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Table 1 Demographic and clinical characteristics of participants

From: White matter abnormalities of corpus callosum in patients with bipolar disorder and suicidal ideation

Characteristic BD with suicidal ideation (N = 47) BD without suicidal ideation (N = 59) HC (N = 97) Statistics
Mean SD Mean SD Mean SD F/t p
Age 26.53 8.02 25.15 7.69 24.32 8.35 1.189 0.307
Education, years 13.40 2.92 12.19 2.83 12.92 2.49 2.796 0.063
Duration, month 43.54 49.14 42.03 53.39 NA NA 0.134 0.894
HAMD-17 N = 45 N = 58    0.449 0.655
11.51 10.34 10.66 9.00 NA NA
HAMA N = 45 N = 53    1.363 0.176
11.69 10.91 9.04 8.33 NA NA
YMRS N = 46 N = 56    0.203 0.840
6.04 8.96 5.70 8.29 NA NA
  1. Data are presented as n (%) or mean (standard deviation)
  2. BD bipolar disorder, HC healthy control, N/A not applicable, HAMD_17 17-item Hamilton Depression Rating Scale, HAMA Hamilton Anxiety Scale, YMRS Young Manic Rating Scale
Characteristic BD with suicidal ideation (N = 47) BD without suicidal ideation (N = 59) HC (N = 97) Statistics
N % N % N % χ 2 p
Sex, male 16 34.04 26 44.07 47 48.45 2.672 0.263
Medications, yes 37 78.72 36 61.02 NA NA 3.825 0.050
First episode, yes 19 40.43 31 52.54 NA NA 1.765 0.184
Mood state at scan NA NA 3.006 0.222
 Euthymic 10 21.28 7 11.87 NA NA   
 Depressed 19 40.43 33 55.93 NA NA   
 Stable 18 38.29 19 32.20 NA NA   
  1. Data are presented as n (%) or mean (standard deviation)
  2. BD bipolar disorder, HC healthy control, N/A not applicable, HAMD_17 17-item Hamilton Depression Rating Scale, HAMA Hamilton Anxiety Scale, YMRS Young Manic Rating Scale