Læknablaðið - 15.01.1996, Blaðsíða 66

50
LÆKNABLAÐIÐ 1996; 82
Table IV. Relation of several clinical variables to infection.
Infected patients (n-78) Uninfected patients (n=122)
n (%) n (%) P
Gender
Males 46 (59) 75 (61) NS
Females 32 (41) 47 (39)
Age
?i- 60 years 42 (54) 52 (43) NS
< 60 years 36 (46) 70 (57)
Surgical operation
Yes 45 (58) 85 (70) NS
No 33 (42) 37 (30)
Urinary catheter
Yes 73 (94) 113 (93) NS
No 5 (6) 9 (7)
Intubation
Yes 56 (72) 48 (39) < 0.001
No 22 (28) 74 (61)
Central enous catheter
Yes 38 (49) 31 (25) 0.001
No 40 (51) 91 (75)
H2-blocker
Yes 24 (31) 13 (11) 0.01
No 54 (69) 109 (89)
Steroids
Yes 27 (35) 33 (35) NS
No 51 (65) 89 (65)
Prophylactic antibiotics
Yes 31 (40) 50 (41) NS
No 47 (60) 72 (59)
Major diseases on admission1' Cardiac diseases
Yes 15 (19) 8 (7) 0.01
No 63 (81) 114 (93)
Respiratory diseases
Yes 7 0) 3 (2) 0.05
No 71 (91) 119 (98)
Other illnesses
Yes 9 (12) 17 (14) NS
No 69 (88) 105 (86)
Abdominal operations
Yes 15 (19) 15 (12) NS
No 63 (81) 107 (88)
Neurosurgery
Yes 20 (26) 32 (26) NS
No 58 (74) 90 (74)
Other operations
Yes 9 (12) 35 (29) 0.01
No 69 (88) 87 (29)
Trauma
Yes 12 (15) 35 (29) 0.05
No 66 (85) 87 (71)
Died in ICU
Yes 10 (13) 9 (7) NS
No 68 (87) 113 (93)
Died in hospital
Yes 15 (19) 11 (9) 0.05
No 63 (81) 111 (91)
” Several patients had more than one condition on admission.