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Table 2 Average occupation, number of procedures and variance of BIIs

From: Surgery scheduling heuristic considering OR downstream and upstream facilities and resources

Date

Average occupation

Number of procedures

Variance of BIIs

ES

AS

PS

I

ES

AS

PS

I

ES

AS

PS

I

04/20/2015

88.9%

66.7%

98.8%

48.1%

18

13

17

4

589.0

475.2

486.2

−11.1

04/23/2015

95.0%

77.2%

99.4%

28.8%

23

15

21

6

321.4

247.3

229.4

18.0

05/04/2015

96.4%

76.2%

99.7%

30.8%

15

10

16

6

341.2

2535.4

1093.2

1442.2

05/05/2015

89.6%

74.5%

95.2%

27.8%

15

12

15

3

4040.1

4614.4

2088.3

2526.1

05/08/2015

90.7%

70.6%

98.9%

40.1%

16

12

17

5

797.1

1379.3

763.4

615.9

05/12/2015

82.5%

62.3%

94.3%

51.4%

18

16

19

3

1065.4

2741.9

677.5

2064.4

Average

90.5%

71.2%

97.7%

37.2%

17.5

13.0

17.5

4.5

1192.4

1998.9

889.7

1109.2

  1. AS actual schedule, ES empirical schedule, PS proposed schedule, I improvement (AS – PS)