Table 2 The associations between SA (g/dL) and FVC%pred, FEV1%pred, FEF25–75%pred, FEV1/FVC%pred
Exposure | Model 1 [β (95% CI)] | Model 2 [β (95% CI)] | Model 3 [β (95% CI)] |
|---|---|---|---|
Y = FVC%pred | |||
Albumin (g/dL) | 2.81(1.19, 4.42) | -1.38(-2.93, 0.17) | 2.69(0.87, 4.50) |
Albumin (g/dL) Tertile | |||
Low | reference | reference | reference |
Middle | 0.50(-0.80, 1.80) | -0.95(-2.12, 0.22) | 0.95(-0.20, 2.11) |
High | 1.80(0.47, 3.12) | -1.44(-2.69, -0.19) | 1.39(0.01, 2.76) |
P for trend | 0.0080 | 0.0243 | 0.0482 |
Y = FEV1%pred | |||
Albumin | 6.89(5.28, 8.50) | 2.93(1.38, 4.49) | 5.80(3.91, 7.69) |
Albumin (g/dL) Tertile | |||
Low | reference | reference | reference |
Middle | 1.75(0.45, 3.05) | 0.15(-1.03, 1.33) | 1.14(-0.08, 2.35) |
High | 4.39(3.07, 5.72) | 1.20(-0.06, 2.46) | 2.56(1.12, 4.00) |
P for trend | < 0.0001 | 0.0621 | 0.0005 |
Y = FEF25–75%pred | |||
Albumin (g/dL) | 11.52(8.69, 14.35) | 8.77(5.80,11.74) | 10.99(7.31, 14.66) |
Albumin (g/dL) Tertile | |||
Low | reference | reference | reference |
Middle | 2.96(0.68, 5.24) | 1.69(-0.57, 3.94) | 1.71(-0.65, 4.08) |
High | 7.15(4.82, 9.48) | 4.71(2.30, 7.12) | 4.53(1.72, 7.34) |
P for trend | < 0.0001 | 0.0001 | 0.0016 |
Y = FEV1/FVC%pred | |||
Albumin (g/dL) | 3.98(3.13,4.83) | 4.07(3.15,4.99) | 2.98(1.87,4.08) |
Albumin (g/dL) Tertile | |||
Low | reference | reference | reference |
Middle | 1.27(0.58, 1.96) | 1.09(0.39, 1.79) | 0.25(-0.47, 0.96) |
High | 2.57(1.86, 3.27) | 2.51(1.77,3.26) | 1.16(0.31, 2.00) |
P for trend | < 0.0001 | < 0.0001 | 0.0076 |