Table 1.

Descriptive Statistics and Correlations Between Study Variables

	1	2	3	4	5	6	7	8	9	10	11	12	13
Baseline
1. Age
2. Race (1=Minority)	−.04
3. Gender (1=Female)	−.11	.02
4. Group (1=Patient)	−.16*	.00	.04
5. Depression	−.11	.20*	.09	.45***
6. Angry rumination	−.10	.12	−.05	.45***	.53***
7. BPD Symptom Severity	−.17*	.08	.14	.40***	.55***	.55***
8. Emotion Dysregulation	−.11	−.05	.01	.60***	.65***	.73***	.58***
9. Interpersonal Conflict	−.21***	.05	−.004	.11	.25**	.21*	.30***	.35***
BPD features at 12-month follow-up
10. Affective instability	−.28***	−.11	−.02	.49***	.51***	.64***	.52***	.67**	.35***
11. Identity disturbance	−.26***	−.06	<.001	.48***	.57***	.58***	.57***	.67***	.36***	.77***
12. Negative relationships	−.22**	.10	−.10	.37***	.58***	.55***	.54***	.58***	.42***	.71***	.73***
13. Self harm	−.18*	.05	−.09	.38***	.43***	.38***	.51***	.48***	.41***	.55***	.64***	.57***
Mean/%	44.85	42.70%	64.70%	50%	15.11	2.02	2.61	86.83	6.49	7.61	7.32	8.17	4.70
Standard Deviation	10.43	--	--	--	8.91	0.67	3.29	27.12	8.72	4.27	4.68	4.13	3.64