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Table 3 Personality, cognitive style and affective temperament measures in the PP and No PME groups

From: Postpartum psychosis in bipolar disorder: no evidence of association with personality traits, cognitive style or affective temperaments

 

PP (n = 284)

No PME (n = 268)

PP versus No PME

Unadjusted z-score (p-value)

Adjusted ORa(95% CI, p-value)

Eysenck Personality Questionnaire (EPQ)

 EPQ-Extraversion

  Median

12

11

  

  IQR (range)

8 (0–21)

10 (0–21)

−0.60 (0.55)

1.00 (0.97–1.04, 0.92)

 EPQ-Neuroticism

  Median

15

15

  

  IQR (range)

9 (0–23)

9 (0–23)

0.47 (0.47)

1.00 (0.95–1.03, 0.48)

Kings Schizotypy Questionnaire

 Total score

  Median

15

16

  

  IQR (range)

15 (1–51)

17 (1–57)

−1.09 (0.28)

0.99 (0.97–1.04, 0.92)

 Recurrent illusions 1

  Median

1

1

  

  IQR (range)

3 (0–9)

3 (0–9)

−0.30 (0.76)

0.95 (0.84–1.08, 0.45)

 Social Isolation

  Median

3

3

  

  IQR (range)

4 (0–9)

3 (0–9)

−1.64 (0.10)

0.97 (0.87–1.10, 0.66)

 Social anxiety

  Median

4

4

  

  IQR (range)

3 (0–9)

3 (0–9)

−0.49 (0.63)

1.10 (0.97–1.24, 0.16)

 Magical thinking

  Median

1

2

  

  IQR (range)

2 (0–9)

2 (0–9)

−2.94 (0.003)

0.91 (0.80–1.04, 0.17)

 Recurrent illusions 2

  Median

2

2

  

  IQR (range)

3 (0–9)

3 (0–9)

−0.036 (0.97)

1.03 (0.91–1.15, 0.68)

 Paranoid ideation

  Median

1

1

  

  IQR (range)

2 (0–9)

2 (0–9)

−0.90 (0.37)

0.99 (0.85–1.14, 0.85)

 Ideas of reference

  Median

2

2

  

  IQR (range)

3 (0–9)

3 (0–9)

−0.36 (0.72)

0.96 (0.86–1.07, 0.46)

Barratt Impulsiveness Scale

 Total score

  Median

63

64.5

  

  IQR (range)

15 (44–106)

17 (39–99)

−0.83 (0.41)

0.97 (0.95–1.00, 0.05)

Rosenberg Self-Esteem Inventory

 Total score

  Median

30

28.5

  

  IQR (range)

8 (12–40)

9 (13–40)

−0.82 (0.41)

1.03 (0.97–1.10, 0.31)

 Positive subscale

  Median

15

15

  

  IQR (range)

4 (6–20)

4 (5–20)

−1.11 (0.27)

1.07 (0.94–1.22, 0.29)

 Negative subscale

  Median

13

13.5

  

  IQR (range)

6 (5–20)

5 (5–20)

−0.39 (0.70)

1.05 (0.94–1.18, 0.38)

Dysfunctional Attitudes Scale

 Total score

  Median

90.5

86

  

  IQR (range)

29 (46–152)

29 (40–157)

−0.52 (0.60)

1.01 (0.99–1.02, 0.52)

 Achievement

  Median

28.5

27

  

  IQR (range)

16 (8–56)

15 (7–56)

−0.52 (0.60)

1.01 (0.97–1.05, 0.66)

 Dependency

  Median

32

30

  

  IQR (range)

11 (10–56)

13 (12–53)

−0.66 (0.51)

1.02 (0.98–1.07, 0.31)

 Self-control

  Median

29

29

  

  IQR (range)

9 (16–43)

13 (12–54)

−0.38 (0.71)

1.00 (0.95–1.06, 0.94)

Temperament Evaluation of Memphis, Pisa, Paris and San Diego

 Cyclothymic

  Median

5

6

  

  IQR (range)

8 (0–12)

8 (0–12)

−1.02 (0.28)

0.97 (0.91–1.04, 0.42)

 Depressive

  Median

1

1

  

  IQR (range)

3 (0–8)

4 (0–8)

−1.34 (0.18)

0.94 (0.83–1.07, 0.38)

 Irritable

  Median

1

1

  

  IQR (range)

3 (0–8)

3 (0–8)

−1.08 (0.28)

1.00 (0.88–1.14, 1.00)

 Hyperthymic

  Median

3

3

  

  IQR (range)

4 (0–8)

4 (0–8)

−0.60 (0.55)

0.95 (0.86–1.04, 0.26)

 Anxious

  Median

1

1

  

  IQR (range)

2 (0–3)

2 (0–3)

−1.12 (0.27)

1.00 (0.82–1.23, 0.99)

  1. a Odds Ratios adjusted for method of recruitment, age at interview, highest educational attainment, age at illness onset, BDI score and AMS score. PP: postpartum psychosis. No PME: No perinatal mood episode