Stand in front of the subject and use a tape to measure the horizontal distance around the torso at the level of the center of the navel. Use the mirror to check the position of the tape as it crosses the subject's back. Exert only enough tension on the tape to maintain contact between the tape and the body. The measurement is made at the maximum point of quiet respiration. The subject must not tense the abdominal muscles.
Subject stands in the anthropometric standing position.
The measurement is made at the maximum point of quiet respiration. Subject is in the anthropometric standing position. The measurement is made at the maximum point of quiet respiration. The subject must not be allowed to tense the abdominal muscles. Subject stands on a table in the anthropometric standing position.