Modelled intervention | Health gain (QALYs for remainder of the cohort’s life) | Health system cost (NZ$; millions) for remainder of the cohort’s life | Incremental cost-effectiveness ratio (ICER) |
---|---|---|---|
“Do nothing” comparatorb | 33,200,000 (33,000,000 to 33,500,000) | 162,000 (146,000 to 180,000) | - |
1) Salt substitution at the 59 % level (processed food) | 294,000 (238,000 to 359,000) | −1500 (−1980 to − 1090) | Dominant |
2) “Sinking lid” for salt supply to the marketc | 211,000 (170,000 to 255,000) | −1110 (−1460 to − 830) | Dominant |
3) “Salt tax”c | 195,000 (159,000 to 237,000) | −1000 (−1320 to − 740) | Dominant |
4) Salt substitution at 25 % | 121,000 (97,300 to 147,000) | −620 (−820 to − 450) | Dominant |
5) Mandatory 25 % reduction of sodium in all processed foods (“Mandatory-All”c) | 110,000 (87,500 to 135,000) | −600 (−800 to − 440) | Dominant |
6) UK Package (media campaign and voluntary action by industry)c | 85,100 (69,600 to 102,000) | −440 (−570 to − 320) | Dominant |
7) Mandatory 25 % reduction of sodium in bread, processed meats and sauces (“Mandatory-3G” c) | 61,700 (49,700 to 74,900) | −340 (−440 to − 240) | Dominant |
8) Tight limits on sodium in bread (280 mg/100 g) | 43,500 (34,700 to 52,800) | −220 (−290 to − 160) | Dominant |
9) UK style “Mass Media Campaign”c | 25,200 (14,200 to 36,700) | −120 (−200 to − 62) | Dominant |
10) Modest limits on sodium in bread (400 mg/100 g) | 15,600 (12,600 to 18,900) | −83 (−110 to − 61) | Dominant |
11) Endorsement Label Programmec(current practice in NZ) | 7900 (5500 to 10,400) | −34 (−52 to − 19) | Dominant |
12) Dietary counselling by dietitiansc(current practice in NZ) | 200 (100 to 330) | 6.90 (4.20 to 10.2) | NZ$36,900 per QALY gained |