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Time traded (TTO) and willingness-to-pay (WTP) to avoid additional injections using direct valuation questions.
| Median | Mean (95% CI)a | |
|---|---|---|
| TTO (days) – 2 instead of 4 injections | 0.23 | 1.15 [0.93, 1.37] |
| TTO (days) – 3 instead of 4 injections | 0.17 | 1.08 [0.87, 1.29] |
| WTP – 2 instead of 4 injections | $80 | $136 [$116, $159] |
| WTP – 3 instead of 4 injections | $50 | $126 [$103, $151] |
95% confidence intervals calculated using the bootstrap method.
