TABLE 5.

Sensitivity analysis: multivariable Cox regression model of hazard for depression remission by baseline SI and covariates of interest, baseline PHQ-8 score excluded

Term	Coefficient	Hazard ratio	HR 95%CI	P.value
SI at baseline	−0.260	0.771	0.629, 0.945	0.012
Age	−0.013	0.987	0.977, 0.997	0.011
Antidepressant prescription	−0.264	0.768	0.625, 0.944	0.012
Any recent drug use	−0.312	0.732	0.599, 0.895	0.002

N=55 observations excluded for missing drug use data

SI, suicidal ideation; HR, hazard ratio; PHQ-8, 8 non-SI items from the Patient Health Questionnaire-9