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Neck Circumference (Sleep Heart Health Study Visit One (SHHS1))

neck20 under Anthropometry in SHHS variables

Neck circumference in centimeters

headcm under Anthropometry in WSC variables

Position the tape slightly above the eyebrows in a horizontal plane to the back of the head, measuring the maximum circumference. Make sure not to include large amounts of hair and hair accessories under the tape. Pull tape slightly to compress hair and record measurement to the nearest 0.5 cm

Physical Measurements (Sleep Heart Health Study Visit Two (SHHS2)): Neck circumference within window

pm211 under Anthropometry in SHHS variables

11.Neck circumference measurement within the data collection window?

Neck circumference (measurement 1) (Sleep Heart Health Study Visit Two (SHHS2))

pm212a under Anthropometry in SHHS variables

Neck circumference (Round up to nearest 1/2 cm, i.e, measurement should end with .0 or .5) a. First reading:

Neck circumference (measurement 2) (Sleep Heart Health Study Visit Two (SHHS2))

pm212b under Anthropometry in SHHS variables

Neck circumference (Round up to nearest 1/2 cm, i.e, measurement should end with .0 or .5) b. Second reading:

Neck circumference (measurement 3) (Sleep Heart Health Study Visit Two (SHHS2))

pm212c under Anthropometry in SHHS variables

Neck circumference (Round up to nearest 1/2 cm, i.e, measurement should end with .0 or .5) c. Third reading: