Table 4. Costs per kilogram of weight loss per group and country and ICERs (cost per QALY) for the CP compared with SC from both a health-care funder and societal perspective.
| Country |
Cost per kilogram of weight loss—excluding time and travel |
Cost per kilogram of weight loss—including time and travel |
Excluding travel |
Including travel |
||||
|---|---|---|---|---|---|---|---|---|
| WW | SC | WW | SC | ICER | 95% CI | ICER | 95% CI | |
| Australia (AUD) | $121 | $137 | $188 | $187 | $18 085 | $10 239, $68 041 | $31 349 | $17 723, $115 290 |
| (USD) | $122 | $138 | $190 | $189 | $18 266 | $10 342, $68 721 | $31 663 | $17 900, $116 443 |
| United Kingdom (GBP) | £55 | £92 | £92 | £131 | £7378 | £3851, £42 698 | £15 242 | £7986, £89 286 |
| (USD) | $90 | $151 | $151 | $215 | $12 100 | $6316, $70 025 | $24 996 | $13 098, $146 429 |
| Germany (EUR) | €127 | €94 | €163 | €127 | €28 826 | €10 890, Dominated | €36 318 | €13 561 Dominated |
| (USD) | $180 | $133 | $231 | $180 | $40 933 | $15 464, Dominated | $51 571 | $19 257, Dominated |
Abbreviations: AUD, Australian dollar; EUR, Euro; GBP, Great Britain pound; ICER, incremental cost-effectiveness ratio; SC, standard care. At the time of writing (early 2011), 1 AUD was 1.01 USD; 1 GBP was 1.64 USD; 1 EUR was 1.42 USD according to XE currency exchange (http://www.xe.com).