| July–November 2006 | January–March 2007 | p Value | |||||
| n | Median | IQR | n | Median | IQR | ||
| ATS category | |||||||
| 1 | 163 | 0.0 | 0.0–1.0 | 100 | 0.0 | 0.0–0.0 | <0.01 |
| 2 | 1950 | 8.0 | 5.0–13.0 | 1153 | 7.0 | 4.0–10.0 | <0.01 |
| 3 | 6979 | 19.0 | 11.0–32.0 | 4142 | 20.0 | 12.0–32.0 | 0.090 |
| 4 | 12 203 | 38.0 | 17.0–75.0 | 6898 | 41.0 | 17.0–81.0 | <0.01 |
| 5 | 3171 | 23.0 | 10.0–58.0 | 1922 | 26.0 | 11.0–62.0 | 0.04 |
ATS, Australasian triage scale; ED, emergency department; IQR, interquartile range.
ATS, Australasian triage scale; ED, emergency department; IQR, interquartile range.