Name

hwneck

Label

Average neck circumference

Units
centimeters
Type
numeric
Visit vs Average neck circumference
N Mean StdDev Median Min Max Unknown Total
Visit 1 2,911 39.2 ± 4.4 39.0 0.0 52.0 - 2,911
Visit 2 1,026 38.8 ± 3.0 39.0 0.0 49.0 1,885 2,911
Age at Sleep Visit 1 vs Average neck circumference
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 39.2 ± 4.4 39.0 0.0 52.0 - 2,911
67.0 to 72.0 years 728 39.7 ± 4.4 40.0 0.0 49.0 - 728
72.0 to 76.0 years 728 39.7 ± 4.1 40.0 0.0 49.0 - 728
76.0 to 80.0 years 728 38.9 ± 4.7 39.0 0.0 52.0 - 728
80.0 to 90.0 years 727 38.4 ± 4.4 39.0 0.0 51.0 - 727
Gender vs Average neck circumference
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 39.2 ± 4.4 39.0 0.0 52.0 - 2,911
Female - - - - - - - -
Male 2,911 39.2 ± 4.4 39.0 0.0 52.0 - 2,911
Gender vs Average neck circumference
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 38.8 ± 3.0 39.0 0.0 49.0 1,885 2,911
Female - - - - - - - -
Male 1,026 38.8 ± 3.0 39.0 0.0 49.0 1,885 2,911
Race Category vs Average neck circumference
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 2,911 39.2 ± 4.4 39.0 0.0 52.0 - 2,911
White 2,651 39.2 ± 4.5 39.0 0.0 52.0 - 2,651
African American 99 39.7 ± 3.1 39.0 34.0 49.0 - 99
Asian 85 37.5 ± 2.7 37.0 33.0 48.0 - 85
Native Hawaiian or Other Pacific Islander 3 40.0 ± 2.6 41.0 37.0 42.0 - 3
American Indian or Alaskan Native 1 43.0 - 43.0 43.0 43.0 - 1
Multiracial 30 40.0 ± 3.5 40.0 34.0 49.0 - 30
Unknown 42 39.0 ± 3.5 38.0 33.0 51.0 - 42
Race Category vs Average neck circumference
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 1,026 38.8 ± 3.0 39.0 0.0 49.0 1,885 2,911
White 896 38.9 ± 2.7 39.0 31.0 48.0 1,755 2,651
African American 41 37.4 ± 6.5 38.0 0.0 43.0 58 99
Asian 49 37.4 ± 2.1 37.0 33.0 42.0 36 85
Native Hawaiian or Other Pacific Islander 3 38.3 ± 3.8 40.0 34.0 41.0 - 3
American Indian or Alaskan Native 1 40.0 - 40.0 40.0 40.0 - 1
Multiracial 14 39.9 ± 3.0 39.5 32.0 44.0 16 30
Unknown 22 38.9 ± 3.6 38.0 34.0 49.0 20 42