Table 1. Estimated prevalence of CRI in 1991 (from NHANES III) and number of new ESRD cases in 1996 (from USRDS) in birth cohorta

Total population 1991 (aged 20–74)CRI cases 1991 (aged 20–74)CRI prevalence 1991 (per 100,000 population) (aged 20–74)Incident ESRD 1996 (aged 25–79)New ESRD cases (1996) per CRI prevalence (1991)
a CRI, chronic renal insufficiency; NHANES III, Third National Health and Nutrition Examination Survey; USRDS, United States Renal Data System. CRI defined as Modification of Diet in Renal Disease formula estimated GFR 15–59 ml/min per 1.73 m2. n = number of NHANES III examinees sampled.
Overall
    blacks19,140,000394,000206021,3070.054
(n = 4112)(n = 110)
    whites138,900,0003,500,000252039,0160.011
(n = 9238)(n = 287)
Age 20–60
    blacks16,860,000150,00088014,5930.099
(n = 3439)(n = 37)
    whites115,500,0001,200,000100020,3230.017
(n = 6954)(n = 60)
Age 61–74
    blacks2,290,000250,00011,00067140.027
(n = 673)(n = 73)
    whites23,370,0002,330,000999018,6930.008
(n = 2284)(n = 227)
Men (aged 20–74)
    blacks8,505,000150,000180010,5550.069
(n = 1834)(n = 49)
    whites67,720,0001,500,000221022,0010.015
(n = 4411)(n = 135)
Women (aged 20–74)
    blacks10,640,000240,000230010,7520.044
(n = 2278)(n = 61)
    whites71,200,0002,000,000281017,0150.008
(n = 4827)(n = 152)
Diabetic (aged 20–74)
    blacks1,220,000110,000940010,7270.093
(n = 301)(n = 33)
    whites5,870,000610,00010,00020,3490.034
(n = 639)(n = 79)
Nondiabetic (aged 20–74)
    blacks17,920,000280,000160010,5800.038
(n = 3811)(n = 77)
    whites133,000,0002,890,000217018,6680.006
(n = 8599)(n = 208)