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Table 3 Results of multiple linear regression of biomarker determinants on the percent difference in eGFR

From: Prevalence and determinants of differences in cystatin C and creatinine-based estimated glomerular filtration rate in community-dwelling older adults: a cross-sectional study

Biomarker determinants Unstandardized β coefficient 95% Confidence Interval
Hypothyroid 0.16 -3.03, 3.35
Hyperthyroid -0.79 -5.02, 3.44
Current smoker -9.88 -12.1, -7.71
Former smoker -0.29 -1.99, 1.41
Sex 1.36 -0.21, 2.93
Treated for hypertension 0.56 -1.17, 2.29
Diabetes -0.97 -2.95, 2.76
Glucocorticoid use -8.78 -12.9, -4.69
Age (years) -0.76 -0.87, -0.66
BMI (kg/m2) -0.25 -0.42, -0.07
CRP (mg/L) -0.29 -0.37, -0.21
Mean eGFR (mL/min/1.73 m2) 0.22 0.16, 0.28
  1. Percent difference in eGFR expressed as: 100 times the value of (eGFRcys – eGFRcreat)/mean eGFR (n = 2532)