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Table 2 Changes in impulsive acts (suicidality and self-harm)

From: A randomised controlled trial of mentalization-based treatment versus structured clinical management for patients with comorbid borderline personality disorder and antisocial personality disorder

 

Patients without severe clinical events

Patients who presented suicide attempts

Number of suicide attempts

n/N(%)

n/N(%)

Unadjusted observed mean (SD)

MBT

SCM

χ 2

MBT

SCM

χ 2

MBT (n = 21)

SCM (n = 19)

t

Baseline

0/21

0.00 %

0/19

0.00 %

 

19/21

90.48 %

15/19

78.95 %

1.04

1.38

(1.07)

1.32

(0.95)

-0.20

6 months

2/21

9.52 %

1/19

5.26 %

0.26

11/21

52.38 %

11/19

57.89 %

0.12

0.57

(0.60)

0.89

(0.99)

1.26

12 months

6/21

28.57 %

2/19

10.53 %

2.03

8/21

38.10 %

10/19

52.63 %

0.85

0.43

(0.60)

0.79

(1.03)

1.37

18 months

13/21

61.90 %

4/19

21.05 %

6.81**

0/21

0.00 %

4/19

21.05 %

4.91*

0.00

(0.00)

0.37

(0.83)

2.04*

 

Modelled odds ratios (95 % CI) a

Modelled odd ratios (95 % CI) a

Adjusted model coefficients (95 % CI)b

Model: Wald χ2

12.48** (df = 3)

23.67*** (df = 3)

36.29***

Linear change (both groups)

8.42*

(1.18, 60.15)

0.20**

(0.08, 0.51)

0.70**

(0.55, 0.88)

Differential linear change (MBT)

2.83

(0.32, 24.79)

0.34

(0.10, 1.16)

0.61*

(0.41, 0.91)

Group differences at 18 months

61.45*

(1.17, 60.15)

0.09

(0.01, 1.35)

0.25**

(0.09, 0.71)

 

Patients who self-harmed

Number of self-harm episodes

Number of hospital admissions

 

n/N(%)

Unadjusted observed mean (SD)

Unadjusted observed means (SD)

 

MBT

SCM

χ 2

MBT (n = 21)

SCM (n = 19)

t

MBT (n = 21)

SCM (n = 19)

t

Baseline

16/21

76.19 %

14/19

73.68 %

0.03

5.90

(6.69)

3.79

(3.61)

-1.23

0.57

(0.60)

0.32

(0.58)

-1.37

6 months

17/21

80.95 %

17/19

89.47 %

0.57

3.14

(3.02)

3.11

(3.57)

-0.04

0.24

(0.44)

0.21

(0.42)

-0.20

12 months

10/21

47.62 %

15/19

78.95 %

4.18*

2.14

(2.87)

2.42

(2.39)

0.37

0.10

(0.30)

0.32

(0.75)

1.24

18 months

8/21

38.10 %

13/19

68.42 %

3.68

0.62

(0.97)

2.63

(3.65)

2.43*

0.00

(0.00)

0.16

(0.37)

1.93*

 

Modelled odds ratios (95 % CI)a

Adjusted model coefficients (95 % CI)b

Adjusted model coefficients (95 % CI) b

Model: Wald χ2

13.34** (df = 3)

98.73*** (df = 4)

17.38** (df = 4)

Linear change (both groups)

0.72

(0.35, 1.49)

-0.12

(-0.27, 0.35)

0.89

(0.46, 1.74)

Differential linear change (MBT)

0.30*

(0.10, 0.91)

-0.29**

(-0.50, -0.08)

0.28

(0.06, 1.27)

Group differences at 18 months

0.03*

(0.01, 0.63)

-0.66***

(-0.98, -0.34)

0.06*

(0.00, 0.81)

  1. MBT Mentalization-Based Treatment, SCM Structured Clinical Management, t t-test for independent samples, χ2 chi-squared, CI confidence interval; df, degrees of freedom
  2. *p < 0.05; **p < 0.01; ***p < 0.001
  3. amixed-effects logistic regression with random intercept
  4. bmixed-effects Poisson regression with random intercept
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BMC Psychiatry

ISSN: 1471-244X

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