Table 7.
Age ranges in which the health gain occurs for the salt substitution intervention (at the 59 % level in processed fooda, discount rate of 3 %)
| Age when the QALYs are gained (i.e., not age in 2011) | In first 10 year period (i.e., 2011 to 2020) | In second 10 year period (i.e., 2021 to 2030) | ||||
|---|---|---|---|---|---|---|
| QALYs gained | % of QALYs among 45+ year olds | % of QALYs among 55+ year olds | QALYs gained | % of QALYs among 45+ year olds | % of QALYs among 55+ year olds | |
| 35–44 | 51 | - | ||||
| 45–54 | 716 | 5.4 % | 1,207 | 2.0 % | ||
| 55–64 | 2,220 | 16.9 % | 17.8 % | 8,016 | 13.2 % | 13.5 % |
| 65–69b | 1,928 | 14.6 % | 15.5 % | 8,978 | 14.8 % | 15.1 % |
| 70–74 | 1,673 | 12.7 % | 13.4 % | 7,259 | 12.0 % | 12.2 % |
| 75–84 | 3,787 | 28.7 % | 30.4 % | 20,322 | 33.5 % | 34.2 % |
| 85–94 | 2,316 | 17.6 % | 18.6 % | 12,180 | 20.1 % | 20.5 % |
| 95+ | 537 | 4.1 % | 4.3 % | 2,695 | 4.4 % | 4.5 % |
| Sum 45+ | 13,177 | 100 % | 60,658 | 100 % | ||
| Sum 55+ | 12,461 | 100 % | 59,451 | 100 % | ||
aSee the Additional file 1 for the other three interventions
bThe age at which welfare payments for all older people begin is 65 years in this New Zealand setting