Identifying accelerometer nonwear and wear time in older adults

Table 1 Characteristics of participants (N = 200) ^a

Abbreviations: SD standard deviation, BMI body mass index.
^aDemographic data collected at baseline when participants were initially enrolled in parent study.
^bHeart disease includes self-reported myocardial infarction, coronary artery bypass graft, bypass, angioplasty, stent, or evidence of myocardial infarct via electrocardiogram; 4 participants with missing data.
^cHypertension includes systolic blood pressure ≥140 mmHg, diastolic blood pressure ≥90 mmHg, or self-reported current medication use to control blood pressure.
^d2 participants with missing data.
^eDiabetes includes fasting glucose ≥126 mg/dl, non-fasting glucose ≥200 mg/dl, or self-reported pills or insulin.
^fBuckle: coastal plain region of North Carolina, South Carolina, and Georgia.
^gBelt: remainder of North Carolina, South Carolina, and Georgia plus Alabama, Mississippi, Tennessee, Arkansas, and Louisiana.
^hNon-belt: other 40 contiguous states.

ISSN: 1479-5868