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Table 6 Net costs and QALYs incremental to “do nothing” by sociodemographic group for the four sodium reduction interventions (expressed per adult in 2011; discounted 3 %)

From: The health gains and cost savings of dietary salt reduction interventions, with equity and age distributional aspects

Intervention/population group Incremental (to “do nothing”) cost per adult in NZ$ QALYs gained per adult
Salt substitution at 59 %   
 Age < 65 years (starting in 2011) −835 0.146
 Age 65+ years (starting in 2011) −112 0.073
 Women −550 0.115
 Men −760 0.141
 Māori −533 0.163
 Non-Māori −658 0.123
Salt substitution at 25 %   
 Age < 65 years (starting in 2011) −348 0.060
 Age 65+ years (starting in 2011) −46 0.030
 Women −230 0.048
 Men −316 0.058
 Māori −224 0.067
 Non-Māori −275 0.051
Tight limits on sodium in bread (280 mg/100 g)  
 Age < 65 years (starting in 2011) −125 0.022
 Age 65+ years (starting in 2011) −16 0.011
 Women −82 0.017
 Men −113 0.021
 Māori −80 0.024
 Non-Māori −98 0.018
Modest limits on sodium in bread (400 mg/100 g)  
 Age < 65 years (starting in 2011) −45 0.0072
 Age 65+ years (starting in 2011) −10 0.0054
 Women −30 0.0060
 Men −43 0.0075
 Māori −31 0.0087
 Non-Māori −37 0.0066