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Table 1 Participant characteristics

From: No differences in visual theory of mind abilities between euthymic bipolar patients and healthy controls

Measure

Bipolar patients

Healthy controls

Statistics

df

p

n

 

n

 

Agea, M (SD)

29

47.8 (13.6)

29

40.8 (12.7)

t = 2.009

55.73

.049

Years of education, M (SD)

29

15.0 (2.4)

29

14.8 (2.8)

t = 1.215

t y = 1.222

55.12

34.27

.230

.230

Gender, male/female ratio

29

16/13

29

10/19

χ 2 = 1.743

 

.187

BDI score, M (SD)

29

10.9 (8.9)

29

3.6 (3.9)

t = 4.001

t y = 3.077

36.96

21.57

<.001

.006

ASRM score, M (SD)

29

2.3 (2.6)

 

HAMD score, M (SD)

29

5.7 (2.8)

YMRS score, M (SD)

29

1.5 (2.2)

Bipolar disorder type I, n (%)

29

15 (52)

History of psychotic symptoms, n (%)

29

10 (34)

Psychiatric medication, n (%)

29

 

 Mood stabilizers

 

29 (100)

 Antipsychotics

 

3 (10)

 Antidepressants

 

13 (45)

 Anxiolytics

 

3 (10)

 Hypnotics

 

1 (3)

Illness durationa in years, M (SD)

29

22.6 (11.2)

Number of depressive episodes, M (SD)

29

12.8 (7.5)

Number of (hypo)manic episodes, M (SD)

29

8.8 (6.4)

  1. t y = t value based on Yuen–Welch test
  2. aVariable is normally distributed