11% havde en APACHE II- score på > 10, 9, 5% havde postoperative infektioner, 27% havde en enkelt eller flere intraabdominale abscesser, og 4% havde samtidig bakteriæmi ved baseline.
Eleven percent had an APACHE II score of > 10, 9.5% had post-operative infections, 27% had single or multiple intra-abdominal abscesses and 4% had concurrent bacteraemia at baseline.