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Testimony

Thomas R. Frieden, M.D., M.P.H.

Commissioner, New York City Department of Health and Mental Hygiene

before the

House Committee on Government Reform

Subcommittee on National Security, Emerging Threats, and International Relations

Assessing Sept 11th Health Effects: What should be Done?

October 28, 2003

Mount Sinai Medical Center
1425 Madison Avenue
New York City

Good morning. I am Dr. Thomas Frieden, Commissioner of the New York City Department of Health and Mental Hygiene. I want to thank Chairman Shays, the Committee, and especially Congresswoman Maloney, for holding these hearings in New York City to discuss the health affects of the World Trade Center disaster and what is being done to assess their impact. I am pleased to have the opportunity to be here, and in particular, to describe our progress with the World Trade Center Health Registry, which I believe will be key to understanding the extent of these health effects.

The immediate health effects of the tragic events of 9/11 include the deaths from the terrorist attack of nearly 2,800 New Yorkers, in addition to the passengers and crew of the two airplanes that were deliberately crashed into the World Trade Center towers. Our efforts now are focused on the many people who may experience long-term health problems as a result of the events of 9/11.

The World Trade Center Health Registry is a critically important effort to evaluate the short- and long-term health effects to both physical and mental health that may have resulted from exposure to the 9/11 disaster.

The Registry, a comprehensive, strictly confidential health survey of the most highly exposed people will be used to assess the possible long-term health effects of the disaster in different groups including those who were in close proximity to the World Trade Center site on 9/11/2001 and those who were exposed as recovery and cleanup workers, residents, and students in the ensuing weeks as the fires burned. Significant findings will be shared as soon as they become available, and reports will be posted on the Registry website every three months. We intend to track the health of persons who enroll in the Registry for up to 20 years. We hope to contact participants every three to five years to inquire about their health as well as to undertake specific, focused studies, resources permitting.

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The World Trade Center Health Registry is unique, in that it is the only project that will allow comparisons across groups, and facilitate long-term follow-up of a large, population-based cohort that includes people with a wide range of exposures and health histories. It is our best chance to find out the true incidence and spectrum of health effects resulting from 9/11. Let me be clear about what the Registry is and what it is not. It is a systematic evaluation that should allow us to make conclusions about the health effects of 9/11, both for those who participate in the registry, and those who do not participate. It is not an attempt to identify and monitor every exposed person. It also is not a telephone diagnostic program intended primarily to find people with medical problems and provide care. Clinical evaluation of those most affected cannot tell us about rare effects, nor can it indicate the rate of illness. The Registry will be able to identify syndromes and conditions associated with exposure to the disaster, and help determine what is and is not associated with the disaster. The Registry provides the only comprehensive information available to put the clinical studies in perspective. We need both the detailed clinical evaluation that is provided by Mount Sinai, NYU, and others; as well as the comprehensive survey approach the Registry provides. This will provide information to support evaluation and treatment regimens. We will be able to identify who is at risk and what kind of exposure is more likely to put people at risk so that people can be identified and receive appropriate screening and treatment. Findings will be available to the participants, the general public, and the medical professions to help their evaluation and treatment of exposed persons at risk - whether or not they are in the Registry.

The Registry allows us a pivotal opportunity to evaluate the health of people who were closest to the site on 9/11 and in the subsequent months. It allows for understanding of various levels of exposure to dust, fumes, and debris, and provides information on both physical and mental health problems that may occur. The larger the number of eligible people who enroll in the Registry, the more valuable the project will be in terms of delineation of long-term health effects of 9/11 and identification of possible subgroups needing further evaluation and treatment. It will allow us to compare the health effects of people who worked for weeks on the burning pile, people who worked in office buildings in lower Manhattan during the Fall of 2001, and residents who returned to live near the World Trade Center site while the fires still burned, with those experienced by lessexposed persons, including those who were in lower Manhattan only briefly on 9/11 and never returned, or residents who did not come back until after the fires were out.

