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Table 5 Group differences in demographic, predisposing, and clinical variables at baseline (T0) and follow-up (T1)

From: Heterogeneity of borderline personality disorder symptoms in help-seeking adolescents

 

Borderline type (n = 439)

Impulsive type (n = 67)

Group comparison

n (%)

M (SD)

Mdn

n (%)

M (SD)

Mdn

Statistics

p

BH

Effect size

DEMOGRAPHIC VARIABLES

 Male (n = 506)

34 (7.7)

  

63 (94.0)

  

χ2(1) = 279.30

<.001***

s.

V = .74

 Age (n = 506)

 

14.95 (1.36)

15.00

 

15.72 (1.40)

16.00

U = 9866.50

<.001***

s.

r = .19

PREDISPOSING VARIABLES

 CECA.Q antipathy (n = 457)

227 (57.3)

  

18 (29.5)

  

χ2(1) = 16.44

<.001***

s.

V = .19

 CECA.Q neglect (n = 457)

175 (44.2)

  

17 (27.9)

  

χ2(1) = 5.78

.016*

s.

V = .11

 CECA.Q physical abuse (n = 453)

106 (27.0)

  

14 (23.0)

  

χ2(1) = .453

.501

n.s.

V = .03

 CECA.Q sexual abuse (n = 457)

94 (23.7)

  

5 (8.2)

  

χ2(1) = 7.52

.006**

s.

V = .13

 DAPP-BQ Emotional Dysregulation (n = 453)

 

383.56 (62.25)

388.00

 

304.53 (69.23)

318.00

U = 18,228.50

<.001***

s.

r = .32

 DAPP-BQ Dissocial Behavior (n = 452)

 

201.64 (42.67)

200.00

 

219.81 (43.65)

235.00

U = 8316.00

.001**

s.

r = .15

 DAPP-BQ Inhibitedness (n = 437)

 

109.41 (27.01)

105.00

 

93.64 (21.45)

89.00

U = 14,635.50

<.001***

s.

r = .22

 DAPP-BQ Compulsivity (n = 460)

 

42.43 (10.86)

42.00

 

43.28 (10.50)

43.00

U = 11,054.00

.646

n.s.

r = .02

CLINICAL VARIABLES

 SCID-II BPD

  T0 (n = 506)

183 (41.7)

  

1 (1.5)

   

<.001***

s.

V = .28

  T1 (n = 235)

72 (34.1)

  

0 (0)

   

<.001***

s.

V = .22

 No. SCID-II BPD criteria

  T0 (n = 506)

 

3.97 (2.24)

4.00

 

1.40 (1.38)

1.00

U = 24,285.00

<.001***

s.

r = .34

  T1 (n = 235)

 

3.44 (2.22)

3.00

 

1.50 (1.18)

2.00

U = 3808.50

<.001***

s.

r = .25

 SCID-II CD

  T0 (n = 502)

59 (13.6)

  

36 (53.7)

  

χ2(1) = 61.05

<.001***

s.

V = .35

  T1 (n = 236)

22 (10.4)

  

7 (29.2)

  

χ2(1) = 7.06

.008**

s.

V = .17

 SCID-II ASPD

  T0 (n = 496)

21 (4.9)

  

12 (18.8)

  

χ2(1) = 17.31

<.001***

s.

V = .19

  T1 (n = 234)

3 (1.4)

  

4 (16.7)

   

002**

s.

V = .27

 MINI-KID AUD

  T0 (n = 148)

36 (29.5)

  

12 (46.2)

  

χ2(1) = 2.71

.100

n.s.

V = .1 4

  T1 (n = 75)

28 (45.9)

  

5 (35.7)

  

χ2(1) = 0.48

.489

n.s.

V = .08

 MINI-KID SUD

  T0 (n = 126)

26 (26.3)

  

17 (63.0)

  

χ2(1) = 12.71

<.001***

s.

V = .32

  T1 (n = 42)

23 (69.7)

  

7 (77.8)

  

χ2(1) = 0.23

.634

n.s.

V = .07

 IGD

  T0 (n = 250)

1 (0.5)

  

4 (9.8)

   

.003**

s.

