The study was carried out in the year 2000 at Bac Ninh Hospital. Natural risk factors of the hospital environments were P. aeruginosa 35.6%, hand washing water for surgeons, surgical thread, rubber instruments were not sterilized properly. High humidity (85%) of operating room, low standard water, medical garbage of 1.1 kg/bed daily with 21.7% nocious waste were the causes of nosocomial infection
Surgery ; Bacterial Infections ; Risk

The study was conducted in the Department of Injury Surgery, Common Surgery, Anaesthesia-Resuscitation at Bac Ninh Hospital, in the year 2000. According to the sterility of the surgery, surgical sterility class 1 – 28.6%, class 2 – 17.7%, class 3 – 34.6%, class 4 – 19%. Mean duration of a surgical case was 65.53 with a sore of infection risk of the wound 1.44 (according to CDC score; in the department of injury surgery the score was 24.4, common surgery 31.5%, obstetrics 7%. Pseudomonas aeruginosa infection accounted for 35.6%
Surgery ; Bacterial Infections ; Risk ; ; epidemiology