Nurse Scheduling Using Genetic Algorithm

Table 6

Comparison between real situation and simulation model.

Department	Calculated result	AVG number of patients receiving service	AVG number of patients waiting longer than AVG time	AVG number of patients waiting less than AVG time	Percentage of patients waiting longer than AVG time
SUR	Real situation	59	0.2	58	0.338%
	Simulation	61.63 ± 1.63	0.19 ± 0.36	60.51 1.66	0.196 0.32%
	% error	4.27%	5.26%	4.33%	—
MED	Real situation	96	0	98	0%
	Simulation	98.79 ± 1.91	0 ± 0	97.94 ± 1.91	0%
	% error	2.90%	0%	0.06%	—
PED	Real situation	55	0	53	0%
	Simulation	57.58 ± 1.48	0 ± 0	56.69 ± 1.46	0%
	% error	4.69%	0%	6.96%	—
EENT	Real situation	53	18.2	34	34.34%
	Simulation	54.46 ± 1.76	16.73 ± 4.14	36.64 ± 3.46	19.99 ± 5.12%
	% error	2.75%	8.07%	7.76%	—
OBG	Real situation	34	0	35	0%
	Simulation	38.4 ± 0.85	0 0	37.7 ± 0.84	0%
	% error	12.94%	0%	7.71%	—