Table 10. Additional multiple linear regression analysis to evaluate confusion between the relationship of absolute values of forced vital capacity (FVC) (L) and forced expiratory volume in 1 second, FEV1 (L) with scoring of radiographic abnormalities.
Absolute values
|
||
---|---|---|
FVC (L) | FEV1 (L) | |
Parameter estimates (95% CI) | Parameter estimates (95% CI) | |
SRAa | -0.071 (-0.098 to -0.044) | -0.073 (-0.096 to -0.049) |
SRAb | -0.071(-0.098 to -0.043) | -0.072 (-0.097 to -0.048) |
Percent change for age* | 0 | -1.37 |
SRAc | -0.074 (-0.101 to -0.046) | -0.075 (-0.099 to -0.051) |
Percent change for height* | 4.22 | 2.74 |
SRAd | -0.075 (-0.101 to -0.048) | -0.075 (-0.098 to 0.052) |
Percent change for smoking status (former vs. never) | 5.63 | 2.74 |
SRAe | -0.071 (-0.098 to -0.045) | -0.073 (-0.096 to - 0.050) |
Percent change for pack-years of smoking* | 0 | 0 |
CI; Confidence Interval, SRA Scoring of radiographic abnormalities, * Percent change >10% means confusion.
Adjusted for age, gender, height, smoking status (former vs. never), pack-years of smoking, MRC dyspnea scale and oxygen pulse saturation.
Adjusted for gender, height, smoking status (former vs. never), pack-years of smoking, MRC dyspnea scale and oxygen pulse saturation.
Adjusted for age, gender, smoking status (former vs. never), pack-years of smoking, MRC dyspnea scale and oxygen pulse saturation.
Adjusted for age, gender, height, pack-years of smoking, MRC dyspnea scale and oxygen pulse saturation.
Adjusted for age, gender, height, smoking status (former vs. never), MRC dyspnea scale and oxigen pulse saturation.