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Comparison of mean PCT values after 24 hours and 96 hours
| N | PCT | Paired comparison | |||
|---|---|---|---|---|---|
| After 24 hrs. | After 96 hrs. | t | p | ||
| Mean | Mean | ||||
| Bacterial infection | 60 | 4.56 | 1.12 | 6.890 | p<0.001 |
| Viral infection | 36 | 0.34 | 0.26 | 1.561 | 0.127 |
| Etiology not established | 54 | 0.94 | 0.21 | 2.551 | 0.014 |
