Table 1 Child-oriented adapted WSACS consensus definitions
Condition | Definition |
|---|---|
IAP | Pressure within the abdominal cavity (in millimeters mercury; measured at end expiration) |
Normal IAP | 7 ± 3 mmHg in critically ill children |
APP | APP = MAP - IAP |
IAH | Sustained or repeated pathological elevation in IAP ≥ 10 mmHg |
Grade I | IAP 10 to 12 mmHg |
   Grade II | IAP 13 to 15 mmHg |
   Grade III | IAP 16 to 18 mmHg |
   Grade IV | IAP greater than 18 mmHg |
ACS | Sustained IAP ≥ 10 mmHg associated with new organ dysfunction/failure |
   Primary ACS | Condition associated with injury or disease in the abdominopelvic region |
   Secondary ACS | Condition that does not originate from the abdominopelvic region |
   Recurrent ACS | Condition in which ACS redevelops after previous surgical or medical treatment of primary or secondary ACS |