Table 3.

Hazard ratios (95% confidence intervals) for onset of body hair growth, voice change, and facial hair growth.^*

	Unadjusted HR (95% CI)	Adjusted HR ** (95% CI)
Body Hair Growth
Tobacco Use	0.75 (0.67–0.84)	0.94 (0.84–1.01)
Alcohol Use	0.63 (0.56–0.70)	0.77 (0.69–0.87)
Voice Change
Tobacco Use	0.72 (0.65–0.80)	0.95 (0.85–1.07)
Alcohol Use	0.58 (0.52–0.64)	0.72 (0.64–0.82)
Facial Hair Growth
Tobacco Use	0.77 (0.69–0.84)	0.98 (0.88–1.10)
Alcohol Use	0.61 (0.55–0.67)	0.77 (0.68–0.86)

^*In all models, standard errors are corrected using heteroscedasticity-consistent covariance matrix estimator that does not assume independent cases within clusters (families).

^**Adjusted for the other substance and age at interview.