Table 1.

Descriptive statistics and bivariate correlations for all study variables

	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

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