The Registry is the most systematic approach currently available to evaluate the possible health effects from 9/11. It does not depend on selected sub-populations, but rather encourages all eligible persons to participate. Findings from the Registry will allow us to put in perspective the important clinical data from medical evaluation studies conducted by Mount Sinai, the Fire Department, NYU, New York State, and others. The Registry will enable DOHMH to conduct targeted surveys and investigations based on the more general findings from the larger enrolled population. It may also facilitate the future development of effective treatment regimens for these possible health effects.

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The Registry is a collaboration between the New York City Department of Health
and Mental Hygiene, the federal Agency for Toxic Substances and Disease Registry
(ATSDR), the Federal Emergency Management Agency (FEMA), and New York City
community and business organizations. In July 2002, FEMA provided start-up funding
for the Registry to ATSDR; ATSDR contracted with RTI (Research Triangle Institute)
International to conduct outreach, data collection, and data management. During this
period, DOHMH and ATSDR, with the assistance of a Scientific Advisory Committee
representing a wide range of researchers and recognized exports from the scientific and
medical community, have been designing this complex project that is unprecedented in
size and scope. The development of the criteria, the questionnaire, and methodology for
data collection all required extensive scientific peer and the human subject review
required for all federally funded research to assure the protection of human subjects of
research. The DOHMH is responsible for overall project management, oversight, and
dissemination of findings from the Registry, in close consultation with our partners and
our scientific Advisory Committee.

ATSDR has committed funding of $1 million per year for project years two
through five to support specific WTC Health Registry core functions, including database
maintenance, location updates of 25% of registrants per year, and data analysis and
reporting, including a quarterly report to be posted on the Registry website
(www.wtcregistry.org). We are also providing a resource guide to participants and others
to help identify evaluation and treatment sources. However, ATSDR has not received
and therefore cannot commit funding for follow-up and registry matching activities,
which are essential to the goals of this project. Specifically, the following unfunded
activities are vital to the WTC Health Registry's success: follow-up health assessments of
at least a 10% annual sample of Registry participants via telephone interview or self-
administered questionnaire; dissemination of findings, health alerts (if appropriate), and
recommendations for referrals for medical screening, evaluation, and possible treatment;
and matching with health databases such as hospitalizations, cancer registries, and the
National Death Index. These activities would require a minimum of $2 million per year
more, beginning in calendar year 2005, for the intended 20-year life of the project.
Without this funding, it will not be possible to fully evaluate the potential long-term
effects of the WTC disaster.

The development of the scientific plan for the Registry has, from its inception,
involved the collaboration of scientists from academic institutions both within and
outside of New York City, including the City University of New York, Mount Sinai
Hospital, Columbia University, the New York Academy of Medicine (NYAM), New
York University (NYU), the Bloomberg School of Public Health at Johns Hopkins
University, the health departments of New York State and New Jersey, the National
Institute for Occupational Safety and Health (NIOSH), the federal Centers for Disease
Control and Prevention (CDC) Injury and Environmental Programs, and the Oklahoma
State Department of Health.

We are very pleased with the response to the Registry during the first 8 weeks of data collection. More than 10,000 people have completed the full telephone interview,

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and another 5,000 have pre-registered on the Registry website or by calling the toll-free
number, these numbers continue to increase each day. We also already have detailed
contact information and will reach out to more than 25,000 others believed to be eligible.

Public awareness and understanding about the availability of the Registry is
critical in order to enroll as many people as possible in the different exposure categories.
It is important for people to know that the World Trade Center Health Registry has a
federal Certificate of Confidentiality, which ensures protection of individual information
from release by subpoena or Freedom of Information Act (FOIA) requests. We are
grateful to the community organizations, businesses, and city, state, and federal agencies
that have participated in identifying and recruiting people to be enrolled in the World
Trade Center Health Registry. I also want to thank newspapers and other media groups,
including our local TV news organizations that have contributed to increased awareness
about the Registry. Potential registrants can pre-register by visiting our website,
www.wtcregistry.org or call 1-866-NYC-WTCR (1-866-692-9827)

