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Table 1 Descriptive statistics and bivariate correlations for all study variables

From: The impact of childhood temperament on the development of borderline personality disorder symptoms over the course of adolescence

 

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Demographic covariates

1. Minority race

1

               

2. Family poverty, wave 1

0.35

1

              

Temperament, parent-report at wave 1

3. Emotionality

0.04

0.08

1

             

4. Activity

-0.07

-0.04

-0.11

1

            

5. Sociability

0.10

0.08

0.26

-0.24

1

           

6. Shyness

0.08

0.09

0.26

-0.16

0.31

1

          

Temperament, teacher-report at wave 1

7. Emotionality

0.12

0.07

0.12

0.01

0.06

0.004

1

         

8. Activity

-0.01

-0.04

-0.01

0.17

-0.09

-0.17

0.08

1

        

9. Sociability

0.04

0.08

0.04

-0.09

0.15

0.09

0.33

-0.38

1

       

10. Shyness

-0.02

0.03

0.01

-0.12

0.11

0.27

0.17

-0.42

0.51

1

      

BPD symptoms, child/youth report

11. BPD symptoms, Age 14

0.09

0.06

0.13

0.02

0.06

-0.01

0.11

0.05

0.04

-0.04

1

     

12. BPD symptoms, Age 15

0.12

0.09

0.12

0.04

0.04

-0.03

0.11

0.01

0.05

-0.04

0.54

1

    

13. BPD symptoms, Age 16

0.13

0.09

0.11

0.04

0.09

-0.03

0.15

0.04

0.05

-0.06

0.49

0.58

1

   

14. BPD symptoms, Age 17

0.13

0.08

0.11

0.04

0.06

-0.01

0.12

-0.02

0.07

-0.01

0.44

0.52

0.59

1

  

15. BPD symptoms, Age 18

0.16

0.10

0.07

0.04

0.08

-0.02

0.10

-0.03

0.03

-0.02

0.38

0.42

0.49

0.56

1

 

16. BPD symptoms, Age 19

0.09

0.10

0.08

0.04

0.05

-0.04

0.12

-0.004

0.02

0.02

0.39

0.40

0.42

0.50

0.54

1

Mean/proportion (%)

58.8%

38.9%

12.93

18.81

1.83

4.83

8.80

14.30

1.82

4.32

2.44

2.49

2.36

2.17

2.00

1.89

SD

−

−

4.91

3.76

1.11

2.20

4.52

3.99

1.11

2.17

1.90

1.90

1.89

1.86

1.79

1.67

  1. Note. BPD = borderline personality disorder. p < .05 when r ≥ |0.05|.