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TableĀ 1 Participant demographics and illness characteristics

From: Cognitive functioning following stabilisation from first episode mania

Demographics variables

FEM (nĀ =Ā 41)

HC (nĀ =Ā 21)

Statistics

p value

Age, M (SD)

21.32 (2.26)

21.14 (2.54)

t test

0.784

Sex, male, n (%)

32 (78)

11 (52.38)

Ļ‡ 2 c

0.074

Premorbid intelligencea

Ā Based on WTAR UK norms, M (SD)

94.9 (13.81)

101.70 (9.65)

t test

0.054

Education level

Ā Less than 12Ā years, n (%)

16 (39)

2 (7)

Ļ‡ 2

0.032

Ā 12Ā years, n (%)

7 (17)

3 (14)

Ā Ā 

Ā More than 12Ā years, n (%)

18 (44)

16 (76)

Ā Ā 

Diagnosis

Ā Bipolar I disorderb, n (%)

35 (85)

Ā Ā Ā 

Ā Substance-induced mood disorder, n (%)

4 (10)

Ā Ā Ā 

Ā Schizoaffective disorder- bipolar type, n (%)

2 (5)

Ā Ā Ā 

Symptom rating

Ā YMRS, total, M (SD)

2.51 (3.57)

Ā Ā Ā 

Ā MADRS, total, M (SD)

7.39 (8.95)

Ā Ā Ā 

Ā BPRS, total, M (SD)

33.24 (9.32)

Ā Ā Ā 

Ā BPRS, positive psychotic subscale, M (SD)

4.63 (1.64)

Ā Ā Ā 

Ā CGI-BP, mania severity, M (SD)

1.15 (.573)

Ā Ā Ā 

Ā CGI-BP, depression severity, M (SD)

2.05 (1.563)

Ā Ā Ā 

Ā CGI-BP, overall severity, M (SD)

2.02 (1.491)

Ā Ā Ā 
  1. FEM first episode mania, HC healthy controls, WTAR Wechsler Test of Adult Reading, YMRS Young Mania Rating Scale, MADRS Montgomeryā€“Ć…sberg Depression Rating Scale, BPRS Brief Psychiatric Rating Scale, CGI-BP Clinical Global Impression scale for bipolar illness, t test independent samples t test, Ļ‡ 2 Chi-square test
  2. aMissing data (FEM, nĀ =Ā 1; HC, nĀ =Ā 1)
  3. bDiagnosis of bipolar I disorder confirmed by treating clinician (nĀ =Ā 1)
  4. cContinuity correction