Table 3.

Sources of Genetic Influence on DSM-IV Criteria for Borderline Personality Disorder

Criterion	Genetic Influence, %
	Total Genetic Influence	Borderline Personality Disorder Factor	Affective Instability Factor	Interpersonal Factor	Criterion- Specific Factors
1. Avoidance of abandonment	21.2	99.3	0.1	0.6	0
2. Unstable relationships	23.6	89.3	5.5	5.2	0
3. Identity disturbance	24.4	91.9	8.1	0	0
4. Impulsive self-harm	44.6	38.5	0.9	0	60.6
5. Suicidal behavior	48.6	70.3	0	0	29.7
6. Affective instability	33.5	64.9	34.6	0.1	0.5
7. Feeling of emptiness	38.4	46.3	7.8	0	45.9
8. Intense anger	27.8	55.4	12.1	0.1	32.4
9. Paranoid ideation	24.5	97.3	2.3	0	0.4