[Cost analysis in nosocomial infections. A 1-year study in the Surgical Department of Riesa District Hospital].

A one-year investigation of 1.007 postoperative patients gave a nosocomial infection rate of 16.7 per cent, with wound infections accounting for 12.8 per cent and being on top of the list. Operations were subdivided by five groups (A-E), according to contamination of the surgical wound. Nosocomial infections were found to extend postoperative hospitalisation by 11 days and postoperative absenteeism from work by 20 days on average. The increased expenditures per patient by 6.350.- Marks on average, broken down by 1.950.- Marks for additional treatment and 4.400.- Marks for social services.