Correction: BMC Geriatr 22, 685 (2022)

https://doi.org/10.1186/s12877-022-03367-y

After publication of this article [1], the authors reported that authors are partly linked to the wrong affiliation. Correct is:

Meng Mao1,4, Lei-yuan Wang2, Lan-yue Zhu3, Fei Wang2, Ying Ding2, Jian-hua Tong2, Jie Sun3, Qiang Sun1,4, Mu-huo Ji2

1Department of Anesthesiology, the Affiliated Stomatological Hospital of Nan**g Medical University, Nan**g, Jiangsu Province, China.

2Department of Anesthesiology, the Second Affiliated Hospital of Nan**g Medical University, Nan**g, China.

3Department of Anesthesiology, Zhongda Hospital, School of Medicine, Southeast University, Nan**g, China.

4Jiangsu Province Key Laboratory of Oral Diseases. Nan**g, China.

The original article [1] has been corrected.