Table 3 Associations between number of vertebral fracture and lung function
Pulmonary function (mean (SD) or (SE)) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Men | Women | |||||||||||
Number of vertebral fractures | Number of vertebral fractures | |||||||||||
0 (n=771) | 1 (n=83) | 2 (n=26) | 3 (n=9) | 4-6 (n=3) | P trend | 0 (n=1079) | 1 (n=103) | 2 (n=37) | 3 (n=11) | 4-6 (n=10) | P trend | |
FVC% predicteda | 98.2 (15.3) | 97.9 (17.9) | 99.5 (17.1) | 90.0 (15.2) | 80.1 (10.3) | 0.047 | 101.2 (15.8) | 102.6 (18.3) | 101.7 (17.4) | 107.6 (16.1) | 94.1 (21.1) | 0.137 |
FEV1% predicteda | 88.9 (16.9) | 87.2 (20.2) | 84.3 (24.9) | 79.6 (22.7) | 70.8 (12.3) | 0.007 | 93.0 (17.4) | 94.2 (20.5) | 93.1 (20.5) | 94.2 (24.0) | 83.9 (23.3) | 0.437 |
FEV1/FVC% predicteda | 90.6 (10.8) | 88.8 (10.9) | 83.2 (17.7) | 87.2 (16.4) | 87.8 (4.3) | 0.002 | 92.0 (9.1) | 91.2 (10.4) | 91.1 (9.3) | 86.0 (13.7) | 88.0 (10.5) | 0.021 |
Adjustedb values | (n=665) | (n=74) | (n=22) | (n=7) | (n=2) | (n=800) | (n=65) | (n=26) | (n=5) | (n=8) | ||
FVC (liter (SE)) | 4.22 (0.024) | 4.22 (0.073) | 4.29 (0.133) | 4.18 (0.237) | 4.10 (0.442) | 0.982 | 2.99 (0.015) | 3.09 (0.053) | 2.90 (0.084) | 2.89 (0.192) | 2.75 (0.154) | 0.321 |
FEV1 (liter (SE)) | 3.08 (0.021) | 3.07 (0.063) | 2.94 (0.116) | 3.24 (0.206) | 3.12 (0.384) | 0.747 | 2.21 (0.013) | 2.32 (0.046) | 2.15 (0.073) | 2.04 (0.166) | 2.08 (0.134) | 0.476 |
FEV1/FVC (SE) | 0.73 (0.003) | 0.73 (0.009) | 0.67 (0.016) | 0.79 (0.028) | 0.76 (0.053) | 0.502 | 0.74 (0.002) | 0.75 (0.008) | 0.74 (0.013) | 0.69 (0.029) | 0.76 (0.023) | 0.874 |