I would like to thank Senator Clinton and her colleagues in the Senate and House for targeting a portion of emergency funds to be used for post-disaster health assessment. While hundreds of thousands of New Yorkers were exposed to the environmental effects of the disaster, we worked with our scientific advisors to devise a realistic definition of those who were likely to be the most heavily exposed, whom we are now inviting to join the Registry. The World Trade Center Health Registry will include a large representative sample of people who were in a building, on the street, or on the subway below Chambers Street on September 11, 2001; people living south of Canal Street; school children and staff from schools and day care centers located south of Canal Street; and people involved in rescue, recovery, clean-up, and other support services at the WTC site or the recovery operations on Staten Island from September 11, 2001 through June 30, 2002. The Registry will provide information about health effects for everyone exposed and will provide a basis for all of us to make public health and policy decisions related to the health effects of 9/11.

The World Trade Center Health Registry does not substitute for or replace the other World Trade Center-related studies and what has and will be learned from those studies about the effects of 9/11. Many of the measures that were included on the baseline Registry survey were derived from exposure and health measures found to be important from prior research conducted by NYAM, Mount Sinai, FDNY, NYU, NYSDOH, and Columbia University, among many others. The World Trade Center Health Registry, nonetheless, is unique in that it will include a high proportion of people in the highly exposed populations, will be more comprehensive (including study of multiple populations), and long-term, and will provide a foundation for conducting future World Trade Center-related evaluations.

We have recently published on the World Trade Center Health Registry website
(www.wtcregistry.org) our first report describing characteristics of persons interviewed
during the first three weeks of data collection. Among the 6,313 individuals interviewed
in September 2003, 83% were residents of New York State on September 11, 2001; 70%

BE: DI 2002-22-100

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were south of Chambers Street on the morning of 9/11; 28% worked at the World Trade
Center recovery site on Staten Island or on the barges; and about 12% were residents in
the arca south of Canal Street. Many people among this first group of interviewees
belonged to more than one exposure group. Although the largest portion of those
interviewed in the first month live in Manhattan, more than 1,000 are from Brooklyn, and
hundreds more from each of the remaining New York City boroughs have completed
interviews.

The World Trade Center Health Registry is vital to our ability to put in
perspective the information on health effects and to determine the spectrum of bealth
effects from 9/11. It is critically important that people step forward to help develop this
resource, which will help us and the medical community better respond to potential
health care needs, as well as to respond to similar crises in the future. We also call upon
our colleagues in Washington to provide support for the Registry in future years. In order
for the Registry to be as useful as possible to determine the extent, need for treatment,
and, possibly, treatment modalities for possible health effects from 9/11, as well as
provide information that will be the most relevant to our response to any possible future
acts of terrorism, we must have the resources available to operate this program at both the
level and the duration planned.

The World Trade Center Health Registry, which is the culmination of planning that began shortly after 9/11, is the most recent of many health evaluations and activities conducted by the DOHMH in the days and weeks following 9/11. These include:

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Syndromic surveillance, a system to identify clusters of illness in hospital
emergency departments and through ambulance calls. NYC's emergency
department syndromic surveillance was developed in response to 9/11, but has
grown and is now a disease outbreak health-monitoring program.

• Inspection of food distribution and band washing stations, leading to
immediate implementation of improved safeguards for workers. DOHMH also
mandated shower and "hose-down" stations for workers.

• Emergency department surveillance for injuries to survivors on 9/11, in
cooperation with CDC.

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Rescue worker injury and illness surveillance. For a month following
September 11, 2001, more than 5,000 medical records at four Manhattan hospitals
and five Disaster Management Assistance Team (DMAT) facilities located at the
World Trade Center site were reviewed. Musculoskeletal conditions were the
leading cause of visits, followed by respiratory and disorders. This
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provided objective timely information that helped guide public health
interventions following the 9/11 disaster.

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Community Needs Assessment of Lower Manhattan. DOHMH and CDC
survey teams surveyed 414 persons in selected apartment units in Battery Park
City, Southbridge Towers, and Independence Plaza in late October 2001. Some
of the findings reported in January 2002 were that 50% of residents experienced
nose, throat, and eye irritation; 40% had symptoms of post-traumatic stress
syndrome.

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