Name
fev1
Label
Spirometry: forced expiratory volume (FEV), 1st second
Type
numeric
Visit vs Spirometry: forced expiratory volume (FEV), 1st second
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Visit 5 | 702 | 2.8 | ± 0.9 | 2.7 | 0.4 | 6.1 | 33 | 735 |
Age at time of visit vs Spirometry: forced expiratory volume (FEV), 1st second
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 632 | 2.8 | ± 0.9 | 2.7 | 0.4 | 6.1 | 26 | 658 |
5-14 yrs old | 61 | 2.3 | ± 0.7 | 2.1 | 1.0 | 4.9 | 3 | 64 |
15-24 yrs old | 110 | 3.5 | ± 0.8 | 3.4 | 1.7 | 6.1 | 2 | 112 |
25-34 yrs old | 59 | 3.4 | ± 0.9 | 3.4 | 1.6 | 5.9 | 3 | 62 |
35-44 years | 93 | 3.0 | ± 0.9 | 2.8 | 1.4 | 5.1 | 5 | 98 |
45-54 years | 138 | 2.6 | ± 0.8 | 2.6 | 1.1 | 4.7 | 10 | 148 |
55-64 years | 83 | 2.4 | ± 0.7 | 2.4 | 1.2 | 4.4 | 1 | 84 |
65-74 years | 55 | 2.1 | ± 0.8 | 2.0 | 0.8 | 4.3 | 2 | 57 |
75-84 years | 31 | 1.8 | ± 0.7 | 1.7 | 0.4 | 3.2 | - | 31 |
85 years or older | 2 | 2.1 | ± 0.1 | 2.1 | 2.0 | 2.2 | - | 2 |
Sex vs Spirometry: forced expiratory volume (FEV), 1st second
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 702 | 2.8 | ± 0.9 | 2.7 | 0.4 | 6.1 | 33 | 735 |
Female | 390 | 2.5 | ± 0.7 | 2.5 | 0.4 | 4.6 | 16 | 406 |
Male | 312 | 3.2 | ± 1.0 | 3.1 | 0.7 | 6.1 | 17 | 329 |
Race vs Spirometry: forced expiratory volume (FEV), 1st second
Visit 5
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 702 | 2.8 | ± 0.9 | 2.7 | 0.4 | 6.1 | 33 | 735 |
White | 294 | 3.1 | ± 1.0 | 3.1 | 0.4 | 6.1 | 10 | 304 |
Black | 386 | 2.5 | ± 0.8 | 2.5 | 0.8 | 4.9 | 23 | 409 |
Other | 22 | 3.0 | ± 1.0 | 3.0 | 1.5 | 5.4 | - | 22 |