Table 1 Pediatric diagnostic criteria for SIRS (excerpted from [455])
|  | Tachycardia (bpm) | Bradycardia (bpm) | Respiratory rate (breaths/min) | WBC count (×1000/μl) | Systolic blood pressure (mmHg) |
|---|---|---|---|---|---|
0 days–1 week | > 180 | < 100 | > 50 | > 34 | < 59 |
1 week–1 month | > 180 | < 100 | > 40 | > 19.5 or <5 | < 79 |
1 month–1 year | > 180 | < 90 | > 34 | > 17.5 or < 5 | < 75 |
2–5 years | > 140 | – | > 22 | > 15.5 or < 6 | < 74 |
6–12 years | > 130 | – | > 18 | > 13.5 or < 4.5 | < 83 |
13–17 years | > 110 | – | > 14 | > 11 or < 4.5 | < 90 |