|
Variables
|
Categories
|
Wheezing
|
|---|
| | |
Crude model
|
Adjusted model
|
|---|
| | |
PR
|
95 % CI
|
p value
|
PR
|
95 % CI
|
p value
|
|---|
|
Group
|
Exposed vs Non-exposed
|
1.18
|
0.89
|
1.55
|
0.24
|
1.03
|
0.78
|
1.37
|
0.81
|
|
Endotoxin levels
|
Low vs High
|
1.44
|
1.09
|
1.90
|
<0.01
|
1.49
|
1.14
|
1.96
|
<0.01
|
|
Institutions
|
UNICAMP vs USP
|
0.97
|
0.74
|
1.28
|
0.85
|
0.89
|
0.68
|
1.16
|
0.38
|
|
Atopy
|
Yes vs No
|
3.38
|
2.46
|
4.65
|
<0.01
|
3.20
|
2.33
|
4.39
|
<0.01
|
|
Smoking
|
Yes vs No
|
0.87
|
0.59
|
1.29
|
0.49
|
0.94
|
0.65
|
1.37
|
0.74
|
|
Sex
|
Male vs Female
|
1.06
|
0.80
|
1.39
|
0.70
|
1.10
|
0.84
|
1.44
|
0.49
|
|
Past exposure to laboratory animals
|
Yes vs No
|
1.32
|
1.00
|
1.73
|
0.05
|
1.21
|
0.93
|
1.57
|
1.15
|
|
Pet owning history
|
Yes vs No
|
1.39
|
1.02
|
1.88
|
0.04
|
1.38
|
1.03
|
1.85
|
0.03
|
|
Age
|
Continuous
|
0.97
|
0.96
|
0.99
|
<0.01
|
0.98
|
0.96
|
0.99
|
0.03
|
|
Worker functions
|
Technicians/secretaries vs researchers
|
1.34
|
0.73
|
2.46
|
0.35
|
1.08
|
0.60
|
1.94
|
0.80
|
|
Students vs researchers
|
1.66
|
0.91
|
3.01
|
0.10
|
0.93
|
0.52
|
1.69
|
0.82
|
-
PR prevalence ratio, CI confidence interval, UNICAMP State University of Campinas, USP University of São Paulo, Low endotoxin concentration: ≤ 20.4 EU/mg of dust, High endotoxin concentration: > 20.4 EU/mg of dust
