indoor tanning injuries: an evaluation of fda adverse event reporting data
TRANSCRIPT
O R I G I N A L A R T I C L E
Indoor tanning injuries: an evaluation of FDA adverse event reporting dataJohn C. Dowdy1, Robert M. Sayre1,2 & James G. Shepherd3
1Rapid Precision Testing Laboratory, Cordova, TN, USA, 2Division of Dermatology, Department of Medicine, University of TennesseeCenter for the Heath Sciences, Memphis, TN, USA, and 3KBD, Inc., Crescent Springs, KY, USA
Key words:consumer product safety commission;
CPSC; FDA; food and drug administration;
indoor tanning; injury
Correspondence:John C. Dowdy, Rapid Precision Testing Laboratory,
Cordova, TN 38016, USA.
e-mail: [email protected]
Accepted for publication:4 March 2009
Conflicts of interest:None declared.
Summary
Background/Aims: In 1979 the Food and Drug Administration (FDA) designated indoor
tanning units would be regulated medical devices and that each must have an exposure timer.
In 1985 FDA added a scheduled series of doses designed to allow tanning with little risk of
concomitant sunburn. Subsequently FDA/CDRH maintained databases in which medical
device associated injuries were reported. The databases, MAUDE and its predecessor MDR,
are available online. While these records, in part, are not intended for evaluation of adverse
event rates, analysis provides insight into the etiology of UV-related tanning injuries.
Methods/Results: We compiled 142 records reported for 1985-2006 including 22%
noninjury malfunctions. Of the reported injuries �50% resulted from UV exposure, an
average of o 1/year resulted in hospitalization. At least 36% of the UV-related injuries were
attributable to various (user/operator) noncompliance with FDA sunlamp guidance policies.
During 1985–1995 there were six times more UV injuries than 1996–2006, presumably
reflecting cessation of much mandatory reporting in 1996. Injury reports declined steady
from 1997 to 2006.
Conclusions: FDA guidance appears most efficacious in injury prevention and we encourage
its incorporation into the enforceable performance standard. We also advise that tanning
industry professional training programs seek standardization/accreditation of their
personnel certifications through recognized accreditation bodies such as ANSI or ISO/IEC.
I n the US, Food and Drug Administration (FDA) specific
regulation of the indoor tanning industry officially began
with the publication, in 1979, of a performance standard for
sunlamps and sunlamp products (1). The current revision of this
standard was issued in September 1985 (2) supplemented by
several guidance documents (3–5) issued to the tanning industry
to assist in complying with the standard. Most notable among the
revisions to the 1979 standard was the revision of the
specification of the maximum exposure timer. The fixed 10 min
maximum exposure timer specified by the 1979 standard was
deemed inappropriate for many devices and was replaced by a
timer based on the effective spectral intensity of the particular
unit (5).
Classified as medical devices, initially Class 2 and later changed
to Class 1, sunlamps have been subject to premarket review of
information regarding the construction and compliance of each
model of sunlamp device and their manufacture under ‘good
manufacturing practices’. Consequently sunlamps have also been
subject to the ongoing reporting requirements of FDA’s medical
device adverse event reporting programs (6) in which problems
and injuries involving users of the new set of indoor tanning
devices were documented.
In early 1989 two reports were published (7, 8) documenting
injuries coincident with indoor tanning, collected by surveys of
dermatologists, ophthalmologists, and emergency room
personnel, conducted in Wisconsin, USA, during a 1-year
period (July 1, 1985–July 1, 1986). Afterwards a number of
papers cited this single example as if it were representative of
indoor tanning related injuries nation wide. This has continued
and a number of papers within the past several years still
reference these 1989 reports regarding the risk or incidence of
injury (9–12). Unfortunately, neither of the publications based
on the Wisconsin survey mention the revision of the sunlamp
performance standard or issuance of significant guidance to the
tanning industry which occurred during the time frame the
surveys were collected.
In this study we have endeavored to examine available online
information on tanning related injuries archived by FDA’s
medical device adverse event reporting programs as well as that
independently complied by the US Consumer Product Safety
Commission. Drawing on our experience in the photobiological
risk assessments, necessary for establishing appropriate sunlamp
exposure timer limits, and our ongoing involvement in tanning
standards development work we undertook to evaluate this data
r 2009 John Wiley & Sons A/S � Photodermatology, Photoimmunology & Photomedicine 25, 216–220216
for insight into the etiology of UV-related indoor tanning
injuries.
