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Table 1 Characteristics of the Study Population, Lima, Peru 2006.

From: Association between insulin resistance and c-reactive protein among Peruvian adults

Characteristics

Women (N = 956)

Men (N = 569)

**P-Value

Age

39.9 ± 14.5

38.3 ± 15.9

 

Ever smoking (%)

16.0

44.5

<0.001

Current smoking (%)

9.6

32.0

<0.001

BMI (kg/m2)

26.6 ± 4.8

26.1 ± 4.0

0.042

Waist Circumference (cm)

88.3 ± 11.5

92.0 ± 10.6

<0.001

Hip circumference (cm)

99.6 ± 10.7

98.8 ± 8.4

0.111

Total cholesterol (mg/dl)

186.0 ± 42.0

179.6 ± 39.1

0.003

HDL cholesterol (mg/dl)

48.5 ± 0.4

42.6 ± 0.4

<0.001

LDL cholesterol (mg/dl)†

114 (94-138)

110 (92-135)

0.042

Triglycerides (mg/dl)†

104(69.0-156.0)

124(84.0-188.5)

<0.001

Systolic blood pressure (mm Hg)

113.4 ± 16.1

119.9 ± 13.8

<0.001

Diastolic blood pressure (mm Hg)

71.5 ± 10.4

75.5 ± 10.6

<0.001

CRP (mg/l)†

1.5 (0.6-3.4)

1.5 (0.6-3.8)

0.252

Fasting insulin(μU/ml)†

15.0 (10.2-22.8)

16.0 (10.6-23.9)

0.319

Fasting glucose(mmol/l)

4.8 ± 1.0

4.9 ± 1.1

0.180

HOMA-IR†

3.1 (2.1-4.9)

3.4 (2.2-5.3)

0.167

  1. * Data are mean ± SD, percentages or median (interquartile range) for variables with skewed distributions †Test of significance was based on log-transformed values
  2. ** P-value from Chi-Square test for categorical variables or from Student's t-test for continuous variables