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Table 2 Wait times (minutes) according to urgency classification and number of operating rooms

From: How many operating rooms are needed to manage non-elective surgical cases? A Monte Carlo simulation study

  

Number of Operating Rooms

  

3 (n = 6)

4 (n = 4)

5 (n = 4)

Emergent

Mean

39 ± 1

13 ± 1

4 ± 1

 

Median

10 ± 2

0 ± 0

0 ± 0

 

95th %ile

155 ± 4

84 ± 3

27 ± 1

Urgent1

Mean

61 ± 3

17 ± 1

5 ± 1

 

Median

13 ± 4

0 ± 0

0 ± 0

 

95th %ile

253 ± 9

112 ± 3

32 ± 4

Urgent2

Mean

128 ± 8

27 ± 2

7 ± 1

 

Median

21 ± 5

0 ± 0

0 ± 0

 

95th %ile

591 ± 40

171 ± 8

45 ± 7

Urgent3

Mean

224 ± 37

35 ± 2

8 ± 2

 

Median

32 ± 8

0 ± 0

0 ± 0

 

95th %ile

1113 ± 194

220 ± 4

46 ± 18

Add-on Elect

Mean

340 ± 28

40 ± 3

10 ± 1

 

Median

37 ± 10

0 ± 0

0 ± 0

 

95th %ile

1745 ± 178

256 ± 18

55 ± 10

Utilization (%)

 

74.8 ± 0.5

55.9 ± 0.2

45.0 ± 0.3

  1. Data are Mean ± SD. The n in parentheses aside number of ORs refers to the number of simulation runs performed