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Am J Kidney Dis. 2011 Aug;58(2):214-27. doi: 10.1053/j.ajkd.2011.05.010. Epub 2011 Jun 25.

CKD in Hispanics: Baseline characteristics from the CRIC (Chronic Renal Insufficiency Cohort) and Hispanic-CRIC Studies.

Collaborators (217)

Feldman HI, Landis JR, Appleby DH, Ballard S, Cifelli D, Curley RM, Dickson J, Durborow M, Durborow S, Glenn M, Hanish A, Helker C, Helker ES, Anderson AH, Joffe M, Kasner S, Kimmel SE, Kumanyika S, Nessel L, Mohler ER 3rd, Messe SR, Robinson N, Rosen L, Schwartz JS, Smith S, Stahl J, Tao K, Teal VL, Wang X, Xie D, Yang P, Zhang X, Townsend RR, Balaram M, Cappola TP, Cohen D, Cuevas M, Duckworth MJ, Dries DL, Ford V, Gorman CM, Grunwald J, Hannah HM, Kanetsky PA, Kellem K, Kibe L, Leonard MB, Maguire M, McDowell S, Murphy J, Reilly M, Rosas SE, Seamon WM, Sheridan A, Teff K, Appel LJ, Anderson C, Charleston J, Etheredge N, Jaar B, Mantegna K, Martin C, Miller E, Ngoh P, Scialla J, Sozio S, Turban S, Venkatesh H, Fink J, Fink W, Parsa A, Scism B, Seliger S, Weir M, Rahman M, Corrigan V, Dancie R, Kisin G, Kanthety R, Strauss L, Wright JT Jr, Schelling J, Kao P, Horowitz E, Bjaloncik J, Fallon T, Sedor JR, Ann Shella M, Theurer J, Thornton J, Schreiber MJ, Coleman M, Fatica R, Halliburton S, Horner C, Markle T, Rafey MA, Russo A, Slattery S, Spirko R, Stelmach K, Stephens V, Danziger-Isakov L, Ojo A, Sundaram B, Briesmiester J, Cornish- Zirker D, Gadegbeku C, Hill N, Jamerson K, Kretzler M, Robinson B, Saran R, Welliver B, Wilson J, Young E, Steigerwalt SP, Bellovich K, DeLuca J, Gasko S, Makos G, Parmelee C, Smith S, Walls K, Flack JM, Sondheimer J, Maysura M, Migdal S, Mohanty MJ, Zhuang Y, Lash JP, Arruda J, Brecklin C, Carmona E, Cohan J, Fischer M, Frydrych A, Lopez A, Lora C, Martinez M, Matos A, Mercado A, Moreno B, Meslar P, Ricardo A, Stamos T, Van Cauter E, He J, Alper B, Batuman V, Bazzano LA, Borja B, Burridge A, Chen J, Cooke C, Delafontaine P, DeSalvo KB, Fonseca VA, Hamm L, Hurly MR, Legarde J, Lustigova E, Muntner P, Patrocollo-Emerson M, Shelton S, Starcke C, Whelton P, Go AS, Ackerson LM, Dorin P, Fernandez D, Jensvold NG, Lo JC, Ordonez JD, Perloff R, Tan T, Thompson D, Valladares GM, Wiggins A, Wong DB, Yang J, Hsu CY, Chertow GM, Bansal N, Kurella M, Shlipak MG, Yaffe K, Kusek JW, Narva AS, Faber-Langendoen K, Kiberd BA, Lee ET, Lewis J, McClellan W, Meyer T, Nathan D, Stokes JB, Taylor H, Wilson PW, Shah V, Raj D, Wolf M, Ridker PM, Rader DJ, DiFlorio A, Mifflin T, Morrell L, Wolfe ML, Hall P, Rolin H, Saunders S, Budoff M, Dailing C, Soliman EZ, Zhang Z, Sutton MS, Keane MG.

Abstract

BACKGROUND:

Little is known regarding chronic kidney disease (CKD) in Hispanics. We compared baseline characteristics of Hispanic participants in the Chronic Renal Insufficiency Cohort (CRIC) and Hispanic-CRIC (H-CRIC) Studies with non-Hispanic CRIC participants.

STUDY DESIGN:

Cross-sectional analysis.

SETTING & PARTICIPANTS:

Participants were aged 21-74 years with CKD using age-based estimated glomerular filtration rate (eGFR) at enrollment into the CRIC/H-CRIC Studies. H-CRIC included Hispanics recruited at the University of Illinois in 2005-2008, whereas CRIC included Hispanics and non-Hispanics recruited at 7 clinical centers in 2003-2007.

FACTOR:

Race/ethnicity.

OUTCOMES:

Blood pressure, angiotensin-converting enzyme (ACE)-inhibitor/angiotensin receptor blocker (ARB) use, and CKD-associated complications.

MEASUREMENTS:

Demographic characteristics, laboratory data, blood pressure, and medications were assessed using standard techniques and protocols.

RESULTS:

Of H-CRIC/CRIC participants, 497 were Hispanic, 1,650 were non-Hispanic black, and 1,638 were non-Hispanic white. Low income and educational attainment were nearly twice as prevalent in Hispanics compared with non-Hispanics (P < 0.01). Hispanics had self-reported diabetes (67%) more frequently than non-Hispanic blacks (51%) and whites (40%; P < 0.01). Blood pressure >130/80 mm Hg was more common in Hispanics (62%) than blacks (57%) and whites (35%; P < 0.05), and abnormalities in hematologic, metabolic, and bone metabolism parameters were more prevalent in Hispanics (P < 0.05), even after stratifying by entry eGFR. Hispanics had the lowest use of ACE inhibitors/ARBs among the high-risk subgroups, including participants with diabetes, proteinuria, and blood pressure >130/80 mm Hg. Mean eGFR was lower in Hispanics (39.6 mL/min/1.73 m(2)) than in blacks (43.7 mL/min/1.73 m(2)) and whites (46.2 mL/min/1.73 m(2)), whereas median proteinuria was higher in Hispanics (protein excretion, 0.72 g/d) than in blacks (0.24 g/d) and whites (0.12 g/d; P < 0.01).

LIMITATIONS:

Generalizability; observed associations limited by residual bias and confounding.

CONCLUSIONS:

Hispanics with CKD in the CRIC/H-CRIC Studies are disproportionately burdened with lower socioeconomic status, more frequent diabetes mellitus, less ACE-inhibitor/ARB use, worse blood pressure control, and more severe CKD and associated complications than their non-Hispanic counterparts.

Published by Elsevier Inc.

PMID:
21705121
[PubMed - indexed for MEDLINE]
PMCID:
PMC3577064
Free PMC Article

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