Authors

1. Zhang , Hanmei
2. Xu , Yaxuan
3. Wang , Wenjuan
4. Zhou , Lihua
5. Xu , Wenli
6. Wang , Hui
7. Zhang , Fengying
8. Wang , Xiaoqin

Abstract

The study found that the pooled prevalence of PBT was 19%. PBT risk factors are diverse, and understanding the prevalence and risk factors for PBT has important implications for healthcare and social care systems.