Information Sharing and Privacy Protection of Electronic Nursing Record Management System

Table 1

Performance of different ENR information sharing schemes.

	[21]	[22]	[23]	Our scheme
Capable of alleviating the pressure on the main chain?	Yes	No	No	Yes
Number of nodes needed by the alliance blockchain	Many	Many	Many	Few
Relying on trustworthy third-parties?	Yes	Yes	Yes	No
Capable of protecting privacy?	Yes	Yes	Yes	Yes
Capable of safe storage?	Yes	No	Yes	Yes
Degree of EMR control	Incomplete control	Incomplete control	Complete control	Complete control