Skip to main content

Table 3 Means of corrected lung function measurements from PIAMA lung function data

From: Considerations in the use of different spirometers in epidemiological studies

  Uncorrected Mean (95% CI) Corrected Mean (95% CI)
Overall FEV1 (L) 3.81 (3.75; 3.86) 3.94 (3.89; 4.00)
FEV1_EasyOne1 (L) 3.65 (3.58; 3.72) 3.88 (3.81; 3.95)
FEV1_Masterscreen (L) 4.03 (3.95; 4.11) 4.03 (3.95; 4.11)
Mean difference (L) −0.37 (− 0.47; − 0.26) −0.13 (− 0.24; − 0.03)
Overall FVC (L) 4.48 (4.42; 4.55) 4.70 (4.64; 4.77)
FVC_EasyOne1 (L) 4.30 (4.21; 4.38) 4.67 (4.59;4.76)
FVC_Masterscreen (L) 4.74 (4.64; 4.84) 4.74 (4.64; 4.84)
Mean difference (L) −0.44 (− 0.56; − 0.31) −0.07 (− 0.19; 0.07)