Table 2.

Comparison of error distribution in medical record filling

Project	2021		2022		x2	P
	Number of cases	Error rate (%)	Number of cases	Error rate (%)
Main diagnosis	75	5.29%	18	1.14%	42.935	<0.001
Major surgical procedure	105	7.40%	39	2.46%	39.969	<0.001
Other diagnoses	154	10.85%	59	3.72%	57.709	<0.001
Other surgical procedures	240	16.91%	62	3.91%	139.828	<0.001