Table 5 Long-term health effects, costs and cost-effectiveness of the different intervention scenarios
Time horizon | Â | Web-based intervention | Printed intervention | Basic intervention | Environmental intervention |
|---|---|---|---|---|---|
5Â years | Incremental effects (versus care-as-usual) | Â | Â | Â | Â |
|  | QALYs gained | 430 | 1,040 | − | -330 |
| Â | Incremental costs (versus care-as-usual) a | Â | Â | Â | Â |
| Â | Intervention costs | 10 | 30 | 20 | 20 |
|  | Total costsb | 10 | 30 | − | 0 |
| Â | Incremental intervention costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 20,500 | 29,700 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 36,180 | − | -6,500 |
| Â | Incremental total costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 20,760 | 27,520 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 32,290 | − | -8,690 |
10Â years | Incremental effects (versus care-as-usual) | Â | Â | Â | Â |
|  | QALYs gained | 1,990 | 5,120 | − | -1,700 |
| Â | Incremental costs (versus care-as-usual) a | Â | Â | Â | Â |
| Â | Intervention costs | 10 | 30 | 20 | 20 |
|  | Total costsb | 20 | 40 | − | 0 |
| Â | Incremental intervention costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 4,410 | 6,010 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 7,020 | − | -1,260 |
| Â | Incremental total costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 8,450 | 7,590 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 7,040 | − | -470 |
Lifetime | Incremental effects (versus care-as-usual) | Â | Â | Â | Â |
|  | QALYs gained | 9,150 | 44,380 | − | -16,770 |
| Â | Incremental costs (versus care-as-usual) a | Â | Â | Â | Â |
| Â | Intervention costs | 10 | 30 | 20 | 20 |
|  | Total costsb | 90 | 330 | − | -90 |
| Â | Incremental intervention costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 960 | 690 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 620 | − | -130 |
| Â | Incremental total costs per QALY gained c | Â | Â | Â | Â |
|  | Versus care-as-usual | 10,100 | 7,500 | − | − |
|  | Web-based vs. Printed/ Environment vs. Basic | − | 6,830 | − | 5,290 |