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Table 2 Demographic characteristics, Body Mass Index and physical activity by sitting time among a cohort of Mexican American adults (N=11,268)

From: Sitting time and health outcomes among Mexican origin adults: obesity as a mediator

  1-2 hours 2-4 hours more than 4 hours p-valuea
Proportion of participants (%) 27.0 41.1 32.0  
Demographics
Female (%) 82.4 80.6 80.6 .056
Age in Years (Mean, SD) 40.9 (12.3) 40.0 (13.3) 39.1 (14.8) <.001
Proportion of life lived in the U.S. 45.9 48.0 62.1 <.001
Currently employed (%) 43.1 40.0 41.3 .136
High school or less (%) 53.9 51.4 50.4 .005
Hours of Sleep/day (Mean, SD) 7.20 (1.39) 7.32 (1.36) 7.38 (1.53) <.001
Health outcomes
BMI (Mean, SD) 29.4 (5.6) 30.0 (6.1) 31.1 (6.9) <.001
Obesity (%) 39.8 44.1 51.8 <.001
Overweight, not obese (%) 40.2 36.3 29.8 <.001
Diabetes (%) 10.8 11.5 13.8 <.001
Hypertension (%) 15.5 16.2 17.4 .030
Hypercholesterolemia (%) 15.6 16.4 16.4 .383
Family History
Diabetes (%) 36.2 38.7 39.8 .002
Hypertension (%) 28.2 30.7 33.1 <.001
Hypercholesterolemia (%) 11.0 12.9 14.0 <.001
Physical activity
Strenuous PA min/day (Mean, SD) 6.6 (20.9) 7.8 (23.2) 6.2 (20.0) .474
Moderate PA min/day (Mean, SD) 11.0 (24.1) 9.8 (22.9) 9.5 (21.7) .007
Light PA min/day (Mean, SD) 49.8 (35.7) 53.1 (35.6) 47.4 (35.5) .007
  1. a p-value based on trend analysis for linear contrasts with one-way ANOVA.