Table 2. Impact of cigarette price increase on quitting, deaths averted and life-years gained in Vietnam.

Variables by income groups	Scenario A: 32% price increase * ‡	Scenario B: 62% price increase †‡
Number of male smokers aged ≥15 years before price increase (in millions)
First (bottom 20%)	2.2
Second	3.0
Third	3.0
Fourth	1.9
Fifth (top 20%)	1.9
Total	12.1
First: fifth ratio	1.2
Number of men who quit smoking after tax increase (in thousands)
First (bottom 20%)	376.6	729.7
Second	433.7	840.3
Third	358.3	694.1
Fourth	183.5	355.6
Fifth (top 20%)	132.9	257.5
Total	1,485.0	2,877.2
First: fifth ratio	2.8	2.8
Total deaths averted due to COPD, stroke, heart disease, and cancer (in thousands)
First (bottom 20%)	159.7	309.4
Second	183.9	356.2
Third	151.9	294.3
Fourth	77.8	150.7
Fifth (top 20%)	56.3	109.2
Total	629.6	1,219.8
First: fifth ratio	2.8	2.8
Total life-years gained (in millions)
First (bottom 20%)	2.8	5.4
Second	3.2	6.2
Third	2.6	5.1
Fourth	1.4	2.6
Fifth (top 20%)	1.0	1.9
Total	10.1	21.3
First: fifth ratio	2.8	2.8

*Scenario A- Increase in ad valorem tax from the current 75% to 90% plus an introduction of a specific tax at VND3,000 per pack (equivalent to 32% increase in retail price).

^† Scenario B- Increase in ad valorem tax from the current 75% to 120% plus an introduction of a specific tax at VND5,000 per pack (equivalent to 62% increase in retail price).

^‡ Price elasticity used, by income group: First -0.85, second/third/fourth -0.53, fifth -0.35.