Table 2 Mean duration of emergency department treatment (in min) stratified according to ISS quartiles and periods of observation.
January 2000 to April 2002 | May 2002 to December 2007 | ||
|---|---|---|---|
ISS quartile | Pan-scan not available | Pan-scan available but not performed | Pan-scan performed |
First, 0 to 18 | 173.9 (147.1 to 200.8) | 96.9 (84.0 to 109.7) | 85.1 (77.0 to 93.1) |
Second, 19 to 25 | 145.7 (122.3 to 169.1) | 99.1 (85.0 to 113.1) | 89.8 (80.8 to 98.7) |
Third, 26 to 33 | 137.4 (95.9 to 178.8) | 113.8 (79.3 to 148.4) | 83.4 (74.1 to 92.7) |
Fourth, 34 to 75 | 112.8 (87.6 to 138.1) | 50.7 (33.3 to 68.2) | 76.3 (70.2 to 82.4) |