Methods
We examined the records available in two searchable online
databases, the MDR Data (Device Experience Network database)
and the MAUDE Data (Manufacturer and User Facility Device
Experience database) provided by the FDA’s Center for Devices
and Radiological Health (CDRH) (13).
We downloaded MDR data files (14), covering the years
1984–1997, extracted the files into spreadsheets and sorted the
records according to FDA product code. The FDA product codes
(15) listed on the date of download, July 17, 2007, included the
related codes: LEJ (Booth Sun Tan), RAB (Sunlamp Products (Pre-
Standard)), REF (Suntan Bed), REG (Suntan Lamp), REH
(Tabletop Sunlamp System). The more recent MAUDE database
(16) was queried for these product codes rather than
downloading the more numerous files. The only relevant
product code found in the MDR and MAUDE reports was LEJ.
Sometimes several injured individuals were reported in the
same record and in these instances we have replicated those
records so that each injured individual is counted. In order to
compare and combine the two sets of data we also had to
establish a set of parameters common to both data sets. These
were combined into a single set of data. Each record was
reviewed with respect to a semi-hierarchal set of yes/no
questions. The questions used were:
1. Was an injury reported?
2. Did injury result in hospitalization?
3. Did injury result in other medical attention?
4. Did injury result from UV exposure?
5. If UV injury, did exposure timer fail?
6. If UV injury, was exposure timer altered?
7. If UV injury, were incompatible lamps installed in unit?
8. Was information reported to establish adherence to
exposure guidance?
9. If reported, was exposure guidance followed?
10. Was UV protective eyewear used?
11. Was individual �19 years old?
12. Did report indicate equipment complaint?
13. Did report indicate lotion complaint?
14. Did report indicate staff complaint?
The answers to these questions were compiled into columns of
a spreadsheet and sorted according to common elements,
enabling the examination of circumstantial factors relating to
the reported UV related injuries.
Limitations
The FDA stresses that the reports contained in some of these
databases probably do not represent the total number of either
injuries or complaints as their submission is in part voluntary
and not a statistically sampled evaluation of adverse event rates
or comparison of event occurrences across device types. We
cannot find any information sent to physicians that such
compliance might be necessary and desirable especially to
insure necessary regulation. Additionally, such records possibly
over-represent more serious injuries as these complainants
may disproportionately seek documentation of incidents in
governmental records.
In addition to the FDA the Consumer Product Safety
Commission (CPSC) has collected hospital emergency room
reports of indoor UV device-related injuries for some years,
1972–1993 resuming in 1996 for ‘Sun lamps’ and 1980–1993
for ‘Suntan booths’ (17). In the late 1990s the FDA requested that
CPSC reinstate the suntan booths emergency reporting room
category for a one year period ending in June 2000 (17). The
FDA received that data but it is not included in this manuscript
because it has not, to our knowledge, been made publicly
available.
Results
The MDR database returned a set of 77 relevant reports
representing the larger set of injuries. The more recent MAUDE
database query returned 58 original reports. Expanding the
reports on multiple individuals for each injury resulted in there
being 142 total reports derived from the initial 135 extracted
from the two data sources. The incidents reported consist of
mechanical and electrical injury and acute UV overexposure and
do not include data on cumulative or chronic UV effects.
Figure 1 shows the major results of our analyses of the two
CDRH databases. From this we compiled documentation of
111 injured individuals with 56 reported injuries because of
UV exposure. Only 16 of all reported injuries required
hospitalization, seven of which were caused by UV exposure.
Injuries not involving UV represent close to 50% of all indoor
tanning injuries.
Of the 56 injuries reported involving UV overexposure, 36%
(Table 1) documented disregard of the mandatory warning
labeling on required eye protection and/or failure to follow
FDA guidance (3–5) on use of specific compatible lamps in units,
acclimatization schedule and maximum exposure time.
Regarding teenage tanning, in the data set there are seven
reports on individuals � 19 years old but only 4 of these
injuries are due to UV exposure. One teenager required
hospitalization due to UV exposure exacerbated by lack of
protective eyewear.
