Table 1.

Patient characteristics

CharacteristicCross-Sectional, n=100Longitudinal, n=45
Age, yr49.1±7.449.1±6.7
Men45 (45)20 (44.4)
Body mass index, kg/m2 26.5±4.126.4±3.5
Body surface area, m2 1.98±0.201.99±0.16
Length, m1.76±0.101.76±0.09
Systolic BP, mm Hg132.8±14.2132.8±15.8
Diastolic BP, mm Hg82.1±9.681.6±9.2
Antihypertensive medication88 (88)41 (91.1)
Plasma creatinine, μmol/L130±32129±31
eGFR, CKD-EPI, ml/min per 1.73 m2 49.1±10.149.5±10.2
24-h urine volume, L2.3±0.92.3±0.8
Albuminuria, mg/24 h48.4 [17.3–70.4]55.0 [18.4–80.2]
Kidney volume, ml
 Total2390±15852194±1311
 Left1223±8461139±702
 Right1168±7711055±640
Liver volume, ml2454±11882368±1059
  • Values for categorical variables are given as number (percentage); values for continuous variables are given as mean ± SD or median (interquartile range). CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration.