Table 3.

Research Design.

Survey Content		Pre-Intervention Period (April 2017–August 2017)	Intervention Period (October 2017–February 2018)
All radiological treatments conducted by survey target physicians		549 cases	415 cases
Visual inspection of use status		Conducted by an inspector during the daytime	Conducted by an inspector at the pre-operative briefing during the daytime The inspector obtained verbal conformation and encouraged the physicians to wear proper equipment
Personal passive dosimeter	Main dosimeter	340 cases (61.9%)	321 cases (77.3%)
	Additional dosimeter
Lead apron
Lead glasses
Thyroid protection collar
Medical record survey		Conducted by researchers	Conducted by researchers
Personal exposure dose	Effective dose	549 cases (100%)	415 cases (100%)
	Lens equivalent dose
Exposure-related indicators	Number of times radiation medical treatment was conducted
	Fluoroscopy time