Among the total incidents we examined, two deaths were
reported. One appears to have been a heart attack before UV
exposure. The other was a dermatological patient, undergoing
photochemotherapy with oral psoralen, who suffered a fatal
phototoxic response following exposure.
There were considerably more reports of injuries involving
UV (48) to the FDA during the first 10 years of US indoor
tanning (1985–1995) when there were up to one million daily
tanners. In the period since (1996–2006) the number of indoor
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Indoor tanning injuries
tanners has grown to approximately three million daily yet the
number of reported injuries involving UV for that period was
only eight.
Discussion
Statements by various investigators suggesting that there are
numerous injuries from indoor tanning seems to lack
supporting evidence in our examination of the available FDA
databases. The FDA emphasizes that the reports submitted to
them do not include the totality of injuries that probably
occurred. They suggest the likelihood that some injuries go
unreported, which is indisputable. However, anecdotal
comments from tanning industry sources claim that there have
been very few injury lawsuits, averaging less than one per year.
Few FDA reports made statements regarding litigation of injury
claims, consistent with this low rate of acknowledged law suits.
This, coupled with the low incidence of injury reporting, relative
to the estimated numbers of solaria patrons, suggests a relatively
low rates of serious acute injuries have actually occurred in
indoor tanning.
The FDA has provided the tanning industry with several
guidance documents (4, 5) regarding compatible lamps installed
in units, appropriate maximum exposure timers and an
acclimatization exposure schedule that should be followed. A
substantial number, 36%, of the injuries we reviewed seem to
have occurred as a result of failure, on the part of the tanner or the
solaria, to follow this guidance. Since the majority of UV injury
records were mute on the matter of guidance, we suspect a greater
percentage of these incidents were also preventable by simply
following FDA guidance policies. However, it should be noted that
FDA guidance policies are not enforceable and do not have the
same authority of law as do FDA performance standards (18).
0
5
10
15
20
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
Hospital Injury
UV Injuries
Injuries
# Reports
Num
ber
of R
epor
ts
Year Type of Report
Hospital Injuries
UV Injuries
All Injuries
Expanded Reports
Fig. 1. FDA MDR & Maude Indoor Tanning Reports (1985–2006). The reports seem to include complaints other than injuries. Injuries can be divided in
to UV induced injuries and mechanical and electrical injuries. Only 56 injuries involved over exposure to UV during this period. Sixteen injuries required
hospitalization but only half involved over exposure to UV.
Table 1. Injury from failure to follow FDA sunlamp guidance and
labeling
Wrong
LampInstalled
Did Not
Wear EyeProtection
Did Not
Follow
ExposureSchedule
TimerAltered
27% 11% 7% 2%
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Dowdy et al.
Recently the issue of teenage indoor tanners has become a
focus of concern. Our analysis of these databases found seven
reports on individuals identifiable as belonging to this age group.
Only four seem to have received UV injuries, one of which
involved hospitalization due to lack of protective eyewear.
Another injury in this age group resulted from failure to follow
guidance using a coin operated unsupervised tanning unit. It is
our understanding that such self-service units are now less
common and in some jurisdictions no longer allowed.
Regarding two deaths that were reported, the fatal heart attack
was evidently only coincidental to the tanning salon location. The
only reported UV related fatality was a fatal phototoxic reaction
of a dermatological patient undergoing photochemotherapy with
oral psoralen. There is a warning label on tanning appliances
mandated by the FDA performance standard, which specifically
states:
‘Medications or cosmetics may increase your sensitivity to
the ultraviolet radiation. Consult physician before using
sunlamp if you are using medications or have a history of
skin problems or believe yourself especially sensitive to
sunlight.’ (2)
Given these precautions, this unfortunate incident may
reasonably be attributed to failure to heed the mandated
warning label.
Phototherapy drugs, psoralens in particular, are prominent
among the FDA’s list of drugs that increase sensitivity to light
(19). This list is widely used in the tanning industry to both
educate tanning salon staff and to inform prospective
tanners (20, 21). Unfortunately the list of photosensitizing
drugs, or its use in the solaria, is not formally part of the
sunlamp performance standard or FDA guidance to the tanning
industry.
