Table 4.

Multinomial regression examining risk for drug dependence diagnoses associated with CTF score (controlling for sex)

CT Study		CAT Study		OZ‐ALC GWAS
Total	Odds ratio (95% CI)	Total	Odds ratio (95% CI)	Total	Odds ratio (95% CI)
Licit drug dependence diagnoses
2	1.69 (1.48–1.93)	2	2.02 (1.78–2.30)	2	1.64 (1.41–1.92)
1	1.33 (1.21–1.47)	1	1.51 (1.34–1.70)	1	1.34 (1.15–1.55)
0	1.00 (reference)	0	1.00 (reference)	0	1.00 (reference)
Illicit drug dependence diagnoses
≥3	2.42 (1.82–3.21)	≥3	2.51 (2.16–2.92)	≥3	2.47 (1.75–3.48)
2	1.99 (1.46–2.71)	2	1.83 (1.55–2.15)	2	1.82 (1.37–2.42)
1	1.46 (1.24–1.72)	1	1.48 (1.25–1.76)	1	1.49 (1.29–1.72)
0	1.00 (reference)	0	1.00 (reference)	0	1.00 (reference)

CTF, childhood trauma factor; CT, childhood trauma; CAT, comorbidity and trauma; GWAS, genome‐wide association study.