Table 3.

Within-Individual Cross-Trait Phenotypic Tetrachoric Correlations (r) Among Low-Risk Trauma, High-Risk Trauma, PTSD, and MDD (n = 2554)

Phenotype	Low-Risk Trauma	High-Risk Trauma	PTSD	MDD
High-risk trauma	0.23a
PTSD	−0.19a	0.65a
MDD	0.11a	0.38a	0.48a

Abbreviations: MDD, major depressive disorder; PTSD, posttraumatic stress disorder.

^aP < .001.