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Table 2 Descriptive statistics and correlations of late adolescent study variables with young adult BPD diagnosis

From: Developmental predictors of young adult borderline personality disorder: a prospective, longitudinal study of females with and without childhood ADHD

Variables of interest

No BPD (n = 182) M(SD)

BPD (n = 19) M(SD)

2

3

4

5

6

7

8

1 BPD Diagnosis (W4 SCID)

-

-

0.40*b

0.38*b

0.01*

0.39*b

0.34*b

0.16*a

0.05*

2 Impulsivity (W3 SNAP-HI Mom/Self Report)

4.98(4.66)

12.29(7.86)

-

0.69b

0.21b

0.74b

0.56b

0.24b

0.32b

3 Inattention (W3 SNAP-IA Mom/Self Report)

8.65(6.52)

17.45(6.30)

 

-

0.11

0.69b

0.57b

0.28b

0.51b

4 Low Executive Functioning (W3 RCFT)

0.18(0.10)

1.18(0.10)

  

-

0.18b

0.12

0.01

0.18a

5 Externalizing Symptoms (W3 ASR/ABCL Mom/Self Report)

53.74(10.19)

68.11(10.89)

   

-

0.73b

0.26b

0.49b

6 Internalizing Symptoms (W3 ASR/ABCL Mom/Self Report)

52.46(10.67)

65.53(11.02)

    

-

0.34b

0.50b

7 Maternal Psychopathology (W3 BDI-II)

5.92(7.88)

10.41(12.12)

     

-

0.43b

8 Maternal Parenting Stress due to Dysfunctional Interactions (W3 PSI-PCDI)

2.04(0.85)

2.18(0.93)

      

-

  1. BPD: Borderline Personality Disorder, W4: Wave 4, SCID: Structured Clinical Interview for DSM disorders, W3: Wave 3, SNAP: Swanson, Nolan and Pelham Questionnaire, HI: Hyperactivity/Impulsivity, IA: Inattention, RCFT: Rey Osterrieth Complex Figure Task, ASR: Adult Self-Report, ABCL: Adult Behavior Checklist, BDI-II: Beck Depression Inventory-II, PSI: Parenting Stress Index, PCDI: Parent–Child Dysfunctional Interactions
  2. *Point Biserial Correlation
  3. a Correlation significant at 0.05 level
  4. b Correlation significant at 0.01 level