Age (n) | e-Code (mean)* | FVC** | FEV1** | PEF ** | EV ** | 25 ml/s ** | 6 sec. ** |
20-29 (338) | 1.3 | 6.5 | 5.3 | 9.7 | 1.8 | 60.5 | 45.5 |
30-39 (338) | 1.1 | 6.2 | 4.4. | 15.1 | 1.8 | 54.4 | 25.1 |
40-49 (371) | 1 | 6.4 | 3.7 | 14.3 | 1.8 | 57.2 | 16.1 |
50-59 (494) | 1 | 8.8. | 3.5 | 12.9 | 1.4 | 61.6 | 8.4 |
60-69 (539) | 1 | 9.9 | 4.1 | 15. | 2.1 | 57.8 | 7.6 |
70-79 (398) | 0.9 | 9.4 | 2.9 | 17.7 | 2.8 | 55.4 | 6.1 |
80-91 (120) | 1.1 | 8.1 | 3.8 | 37.4 | 3.1 | 54.5 | 7 |
Totaal (2598) | 1.1 | 7.9 | 3.9 | 17.4 | 2.1 | 57.3 | 16.6 |
*e-code = sum of the 6 errors which consists of 6 sub scores (either 0 or 1) **Percentage (%) of subjects not meeting the quality criterion