Document Classification

Section Type: RESULTS

Text: Among patients intubated for 24 hours or longer, rates of microbiologically confirmed VAP were 4. 8 % (37/766 patients ; 95 % confidence interval [CI], 3. 4 % -6. 6 %) in the group receiving the silver-coated tube and 7. 5 % (56/743 ; 95 % CI, 5. 7 % -9. 7 %) (P =. 03) in the group receiving the uncoated tube (all intubated patients, 3. 8 % [37/968 ; 95 % CI, 2. 7 % -5. 2 %] and 5. 8 % [56/964 ; 95 % CI, 4. 4 % -7. 5 %] [P =. 04]), with a relative risk reduction of 35. 9 % (95 % CI, 3. 6 % -69. 0 % ; all intubated patients, 34. 2 % [95 % CI, 1. 2 % -67. 9 %]).