Table 3.
Description of distribution of low lung function accross the countries
| Abbreviation | POL | HUN | SLO | CZE | NL | GER | A | US | All |
|---|---|---|---|---|---|---|---|---|---|
| Low FEV1 a (N) | 42 | 66 | 50 | 30 | 102 | 103 | 152 | 802 | 1,347 |
| % of study sample | 6.8 | 5.3 | 5.2 | 3.7 | 6.3 | 6.5 | 6.4 | 7.0 | 6.5 |
| Low FEV1 in high parental education (%) | 11.0 | 5.9 | 6.0 | 2.9 | 5.0 | 4.6 | 4.9 | 6.7 | 6.3 |
| Low FEV in low parental education (%) | 5.8 | 5.1 | 4.6 | 4.0 | 7.3 | 6.8 | 7.3 | 7.8 | 6.8 |
| Low FVC a (N) | 38 | 77 | 46 | 29 | 101 | 150 | 140 | 681 | 1,262 |
| % of study sample | 6.4 | 6.4 | 4.7 | 3.6 | 6.2 | 8.6 | 5.9 | 6.0 | 6.1 |
| Low FVC in high parental education (%) | 7.2 | 6.3 | 5.0 | 4.4 | 4.7 | 4.8 | 5.0 | 5.4 | 5.3 |
| Low FVC in low parental education (%) | 6.2 | 6.4 | 4.6 | 3.3 | 7.4 | 9.3 | 6.4 | 7.2 | 6.9 |
| Low PEF a (N) | 20 | 28 | 59 | 32 | 75 | 74 | 127 | 669 | 1,084 |
| % of study sample | 3.4 | 2.3 | 6.1 | 4.0 | 4.6 | 4.3 | 4.0 | 5.9 | 5.2 |
| Low PEF in high parental education (%) | 1.7 | 2.7 | 6.5 | 2.9 | 4.4 | 1.7 | 3.8 | 4.8 | 4.6 |
| Low PEF in low parental education (%) | 3.8 | 2.2 | 5.8 | 4.3 | 4.8 | 4.7 | 6.3 | 8.1 | 5.9 |
| Low MMEF a (N) | 60 | 104 | 92 | 81 | 166 | – | 276 | 1,240 | 2,019 |
| % of study sample | 10.1 | 8.6 | 9.5 | 10.0 | 10.2 | – | 11.6 | 10.9 | 10.6 |
| Low MMEF in high parental education (%) | 11.7 | 6.0 | 9.0 | 9.3 | 8.8 | – | 10.4 | 10.4 | 10.1 |
| Low MMEF in low parental education (%) | 9.8 | 9.6 | 9.8 | 10.3 | 11.3 | – | 12.3 | 11.9 | 11.3 |
aLow lung function is measured lung function less than 85% (FVC, FEV1) or 75% (PEF, MMEF) of predicted lung function based upon age, sex, height and weight