Table 3.

R², adjusted odds ratios (AOR), and adjusted incidence rate ratios (AIRR) for the six cumulative exposure indexes in the whole sample, with PTSD diagnosis (logistic regressions) and symptom score (Poisson regressions) as the dependent variables.

	Logistic Regressions		Poisson Regressions
Cumulative Exposure Indexes	R²	AOR (95% CI)	AIRR (95% CI)
Actual Frequency	0.08	1.57 (1.00–2.49)	1.07 (1.04, 1.10)^****
Recoded Frequency	0.10	2.01 (1.20–3.34)^**	1.12 (1.09, 1.15)^****
Variety	0.11	2.83 (1.45–5.52)^**	1.17 (1.14, 1.20)^****
Nomothetic Severity	0.12	2.90 1.48–5.68)^**	1.17 (1.14, 1.20)^****
Idiographic Severity	0.18	5.18 (2.36–11.33)^***	1.23 (1.20, 1.27)^****
Combined Approach	0.08	1.57 (1.00–2.48)	1.07 (1.05, 1.10)^****

Note.

p<.05;

^**

p<.01;

^***

p<.001;

^****

p<.0001.

AOR and AIRR values are adjusted for gender, age, race, marital status, income, education, and occupational group.