| Non-critical | Critical | Significance |
---|---|---|---|
Rectal examination | 72.7 % (454/624) | 83.9 % (162/193) | P ≤ 0.002 |
Nasogastric intubation | 34.0 % (207/608) | 47.9 % (91/190) | P ≤ 0.001 |
Blood sample | 16.3Â % (99/606) | 22.8Â % (43/189) | PÂ <Â 0.05 |
Abdominal paracentesis | 5.7Â % (34/597) | 15.2Â % (29/191) | PÂ <Â 0.0001 |