From: Considerations in the use of different spirometers in epidemiological studies
FEV1 (L) | FVC (L) | ||||
---|---|---|---|---|---|
N | Mean diff. | 95% CI | Mean diff. | 95% CI | |
Masterscreen –EasyOne1 | |||||
Overall | 49 | 0.24 | (0.19;0.26) | 0.37 | (0.33; 0.41) |
≤ 30 years | 32 | 0.23 | (0.18; 0.27) | 0.37 | (0.31; 0.42) |
> 30 years | 17 | 0.23 | (0.17; 0.29) | 0.38 | (0.33; 0.44) |
Males | 15 | 0.26 | (0.18; 0.35) | 0.42 | (0.31; 0.53) |
Females | 34 | 0.21 | (0.18; 0.24) | 0.35 | (0.31; 0.39) |
EasyOne1 –EasyOne2 | |||||
Overall | 49 | 0.03 | (0.01;0.06) | 0.04 | (0.01; 0.06) |
≤ 30 years | 23 | 0.03 | (−0.00; 0.08) | 0.04 | (0.00; 0.08) |
> 30 years | 26 | 0.03 | (0.00; 0.06) | 0.03 | (−0.00; 0.07) |
Males | 17 | 0.06 | (0.00; 0.11) | 0.06 | (0.01; 0.12) |
Females | 32 | 0.02 | (0.00; 0.05) | 0.02 | (− 0.00;0.05) |