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Table 2 Univariate and stepwise regression analysis with serum lipocalin-2 concentration as a dependent variable

From: Lipocalin-2, glucose metabolism and chronic low-grade systemic inflammation in Chinese people

Co-variable Univariate Stepwise
  r β(SEM) p value β(SEM) p value
Age (years) 0.000 -0.002 (0.001) 0.497 - -
Sex (male = 1, female = 2) 0.086 0.033 (0.020) 0.001 - -
Body mass index (kg/m2) 0.058 0.015 (0.004) 0.018 0.160 (0.004) < 0.001
Waist circumference (cm) 0.118 0.000 (0.007) < 0.001 0.105 (0.001) 0.012
Waist/hip ratio 0.081 0.151 (0.580) 0.005 - -
Fasting plasma glucose (mmol/l) 0.107 0.011 (0.009) < 0.001 - -
2h OGTT plasma glucose (mmol/l) 0.066 0.005 (0.003) 0.009 - -
Log10 fasting serum insulin (μU/ml) 0.263 0.140 (0.050) < 0.001 0.105 (0.045) 0.007
Log10 HOMA-IR 0.291 0.123 (0.031) < 0.001 0.209 (0.025) < 0.001
Log10 triacylglycerol (mmol/l) 0.134 0.054 (0.053) < 0.001 - -
Total cholesterol (mmol/l) -0.087 0.031 (0.019) < 0.001 -0.075 (0.008) 0.006
HDL- cholesterol (mmol/l) -0.181 -0.041 (0.037) < 0.001 -0.092 (0.026) 0.002
LDL- cholesterol (mmol/l) -0.059 0.009 (0.020) 0.016 - -
Systolic blood pressure (mmHg) 0.081 0.001 (0.001) 0.002 - -
Diastolic blood pressure (mmHg) 0.101 0.000 (0.001) < 0.001 - -
CRP (μg/ml) 0.131 0.021 (0.021) < 0.001 - -
CXCL5 (pg/ml) 0.076 0.084 (0.026) 0.003 0.08 (0.025) 0.002
Adiponectin (μg/ml) -0.095 0.015 (0.035) < 0.001 - -
  1. β, Regression coefficient; r, Pearson correlation coefficient; SEM standard error of mean