CRP test requests according to each professional category in the ED by the year of the request
| Professional category | Year | Total | |||
| 2007 | 2008 | 2009 | 2010 | ||
| Medical students | 209 | 532 | 1502 | 582 | 2825 |
| Medical residents | 537 | 878 | 2032 | 1221 | 4668 |
| Medical staff | 316 | 803 | 2002 | 1050 | 4171 |
| Other/unidentified | 11 | 20 | 66 | 25 | 122 |
| Total | 1073 | 2233 | 5602 | 2878 | 11 786 |
CRP, C-reactive protein; ED, emergency department.