Table 6 Associations between mortality and drugs used, gender, comorbidities, and diagnoses (controlling for age and sex)

Single vs multiple admissions

 Multiple

1.85 (0.54–6.32)

 Single

REF

Drugs used

 Cocaine

3.36 (3.17–5.50)

 Methamphetamines

4.01 (3.73–9.09)

 Methylphenidate

1.17 (0.37–3.42)

 Opioids

1.20 (0.32–4.53)

Comorbidities

 Talc pneumoconiosis

1.71 (0.53–6.02)

 Diabetes

4.61 (2.79–6.16)

 Comorbid Psychiatric Disorder outside of substance use

1.76 (0.63–5.74)

 HCV

1.32 (0.77–6.32)

 HIV

0.58 (0.11–3.04)

Diagnoses Responsible for Admission

 SSTI

12.42 (11.82–13.37)

 Bacteremia/sepsis

0.55 (0.48–2.84)

 Talcosis

1.5 (0.43–2.67)

 Psychosis or other psychiatric diagnosis

1.4 (0.66–1.58)

 Endocarditis

2.4 (2.11–7.23)

Discharge

 PDD

1.55 (0.97–1.81)

 Regular discharge

REF