KNOWN ISSUES
Please be sure to check the
known issues
before using this variable in analysis.
Name
fev1
Label
FEV 1 (SHHS1)
Description
Forced Expiratory Volume in One Second
Units
liters
Type
numeric
Tags
SHHS Visit Number vs FEV 1 (SHHS1)
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Visit 1 | 5,569 | 2.7 | ± 2.3 | 2.6 | 0.4 | 165.0 | 235 | 5,804 |
Interim Follow-up Visit | - | - | - | - | - | - | - | - |
Visit 2 | - | - | - | - | - | - | 4,080 | 4,080 |
CVD Outcomes | - | - | - | - | - | - | - | - |
Age at SHHS1 vs FEV 1 (SHHS1)
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,569 | 2.7 | ± 2.3 | 2.6 | 0.4 | 165.0 | 235 | 5,804 |
35-44 years | 307 | 3.2 | ± 0.8 | 3.2 | 1.4 | 5.6 | 35 | 342 |
45-54 years | 944 | 3.3 | ± 5.3 | 3.0 | 1.1 | 165.0 | 73 | 1,017 |
55-64 years | 1,710 | 2.9 | ± 0.7 | 2.8 | 0.9 | 5.5 | 59 | 1,769 |
65-74 years | 1,564 | 2.5 | ± 0.7 | 2.4 | 0.4 | 4.9 | 53 | 1,617 |
75-84 years | 940 | 2.0 | ± 0.6 | 2.0 | 0.4 | 3.8 | 15 | 955 |
85 years or older | 104 | 1.8 | ± 0.6 | 1.6 | 0.7 | 3.8 | - | 104 |
Age at SHHS1 vs FEV 1 (SHHS1)
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | - | - | - | - | - | - | 4,080 | 4,080 |
35-44 years | - | - | - | - | - | - | 184 | 184 |
45-54 years | - | - | - | - | - | - | 707 | 707 |
55-64 years | - | - | - | - | - | - | 1,321 | 1,321 |
65-74 years | - | - | - | - | - | - | 1,200 | 1,200 |
75-84 years | - | - | - | - | - | - | 624 | 624 |
85 years or older | - | - | - | - | - | - | 44 | 44 |
Gender vs FEV 1 (SHHS1)
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,569 | 2.7 | ± 2.3 | 2.6 | 0.4 | 165.0 | 235 | 5,804 |
Male | 2,662 | 3.1 | ± 0.8 | 3.2 | 0.5 | 5.7 | 103 | 2,765 |
Female | 2,907 | 2.3 | ± 3.1 | 2.3 | 0.4 | 165.0 | 132 | 3,039 |
Gender vs FEV 1 (SHHS1)
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | - | - | - | - | - | - | 4,080 | 4,080 |
Male | - | - | - | - | - | - | 1,861 | 1,861 |
Female | - | - | - | - | - | - | 2,219 | 2,219 |
Race vs FEV 1 (SHHS1)
Visit 1
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | 5,569 | 2.7 | ± 2.3 | 2.6 | 0.4 | 165.0 | 235 | 5,804 |
White | 4,788 | 2.7 | ± 0.8 | 2.7 | 0.4 | 5.7 | 119 | 4,907 |
Black | 462 | 2.2 | ± 0.7 | 2.1 | 0.6 | 4.5 | 53 | 515 |
Other | 319 | 3.2 | ± 9.1 | 2.6 | 0.7 | 165.0 | 63 | 382 |
Race vs FEV 1 (SHHS1)
Visit 2
N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
---|---|---|---|---|---|---|---|---|
Total | - | - | - | - | - | - | 4,080 | 4,080 |
White | - | - | - | - | - | - | 3,587 | 3,587 |
Black | - | - | - | - | - | - | 256 | 256 |
Other | - | - | - | - | - | - | 237 | 237 |