African Americans Unaware of High Kidney Disease Risk
Although kidney failure and its leading causes disproportionately
affect African Americans, they are largely unaware of their
high risk and of preventive measures, according to the first
NIH study to assess the group's knowledge and awareness
about kidney disease.
While 90 percent of African Americans surveyed
by the National Kidney Disease Education Program (NKDEP) had
heard about kidney disease, only 15 percent felt their personal
risk for developing the disease was higher than average and
fewer knew specifically how to prevent it. This gap in awareness
raises serious concern, especially because 44 percent of them
had at least one major risk factor for kidney disease -- diabetes,
high blood pressure or a blood relative with the disease.
In addition, only 17 percent named kidney disease as a consequence
of diabetes and only 8 percent named it as a consequence of
hypertension. These two diseases are the leading causes of
kidney failure in the United States and account for 70 percent
of kidney failure among African Americans.
"We clearly need to work closely within
our community to provide the facts about kidney disease,"
said Janice Lea, M.D., spokesperson for Atlanta's NKDEP coalition.
"One step we are taking is asking dialysis patients to
encourage relatives and friends who are at high risk to take
the disease seriously and be tested while they can still do
something about it."
The poll also found that 52 percent of people
knew at least one major cause of kidney disease, but 48 percent
were unable to name any cause and others named incorrect causes
such as drinking sodas. When asked about symptoms of early
kidney disease, 13 percent correctly said that there are none,
while 64 percent expected early symptoms to include difficulty
urinating, general pain and frequent urination.
"Kidney disease is a silent killer.
People find themselves in the emergency room, on dialysis,
before they even know they have a problem," said Dr.
Lea. "That's why it is so important to control diabetes
and high blood pressure and have your blood and urine regularly
tested for kidney disease once you know you are at risk."
While anyone can develop kidney disease,
African Americans are hit especially hard. An estimated 36
in 100,000 African Americans versus 11 in 100,000 Whites were
treated for kidney failure in 2001. African Americans have
four times the risk of kidney failure and those with diabetes
have up to six times the risk compared to White counterparts.
But the biggest disparity is among African American men ages
25 to 44, who are 20 times more likely to develop kidney failure
compared to corresponding Whites.
Epidemic numbers of people -- roughly 20
million -- have kidney disease and another 400,000 or more
are already on dialysis or have a kidney transplant because
their kidneys failed. The cost to taxpayers, insurers, and
patients was an estimated $22.8 billion in 2001 alone.
NKDEP polled more than 2,000 African Americans
aged 30 and older living in Atlanta; Baltimore; Cleveland;
and Jackson, Mississippi, in April 2003, shortly before local
coalitions launched a year-long pilot program
<http://www.niddk.nih.gov/welcome/releases/6-20-03.htm>,
"You Have the Power to Prevent Kidney Disease."
The study will be repeated in May to measure changes in knowledge
and awareness.
"Seeing an increased awareness in our
pilot cities would be a good indication that the program is
working," said Thomas H. Hostetter, M.D., a kidney specialist
and national director of NKDEP. "What we learn will help
us fine-tune the program, but we definitely plan to expand
it nationally and to other people at high risk. We think all
segments of the population, not only African Americans, are
largely unaware of the risks."
NKDEP is sponsored by the National Institute
of Diabetes and Digestive and Kidney Diseases, National Institutes
of Health, U.S. Department of Health and Human Services. The
goal of NKDEP is to prevent kidney failure. The program's
30 partners include both public agencies and private organizations.
Visit NKDEP on the web at www.nkdep.nih.gov.
Learn more about kidney disease at
http://kidney.niddk.nih.gov/kudiseases/a-z.asp#K
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