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Læknablaðið - 15.01.1996, Page 82

Læknablaðið - 15.01.1996, Page 82
62 LÆKNABLAÐIÐ 1996; 82 Table I. Number ofinfected and uninfected patients in the Intensive Care Unit, according to sex, age and admitting ward. Infected n (%) Uninfected n (%) P Sex Males (n=90) 33 (37) 57 (63) (n.s., 0,18) Femaies (n=60) 15 (25) 45 (75) Age < 65 years (n=68) 18 (26) 50 (74) (n.s., 0.25) 3= 65 years (n=82) 30 (46) 52 (63) Department Surgery (n=96) 37 (39) 59 (61) (n.s., 0,06) Internal Medicine (n=34) 9 (26) 25 (74) Paediatrics (n=11) 2 (18) 9 (82) Other departments (n=9) 0 (0) 9 (100) Table II. Pathogens isolated and the main infection foci in 48 lntensive Care Unit's patients. Pathogens All infections Lower resp. tract” Blood Urinary tract Wounds S. aureus 2 1 S. epidermidis 7 3 1 2 Ertterococcus spp. 12 4 5 2 S. pneumortiae 2 2 H. infiuenzae 4 4 Enterobacteriaceae 31 112> 4 11 4 P. aeruginosa 7 4 1 2 X. maltophilia 2 2 Anaerobes 4 1 Candida spp. 12 3 9 Unknown 4 2 Total 87 25 15 27 11 ” 16 with pneumonia and 7 wilh tracheitis. 2) All the 7 cases of tracheitis were caused by Enterobacteriaceae. lungnabólgu. Barkabólga var greind á sama hátt ef lungnamynd þótti ekki samræmanleg lungnabólgu, þó var alltaf krafist jákvæðra ræktana. Þvagfærasýking var greind ef fjöldi baktería var yfir 100.000/ml þvags eða fjöldi sveppa meiri en 10.000/ml þvags. Við greiningu blóðsýkingar var krafist tveggja jákvæðra rækt- ana en ein jákvæð ræktun nægði, ef önnur sýk- ing af sömu bakteríu var þegar greind. Sýking á miðbláæðalegg var greind ef fleiri en 15 bakte- ríuþyrpingar ræktuðust á skál. Sársýkingar voru greindar ef fyrir lá graftarkennd útferð frá sári og sýkingarvaldandi bakteríur ræktuðust. Kviðarholssýking var greind á sama hátt frá sýnum sem tekin voru við aðgerð, frá kviðar- holi eða ígerðum, eða frá kera í einu tilviki. Aðrar sýkingar voru greindar svo sem hefðir hafa skapast um. Spítalasýking á gjörgæsludeild (ICU acquir- ed infection) var skilgreind sem sýking, sem Table III. lntensive Care Unit acquired infections in 48 admis- sions. Infection n (%) Urinary tract infection 27 (31) Pneumonia 18 (21) Septicaemia'1 15 (17) Wound infection 8 (9) Tracheitis 7 (8) Deep wound infection 3 (3) Sternal osteomyelitis 2 (2) Pericarditis 1 (1) Cholecystitis 3 (3) Gastrointestinal tract infection2’ 2 (2) Sinusitis 1 (1) Total 87 11 Three secondary septicaemias were excluded, one associated with pneumonia, and two with wound infections. 21 Positive toxin test for C. difficile, in addition to appropriate clinical symptoms. Colonoscopy was not performed.
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