Table 1

Participant characteristics (n=19)

Age (years)46.6 (7.9)
Race/ethnicity
 White13 (68.4%)
 Black4 (21.1%)
 Multiracial or other2 (10.5%)
Education
 High school or less8 (42.1%)
 Some college/associates4 (21.1%)
 College graduate or higher7 (36.8%)
Occupational industry
 Food service8 (42.1%)
 Material moving9 (47.3%)
 Healthcare1 (5.3%)
 Building/ground maintenance1 (5.3%)
No of work hours/week43.3 (7.1)
Self-reported work time activity
 % Sitting12.0 (12.7)
 % Standing or light physical duties*56.7 (29.1)
 % Moderate/vigorous physical duties31.3 (27.8)
Smoking status
 Daily8 (42.1%)
 Less than daily1 (5.3%)
 Not at all10 (52.6%)
Alcoholic beverages (number/week)2.0 (0–5)
Body mass index27.9 (5.1)
Resting systolic BP (mm Hg)122.0 (10.6)
Resting diastolic BP (mm Hg)76.4 (8.8)
Resting HR (beats/min)68.0 (12.6)
Estimated VO2max (mL·kg-1·min-1)42.8 (35.0–48.2)
  • All values presented as mean (SD), frequency (percentage) or median (25th–75th percentile), as appropriate.

  • *Measured as standing and light activities separately and added together.

  • BP, blood pressure; HR, heart rate; VO2max, maximal rate of oxygen consumption.