Table 4 Predicted changes in smoking prevalence and smoking state probabilities attributable to a one-time tobacco price increase.

From: Health impact assessment to predict the impact of tobacco price increases on COPD burden in Italy, England and Sweden

 

Age groups

11–15 years

16–18 years

19–21 years

22–29 years

 >  30 years

Price elasticity coefficienta

− 1.5

− 1.5

− 0.75

− 0.75

− 0.5

Smoking prevalence

Current

↓ of (100 – never)

↓of (100 − (never + former))

↓ of (100 − (never + former))

↓ of (100 − (never + former))

↓ of (100 − (never + former))

Former

NA

↑ of (1.5)•(% price increase)

↑ of (0.75)•(% price increase)

↑ of (0.75)•(% price increase)

↑ of (0.5)•(% price increase)

Never

↑ of (1.5)•(% price change)

↑ of (1.5)•(% price increase)

↑of (0.75)•(% price increase)

↑ of (0.75)•(% price increase)

↑ of (0.5)•(% price increase)

Smoking state probabilities

Initiation

↓ of (1.5)•(% price change)

↓ of (1.5)•(% price increase)

↓ of (0.75)•(% price increase)

↓ of (0.75)•(% price increase)

↓ of (0.5)•(% price increase)

Cessation

NA

↑ of (1.5)•(% price increase)

↑ of (0.75)•(% price increase)

↑ of (0.75)•(% price increase)

↑ of (0.5)•(% price increase)

Restart

NA

NA

NA

↓ of (0.75)•(% price increase)

↓ of (0.5)•(% price increase)

  1. NA = no change possible because of constraints placed on age ranges (e.g. smoking cessation only possible ≥ 16 years of age).
  2. aDefined as the percentage change in tobacco per 1% increase in tobacco price.