Correction to: BMC Health Serv Res 21, 73 (2021)

https://doi.org/10.1186/s12913-021-06087-y

Following the publication of the original article [1], the authors identified an error in Table 3. The correct table is given below.

Table 3 Efficiencies in the 16 regions in 2016 based on the SBM-CRS and SBM-VRS models

The original article has been corrected.