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Table 4 PACE study population and comparison to incident US dialysis cohorts

From: Rationale and design for the Predictors of Arrhythmic and Cardiovascular Risk in End Stage Renal Disease (PACE) study

Dialysis study PACE CDS* USRDS*
Time period 2009-2012 2005-2007 2008
Incident population, n 574 1646 110,175
African American 66% 28% 28.8%
Mean age, yrs 56 60 62.8
Younger age <65 years 73% 61.8% 52.8%
Diabetes 53% 52.6% 44.9%
Mean BMI, kg/m 2 29.3 29.8 28.4
Male 54% 55.1% 57.6%
Nutritional assessment, n 402 361 None
Follow-up Annual in-person clinical evaluations semi-annual phone interviews Passive Passive
Cardiac evaluation Signal averaged ECG None None
Echocardiogram
Cardiac CT calcium and angiography
Pulse wave velocity
Ankle brachial index
Hospitalizations/Mortality Adjudicated Passive Passive
Baseline specimen collection 402 269 None
Follow-up specimen collection Yes None None
  1. *CDS-Comprehensive Dialysis Study 1646 completed phone interview; USRDS- United States Renal Data Systems.