Table 3 Number of investigations performed.
Full blood count | 538 |
Blood culture | 498 |
C‐reactive protein | 438 |
Secretions, viral immunofluorescence | 172 |
Secretions, bacterial culture | 131 |
ASOT | 97 |
Mycoplasma IgM | 94 |
ESR | 49 |
BAL, viral immunofluorescence | 7 |
BAL, bacterial culture | 9 |
PCP, immunofluorescence | 7 |
No investigation | 121 |