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Joint distribution of incremental costs and effects on the cost-effectiveness plane. Mean ΔC −584 Swiss Francs, mean ΔE 0.01 QATY (Quality-Adjusted Tooth-Year) from Zitzmann et al. (2013) [28]. The 95%, 50% and 5% credible ellipses are drawn. NW, North-West; SW, South-West; NE, North-East; SE, South-East.
