[Retracted] Obstetrics Nursing and Medical Health System Based on Blockchain Technology

Table 7

The percentage of different types of hospitals using basic EHR.

	All hospitals	Small hospital	Rural hospital	Critical access hospital
2014	28	21	21	20
2015	42	39	37	36
2016	59	51	51	52
2017	78	70	70	68
2018	83	81	80	80