Ruirong Chen1,2, Sheng Su2, Haihua Shu3,4. 1. Department of Anesthesiology, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, 106 Zhongshan Second Road, Yuexiu District, Guangzhou, Guangdong, 510080, P.R. China. 2. The Second School of Clinical Medicine, Southern Medical University, Guangzhou, China. 3. Department of Anesthesiology, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, 106 Zhongshan Second Road, Yuexiu District, Guangzhou, Guangdong, 510080, P.R. China. shuhaihua@hotmail.com. 4. The Second School of Clinical Medicine, Southern Medical University, Guangzhou, China. shuhaihua@hotmail.com.
Correction to: BMC Anesthesiol 22, 71 (2022)https://doi.org/10.1186/s12871-022-01599-4Following publication of the original article [1], the authors reported an error in the affiliation 2.The incorrect affiliation is: The Second School of Clinical Medicine, Southern Medical University, 106 Zhongshan Second Road, Yuexiu District, Guangzhou, Guangdong 510080, P.R. China.The correct affiliation is: The Second School of Clinical Medicine, Southern Medical University, Guangzhou, China.The original article [1] has been updated.