V = .25

  T1 (n = 137)

1 (0.8)

  

0 (0)

   

1.000

n.s.

V = .03

 SITBI no. suicidal thoughts past year

  T0 (n = 501)

 

100.39 (105.58)

70.00

 

16.03 (49.21)

0.00

U = 24,698.50

<.001***

s.

r = .36

  T1 (n = 237)

 

86.90 (90.48)

54.00

 

20.83 (37.14)

1.00

U = 3954.00

<.001***

s.

r = .27

 SITBI no. suicidal attempts past year

  T0 (n = 504)

 

1.96 (9.28)

0.00

 

0.13 (0.46)

0.00

U = 19,503.50

<.001***

s.

r = .22

  T1 (n = 237)

 

0.61 (1.61)

0.00

 

0.08 (0.28)

0.00

U = 3072.00

.034*

s.

r = .14

 SITBI no. NSSI past year

  T0 (n = 500)

 

71.44 (82.77)

45.00

 

10.14 (26.80)

0.00

U = 23,978.50

<.001***

s.

r = .36

  T1 (n = 236)

 

50.39 (64.17)

24.50

 

7.63 (20.99)

0.00

U = 4128.50

<.001***

s.

r = .30

 CDI

  T0 (n = 458)

 

30.25 (9.30)

31.00

 

17.13 (8.40)

16.00

U = 20,508.00

<.001***

s.

r = .35

  T1 (n = 208)

 

23.24 (11.77)

23.50

 

15.19 (10.72)

10.50

U = 2134.00

.010**

s.

r = .17

 SCL-90-R GSI

  T0 (n = 467)

 

1.68 (0.71)

1.74

 

0.80 (0.69)

0.70

U = 20,187.50

<.001***

s.

r = .33

  T1 (n = 236)

 

1.26 (0.81)

1.15

 

0.64 (0.64)

0.38

U = 3459.00

<.001***

s.

r = .22

 KIDSSCREEN-10

  T0 (n = 417)

 

33.99 (6.62)

33.79

 

44.81 (10.06)

43.35

U = 3109.50

<.001***

s.

r = .33

  T1 (n = 186)

 

38.93 (9.26)

37.42

 

49.22 (11.52)

48.29

U = 524.50

.001**

s.

r = .22

 GAF

  T0 (n = 422)

 

47.46 (11.45)

48.00

 

55.28 (14.04)

51.00

U = 7130.00

<.001***

s.

r = .21

  T1 (n = 236)

 

61.91 (13.59)

60.00

 

65.96 (14.69)

60.00

U = 2166.00

.231

n.s.

r = .08

 CGI-S

  T0 (n = 480)

 

5.10 (0.91)

5.00

 

4.56 (1.11)

5.00

U = 16,959.00

<.001***

s.

r = .17

  T1 (n = 235)

 

3.65 (1.33)

4.00

 

3.13 (1.36)

3.50

U = 3056.50

.087

n.s.

r = .11

CGI-I (n = 232)

 

2.74 (1.13)

2.00

 

2.54 (1.22)

2.00

U = 2742.50

.398

n.s.

r = .06

  1. Notes. AUD alcohol use disorder, ASPD antisocial personality disorder, BH Benjamini-Hochberg correction, BPD borderline personality disorder, CD Conduct Disorder, CDI Children’s Depression Inventory, CECA. Q Childhood Experience of Care and Abuse Questionnaire, CGI-S/−I Clinical Global Impression Severity / Improvement scale, DAPP-BQ Dimensional Assessment of Personality Pathology Basic Questionnaire, GAF DSM-IV Axis Five Global Assessment of Functioning, IGD internet gaming disorder, KIDSCREEN-10 health-related quality of life, MINI-KID Mini International Neuropsychiatric Interview for Children and Adolescents, NSSI non-suicidal self-injury, SCID-II Structured Clinical Interview for DSM-IV Axis II Personality Disorders, SITBI Self-Injurious Thoughts and Behaviors Interview; SCL-90-R GSI Symptom-Checklist-90-Revised Global Severity Index, SUD substance use disorder