Table 2 Key differences in studies
Study | Region | Year of the data | Sample size | Levels of EQ-5D | Value set |
|---|---|---|---|---|---|
Li [23] | China | October 2014 to February 2015 | 608 | Five | Chinese 5L value set Luo 2017 – Time trade off (TTO) |
Ou [24] | Taiwan (100% Chinese) | 2017 (specific time period not stated) | 193 | Five | Chinese 5L value set Luo 2017 – Time trade off (TTO) |
Wang [22] | China | September 2013 to December 2014 | 2626 | Three | Chinese 3L value set Liu 2014 – – Time trade off (TTO) |
Cheung [21] | Singapore (81% Chinese) | Prior to 2013 (specific time period not stated [7]) | 238 | Five | Japanese value set (only available Asian value set for the cross-walk project at that time). |
Yang [20] | China | November 2017 to May 2018. | 446 | Five | Chinese 5L value set Luo 2017 – Time trade off (TTO) |