Characteristics of the Colaus sample.

BMI = body mass index; GFR = glomerular filtration rate (calculated according to Modification in Diet in Renal Disease equation); IL-1β = interleukin-1β; IL-6 = interleukin-6: TNF-α = tumour necrosis factor-alpha; CRP = ultrasensitive C-reactive protein. Results are presented as mean (SD), percentages or median (interquartile range) for those marked with an asterix. Between-group comparisons by ttest, Chi-square test or Wilcoxon ranksum test.