Table 6

Sensitivity analysis of effect of smartcard use and cashier windows on incremental cost and waiting time
Number clerks % Smartcard Volume cash Volume smartcard Reengineering billing cost Incremental cost Waiting time estimation Time saving
5 0.0% 28800 0 186,336 0 8.05 0
10.0% 25920 2880 191,923 5,587 7.25 0.81
20.0% 23040 5760 197,510 11,174 6.44 1.61
30.0% 20160 8640 203,098 16,762 5.64 2.42
40.0% 17280 11520 208,685 22,349 4.83 3.22
50.0% 14400 14400 214,272 27,936 4.03 4.03
4 0.0% 28800 0 156,703 −29,633 10.06 −2.01
10.0% 25920 2880 162,290 −24,046 9.06 −1.01
20.0% 23040 5760 167,877 −18,459 8.05 0
30.0% 20160 8640 173,465 −12,871 7.04 1.01
40.0% 17280 11520 179,052 −7,284 6.04 2.01
50.0% 14400 14400 184,639 −1,697 5.03 3.02
53.0% 13536 15264 186,315 −21 4.73 3.32

Chu and Huang

Chu and Huang BMC Health Services Research 2013 13:215   doi:10.1186/1472-6963-13-215

Open Data