We found 11% of the injuries were attributable to lack of
protective eyewear. The performance standard requires the
provision, by sunlamp manufactures, of protective eyewear with
devices sold. The admonition to wear eye protection is also
included on the warning label required by the performance
standard. This warning label displayed on a tanning machine,
also the topic of one of the guidance documents (3), is arguably
the only form of guidance the FDA provides the end user. This
warning label is currently under review for its effectiveness in
communicating these important messages to tanners (22).
There is a predominance of injury reports during the first ten
years of indoor tanning (1985–1995), with six times more UV
related injuries reported than for the 1996–2006 period. This is
probably a reflection of the cessation of much mandatory
reporting in 1996. However, in spite of the sizeable increases in
the number of tanners, now numbering some 3 million daily,
there have not been a concomitant increase in injury reports
during the past decade. This observation is paralleled by data
available from the CPSC through their online search portal, (23)
which also shows (Table 2) declining incidents with the three
year average decreasing from 32 (1991–1993) to 6.3
(1998–2000) to 1.0 (1905–1907).
Since the beginning of formalized indoor tanning, courses to
educate tanning salon operators have been developed by various
industry groups. Over the years the content of the courses have
improved and presumably so have tanning operators
understanding of how to adhere to FDA regulations and
guidance. The tanning salon industry has been diligent in
educating those managing and staffing these establishments to
reduce injuries by conforming to FDA guidance. It is certainly
reasonable to attribute some portion of the comparatively low
number of recent UV injury incident reports to these training
programs. A number of states now require operators to take
similar courses and accept only state approved certifications. We
propose that tanning industry educational programs seek formal
standardization and accreditation of these personnel certification
programs through a recognized accreditation body such as ANSI
or ISO/IEC.
Clearly the primary public health concerns about the practice
of indoor tanning are the long-term effects, in particular skin
cancers. In many epidemiological studies incidence of severe
sunburn is the primary correlate to increased skin cancer risk.
Consequently, the only information potentially relevant to
chronic ill effects discernable from examination of these
databases are the incidence of reported UV overexposure
injuries and the clear correlation of this type of injury with
failure to follow exposure schedules provided in FDA guidance
policies.
Current guidance, when followed, seems to have effectively
produced a minimum of acute UV exposure injuries. This is
seemingly supported by the observation that, FDA and CPSE no
longer require some types of reporting of injuries involving
indoor tanning, presumably because there were insufficient
incidents to warrant mandatory surveillance. We remain
concerned that some of the changes proposed by FDA/CDRH to
US sunlamp regulations may be problematic. In particular we are
Table 2. Results of CPSC NEISS online query, code: 1609 sun lamps
Year Sample Count
3 Year National Adjusted
Average Injury Estimate Estimate
1991 39 1945 18851992 34 1343 1294
1993 23 32.0 N/A� 1072
1994 Not collected
1995 Not collected1996 12 N/A� 388
1997 7 N/A� N/A�
1998 10 9.7 N/A� N/A�
1999 3 6.7 N/A� N/A�
2000 6 6.3 N/A� N/A�
2001 6 5.0 N/A� N/A�
2002 4 5.3 N/A� N/A�
2003 1 3.7 N/A� N/A�
2004 2 2.3 N/A� N/A�
2005 1 1.3 N/A� N/A�
2006 2 1.7 N/A� N/A�
2007 0 1.0 N/A� N/A�
�Not available (considered unstable).
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Indoor tanning injuries
afraid that the proposed �50% increase to the maximum
exposure timer combined with limiting exposure schedules to
levels that may not maintain UV acclimatization will create
increased incidence of episodic overexposure (24, 25).
Accordingly, we urge that before promulgating new regulations
which may depart from current polices, FDA should, as they
proposed in 1999 (26), elevate their existing guidance to the
level of an enforceable standard.
Acknowledgement
This work was supported in part by the UV Foundation.
Disclaimers: The opinions and conclusions stated in this paper
are those of the authors and do not represent the official position
of any of the following organizations: RMS is a member of UL
Standards Technical Panel 482, and also of Commission
Internationale de L’Eclairage (CIE) Technical Committe 6–58.
JGS is the President of the UV-Foundation, a member of the
Board of Directors of the Indoor Tanning Association (ITA) and a
member of the International Electrotechinical Comission (IEC)
Technical Committee 61, Maintenance Team 16.
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