|
Relationships between plasma retinol concentrations and lung function levels and annual rate of change* |
|||||
| Quartiles |
FEV1 |
95%CI |
FVC |
95%CI |
|
|
|
|||||
| Level at entry into program (ml) |
Q1 |
0 |
0 |
||
| Q2 |
5.5 |
-15.5,26.6 |
-8.9 |
-35.8,17.9 |
|
| Q3 |
4.4 |
-19.8,28.7 |
6.6 |
-24.4,37.6 |
|
| Q4 |
2.6 |
-25.5,30.9 |
-16.8 |
-52.7,19.1 |
|
|
|
|||||
| Annual change (ml/year) |
Q1 |
0 |
0 |
0 |
|
| Q2 |
4.1 |
-1.8,10.1 |
10.3 |
2.7,17.9 |
|
| Q3 |
7.1 |
1.0,13.4 |
11.1 |
3.2,19.1 |
|
| Q4 |
11.3 |
4.8,17.7 |
18.6 |
2.7,10.3 |
|
|
*Adjusted for age, sex, height, asbestos exposure and smoking history Quartile 1: Retinol concentrations lower than 2.5 μmol/L; Quartile 2: concentrations more than 2.5 and less than 3.0 μmol/L; quartile 3: concentrations more than 3.0 and less than 3.5; and quartile 4: concentrations equal or greater than 3.5 μmol/L. | |||||
Alfonso et al. Nutrition Journal 2005 4:16 doi:10.1186/1475-2891-4-16 |
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