<p>PREVALENCE OF CKD IN NORTH-EASTERN ITALY: RESULTS OF THE INCIPE STUDY AND COMPARISON WITH NHANES </p><p>Supplementary material</p><p>Tab 1 </p><p>AGE AND GENDER CHARACTERISTICS OF THE INCIPE AND NHANES POPULATIONS</p><p>INCIPE M F TOTAL n % 95% CI n % 95% CI n % 95% CI 40-49 yrs 390 22.5 20.5, 24.4 427 22.6 20.7, 24.4 817 22.5 21.2, 23.9 50-59 yrs 515 29.7 27.5, 31.8 533 28.2 26.1, 30.2 1048 28.9 27.4, 30.4 60-69 yrs 459 26.4 24.4, 28.5 527 27.8 25.8, 29.9 986 27.2 25.7, 28.6 70-79 yrs 299 17.2 15.5, 19.0 318 16.8 15.1, 18.5 617 17.0 15.8, 18.2 >=80 yrs 73 4.2 3.3, 5.2 88 4.7 3.7, 5.6 161 4.4 3.8, 5.1 Total 1736 100.0 - 1893 100.0 - 3629 100.0 -</p><p>NHANES 40-49 yrs 584 35.8 32.8, 38.8 539 31.7 28.95, 34.4 1123 33.7 31.1, 36.2 50-59 yrs 552 28.7 26.3, 31.2 523 26.6 24.9, 28.3 1075 27.6 25. 9, 29.4 60-69 yrs 476 17.1 15.8, 18.5 502 18.3 16.9, 19.7 978 17.7 16.6, 18.9 70-79 yrs 546 12.4 11.2, 13.7 451 14.2 12.6, 15.7 997 13.3 12.1, 14. 6 >=80 yrs 454 5.9 5.1, 6.8 509 9.3 8.0, 10.6 963 7.7 6.7, 8.6 Total 2612 100.0 - 2524 100.0 - 5136 100.0 - Tab 2 </p><p>CLINICAL CHARACTERISTICS OF THE INCIPE AND NHANES POPULATIONS</p><p>INCIPE NHANES</p><p>Estimate 95% CI Estimate 95% CI</p><p>Age (yrs, mean) 59.8 59.4, 60.1 57.5 56.8¸ 58.3 Gender M % 47.8 46.2, 49.5 48.2 47.1¸ 49.3 Diabetes % 10.1 9.1, 11.0 13.3 11.6, 15.0 Hypertension % 35.8 34.2, 37.3 39.1 36.9, 4137 BMI > 30 kg/m2 % 21.6 20.3, 22.9 34.5 32.8, 36.2 Previous or known nephropathy % 7.0 6.2, 7.8 2.2 1.9, 2.5 None of the previous % 49.1 47.5, 50.8 41.5 38.9, 44.2 Cholesterol (mg/dl, mean) 215.1 213.9, 216.4 207.6 206.0, 209.2 Hypercholesterolemia % 25.0 23.626.4 20.2 18.8, 21.5 Smokers (actual and past) % 51.9 50.2, 53.5 54.2 52.0, 56.4 Previous CV events % 7.6 6.7, 8.5 13.0 11.7, 14.2 BMI > 40 kg/m2 % 0.8 0.5, 1.1 5.1 4.4, 5.9 Metabolic syndrome % 32.9 31.4, 34.4 47.1 44.2, 50.0 High Serum creatinine % 1.2 0.8, 1.5 3.9 3.2, 4.5 Tab. 3 </p><p>PREVALENCE OF MICRO AND MACROALBUMINURIA BY GENDER AND GFR CLASSES IN INCIPER AND NHANES</p><p>FEMALES INCIPE NHANES Microalbuminuria Macroalbuminuria Microalbuminuria Macroalbuminuria</p><p> n % 95% CI n % 95% CI n % 95% CI n % 95% CI GFR >=90 28 4.0 2.5, 5.4 2 0.3 0.0, 0.7 54 7.6 5.8 , 9.4 6 0.8 0.0, 1.5 GFR 60-89 62 5.9 4.4, 7.3 8 0.8 0.2, 1.3 144 8.34 6.6, 10.1 6 0.5 0.0, 0.9 GFR 30-59 13 10.3 5.0, 15.6 6 4.8 1.0, 8.58 82 13.8 10.7, 16.8 20 4.3 2.6, 6.1 GFR <30 1 25.0 0.0, 67.5 1 25.0 0.0, 67.5 12 24.9 8.7, 41.2 9 20.3 10.6, 30.0 Total 104 5.5 4.5, 6.5 17 0.9 0.5, 1.3 292 9.0 7.8 , 10.2 41 1.23 0.8, 1.8</p><p>MALES INCIPE NHANES Microalbuminuria Macroalbuminuria Microalbuminuria Macroalbuminuria</p><p> n % 95% CI n % 95% CI n % 95% CI n % 95% CI GFR >=90 24 3.1 1.9, 4.3 6 0.8 0.2, 1.4 48 6.8 5.1, 8.5 11 1.4 0.5, 2.3 GFR 60-89 71 8.4 6.6, 10.3 15 1.8 0.9, 2.7 162 7.9 6.5, 9.4 16 0.7 0.3, 1.2 20. GFR 30-59 24 22.4 14.5, 30.3 8 7.5 2.5, 12.5 100 16.6, 24.2 23 4.8 2.5, 7.2 4 GFR <30 1 16.7 0.0, 46.5 4 66.7 28.9, 100.0 11 39.7 18.0, 61.4 13 34.9 18.3, 51.6 Total 120 6.9 5.7, 8.1 33 1.9 1.3, 2.5 321 9.0 7.84, 10.13 63 1.6 1.12, 2.02</p>