bipolar disorder (n = 10)Statisticsp-value
Age, mean ± SD, years28.53 ± 8.0425.10 ± 4.91Z = −1.0590.29
BMI, mean ± SD, kg/m222.42 ± 5.1822.41 ± 5.17Z = −0.0550.96
HAMD, mean ± SD15.33 ± 4.6112.10 ± 3.54Z = −2.3200.02
Sex (Female), n (%)10 (66.7%)7 (70.0%)Fisher’s exact test> 0.99
Current smoker, n (%)1 (6.7%)3 (30.0%)Fisher’s exact test0.27
Duration from onset, mean ± SD, years3.73 ± 4.574.80 ± 2.94Z = −1.6540.10
Duration from the first psychotropic treatment, mean ± SD, years0.33 ± 0.491.90 ± 3.28Z = −0.9740.33
  1. Abbreviations: SD standard distribution, BMI body mass index, HAMD Hamilton depression rating scale