Using Six Sigma DMAIC Methodology and Discrete Event Simulation to Reduce Patient Discharge Time in King Hussein Cancer Center

Table 1

Summary of tools used in existing work applying Six Sigma to hospitals’ discharge process.

Tools used	Case studies
	Allen et al. [26]	Udayai and Kumar [8]	El-Banna [28]	Vijay [29]
Process maps	1		1	1
Time study		1		1
Brainstorming				1
Checklist		1		1
Control charts
Individual moving range (IMR)	1		1
Root cause analysis
Cause-and-effect (C & E) matrix	1
C & E diagram		1	1
5 why?				1
Brainstorming	1
Pareto			1
Simulation			1
Sigma quality level (SQL)			1
Design of experiment (DOE)			1