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Table 1 Physical and clinical characteristics of normal weight, overweight, and obese subjects. The p value represents the significance among the three weight groups.

From: The influence of obesity on calf blood flow and vascular reactivity in older adults

  Normal (n = 30) Overweight (n = 28) Obese (n = 29) p value
Age (yrs) 70 ± 7 72 ± 6 66 ± 5 0.009
Height (cm) 168.0 ± 8.7 167.9 ± 8.0 168.4 ± 8.7 0.968
Weight (Kg) 64.0 ± 9.0 77.6 ± 8.1* 95.9 ± 14.1* < 0.001
Body Mass Index (Kg/m 2 ) 22.6 ± 1.8 27.5 ± 1.5* 33.7 ± 3.7* < 0.001
Waist Circumference (cm) 77.6 ± 8.6 93.0 ± 12.7* 103.5 ± 13.1* < 0.001
Waist-to-Hip Ratio 0.81 ± 0.09 0.91 ± 0.12* 0.89 ± 0.10* 0.001
Calf Skinfold (mm) 16 ± 7 18 ± 8 22 ± 12 0.050
Sum of Skinfolds (mm) 148 ± 49 177 ± 49 223 ± 70* < 0.001
Sex (% Male) 30 57 48 0.107
Race (% Caucasian) 97 89 90 0.602
Hypertension (%) 23 32 59 0.008
Hyperlipidemia (%) 23 32 31 0.734
  1. Values are means ± standard deviations. * Significant difference from the normal weight group (p < 0.017). Significant difference from the overweight group (p < 0.017).