Parameter tested | Total stroke incidence over 20Â years | Total stroke DALYs over 20Â years | Total stroke prevalence over 20Â years | Total stroke health care costs over 20Â years (billion ZAR) |
---|---|---|---|---|
Tax rate | Â | Â | Â | Â |
 10 % | −50 457 | 321 750 | −7 538 | −3.0 |
 20 % | −85 766 | 546 762 | −12 860 | −5.1 |
 30 % | −109 435 | 706 570 | −16 168 | −6.6 |
Discount rate | Â | Â | Â | Â |
 0 % | −85 766 | 546 762 | −12 860 | −5.1 |
 1 % | −87 824 | 494 539 | −13 165 | −4.8 |
 2 % | −88 646 | 441 074 | −13 197 | −4.3 |
 3 % | −89 648 | 397 838 | −13 300 | −4.0 |
SSB portion size | Â | Â | Â | Â |
 200 ml | −19 395 | 129 488 | −2 760 | −1.0 |
 250 ml | −46 150 | 296 910 | −6 882 | −2.7 |
 330 ml | −85 766 | 546 762 | −12 860 | −5.1 |
 500 ml | −174 008 | 1 107 665 | −26 115 | −10.6 |
Health care costs | Â | Â | Â | Â |
 120 % | −85 766 | 546 762 | −12 860 | −6.3 |
 110 % | −85 766 | 546 762 | −12 860 | −6.0 |
 100 % | −85 766 | 546 762 | −12 860 | −5.1 |
 90 % | −85 766 | 546 762 | −12 860 | −4.8 |
 80 % | −85 766 | 546 762 | −12 860 | −4.1 |
pYLD | Â | Â | Â | Â |
 100 % | −85 766 | 546 762 | −12 860 | −5.1 |
 105 % | −85 766 | 556 926 | −12 860 | −5.1 |
 110 % | −85 766 | 541 548 | −12 860 | −5.1 |
BMI trend | Â | Â | Â | Â |
 0 | −85 766 | 546 762 | −12 860 | −5.1 |
 0.1 | −99 427 | 622 762 | −15 432 | −5.8 |
 0.2 | −109 060 | 673 237 | −17 269 | −6.1 |
 0.3 | −113 568 | 707 078 | −18 015 | −6.3 |
Pass on rate | Â | Â | Â | Â |
 80 % | −74 637 | 477 949 | −11 146 | −4.5 |
 90 % | −81 846 | 524 691 | −12 198 | −4.9 |
 100 % | −85 766 | 546 762 | −12 860 | −5.1 |
Lower own price elasticity (−0.85) | −32 205 | 211 543 | −4 686 | −1.8 |