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. 2024 Jun 6;7(6):e2415227. doi: 10.1001/jamanetworkopen.2024.15227

Table 3. Fully Adjusted Sex-Stratified Cox Proportional Hazards Regression Models for All-Cause, CVD, and Cancer Mortality According to Tobacco Smoking Status.

Variable Hazard ratio (95% CI)
All-cause mortality CVD mortality Cancer mortality
Females
Current tobacco use
Cannabis use
Heavy 2.25 (1.12-4.53) 2.56 (1.43-15.36) 3.52 (1.50-8.33)
Moderate 1.57 (0.68-3.63) 2.31 (0.39-13.56) 2.02 (1.04-3.92)
Low 1.59 (0.96-2.66) 0.62 (0.07-5.72) 2.10 (0.69-4.39)
Never 1 [Reference] 1 [Reference] 1 [Reference]
Past tobacco use
Cannabis use
Heavy 0.87 (0.38-1.99) NA 1.03 (0.41-2.59)
Moderate 0.87 (0.49-1.57) 2.96 (0.92-9.53) 0.66 (0.30-1.45)
Low 1.09 (0.79-1.53) 1.32 (0.51-3.43) 1.27 (0.87-1.87)
Never 1 [Reference] 1 [Reference] 1 [Reference]
Never tobacco use
Cannabis use
Heavy 1.68 (0.23-11.97) 2.98 (1.67-6.61) NA
Moderate 1.43 (0.64-3.22) 2.39 (0.32-7.59) 1.33 (0.49-3.59)
Low 0.81 (0.56-1.21) 0.87 (0.27-2.82) 0.86 (0.54-1.34)
Never 1 [Reference] 1 [Reference] 1 [Reference]
Males
Current tobacco use
Cannabis use
Heavy 1.51 (0.83-2.73) 1.11 (0.32-3.89) 2.44 (1.14-5.23)
Moderate 1.15 (0.64-2.05) 0.90 (0.22-2.92) 1.14 (0.46-2.82)
Low 1.09 (0.71-1.68) 0.53 (0.18-1.58) 1.65 (0.94-2.91)
Never 1 [Reference] 1 [Reference] 1 [Reference]
Past tobacco use
Cannabis use
Heavy 1.25 (0.75-2.08) 1.10 (0.33-3.63) 1.15 (0.57-2.32)
Moderate 0.78 (0.46-1.30) 0.68 (0.21-2.20) 0.83 (0.43-1.62)
Low 0.95 (0.72-1.25) 0.83 (0.46-1.52) 0.99 (0.68-1.44)
Never 1 [Reference] 1 [Reference] 1 [Reference]
Never tobacco use
Cannabis use
Heavy 0.85 (0.21-3.43) NA NA
Moderate 0.85 (0.40-1.80) 0.56 (0.07-4.07) 0.78 (0.29-2.12)
Low 0.83 (0.43-1.91) 0.71 (0.35-1.48) 0.61 (0.28-1.99)
Never 1 [Reference] 1 [Reference] 1 [Reference]

Abbreviations: CVD, cardiovascular disease; NA, not applicable.