| |
S. pneumoniae positive
|
S. pneumoniae negative
|
OR (CI)
|
|---|
| |
n = 49
|
n = 275
| |
|
Receipt of antibioticsa
|
7/37 (19%)
|
82/240 (34%)
|
0.4 (0.2-1.1)
|
|
"Bay" resident (> 4 trainees per room)
|
35 (71%)
|
191 (69%)
|
1.1 (0.6-2.2)
|
|
Current smoker
|
30 (61%)
|
142 (52%)
|
1.5 (0.8-2.8)
|
|
Floor of barracks
| | | |
|
Floor 1
|
7/42 (17%)
|
64/233 (28%)
|
0.6 (0.2-1.6)
|
|
Floor 2
|
20/42 (47%)
|
87/233 (37%)
|
1.3 (0.6-2.6)
|
|
Floor 3
|
15/42 (36%)
|
82/233 (35%)
|
1 (Ref)b
|
|
One or more symptomsc
|
35 (71%)
|
229 (83%)
|
0.5 (0.3-1.0)
|
| |
C. pneumoniae
positive
|
C. pneumoniae
negative
d
|
OR (CI)
|
| |
n = 37
|
n = 48
| |
|
Receipt of antibioticsa
|
25 (69%)
|
34 (71%)
|
0.9 (0.3-2.3)
|
|
"Bay" resident (> 4 trainees per room)
|
30 (81%)
|
31 (65%)
|
2.4 (0.9-6.5)
|
|
Current smoker
|
18 (49%)
|
16 (33%)
|
1.9 (0.8-4.6)
|
|
Floor of barracks
| | | |
|
Floor 1
|
2/34 (6%)
|
9/45 (20%)
|
0.2 (0-1.0)
|
|
Floor 2
|
11/34 (32%)
|
15/45 (33%)
|
0.6 (0.2-1.7)
|
|
Floor 3
|
21/34 (62%)
|
18/45 (40%)
|
1 (Ref)b
|
-
aTrainee reported taking antibiotics during February 1-19, 2009
-
bTrainees living on the 3rd floor of the barracks were used as the reference group for comparison with trainees living on the first and second floors of the barracks
-
cOf the following symptoms: fever, chills, cough with or without sputum, difficulty breathing, wheezing, runny nose, sore throat or ear pain
-
d Two Alpha Company trainees with respiratory specimens that were negative for C. pneumoniae were not included in univariate analysis including one trainee who had a sample that could not be linked back to the survey data and one trainee who gave a respiratory specimen but did not complete a survey
