Risk

  • Posted: June 14th, 2010 - 9:37am by Doug Powell

    Canada is so complacent that when a leading hospital provides terrible food safety advice, no one notices.

    Although Canada’s track record with ridiculous things said involving listeria is hard to match.

    There’s a recall of some pre-cooked meat products going on right now. No one is apparently sick, but this is how Canada’s version of state-sponsored jazz reported the event:

    CBC News says a Winnipeg food processor is recalling its pre-cooked meat products after an Alberta customer raised concerns about possible contamination with listeria bacteria.

    Smith's Quality Meats, which sells in provinces from British Columbia to Ontario, has voluntarily pulled a wide variety of its products from shelves.

    I’m not sure customer is the best word. Maybe the customer walked into the store with those magic I-can-see-listeria goggles.

    Smith's spokesman Andy Van Patter said,

    "The discovery was made on one product at one location in Alberta through testing performed by our customer. There [is] no indication that other products are affected."

    Oh, Smith’s supplied the meat to someone and they tested it and got a listeria positive. Got it.

    CTV News reported that people with weak immune systems, pregnant women and the elderly are most at risk from listeriosis.

    Unless you’re a medical professional at Toronto’s Sick Kids Hospital, where there is no risk of listeria to pregnant women or the elderly as long as food is bought from reputable sources. Their words, not mine.
     

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  • Posted: May 23rd, 2010 - 2:15pm by Doug Powell

    Folks are rightly skeptical about the safety of the food supply. Outbreaks of foodborne illness are happening daily, and some of the outbreaks involve levels of deception, malfeasance and yukkiness that are criminal.

    Levels of trust ain’t good.

    Lynn Frewer, formerly of the U.K. and now based at Wageningen University in The Netherlands, has been doing the food safety risk communication thing for a long time and is darn good at it. Frewer and colleagues published a new paper in Food Policy last week that summarized much of the existing research and some new work to map out a strategy for those who talk about food safety in public arenas.

    The results validated what a bunch of us have been saying for decades:

    • understand consumer risk perceptions and information needs;
    • segment and target communications;
    • institutions and industry must stress risk mitigation activities, including prevention and the effectiveness of enforcement systems;
    • account for cultural and at-risk populations when creating messages;
    • enhance transparency by making public information about ongoing management and research activities, the processes adopted regarding establishing regulatory and resource allocation priorities, and whether rapid responses by food risk managers to mitigate food safety incidents have been made;
    • consumer protection and public health must be the top priority; and,
    • tell ‘em what you don’t know (I’m sure that’s a scientific term).

    How are such recommendations executed, especially during an outbreak of foodborne illness, when consumers are paying attention?

    Gustavo Anaya, the owner of Oregon’s Los Dos Amigos Family Mexican Restaurant, issued a written apology to its customers after 30 patrons were sickened in a Salmonella outbreak linked to the Jackson Street, Roseburg, business.

    Gustavo and his son, Manny Anaya, delivered letters to media outlets in Douglas County on Friday.

    “We send our sincerest apologies to the people and family members who were affected by the salmonella outbreak,” the letter stated.

    Saying, I’m sorry, is not always an admission of blame. It’s also a sign of empathy, that most basic of human traits, which is crucial in building trust.

    Communications alone, however, are never enough. The restaurant will have issues if it is discovered to have improperly assessed or ignored food safety risks.

    Cope, S., et al. Consumer perceptions of best practice in food risk communication and management: Implications for risk analysis policy. Food Policy (2010), doi:10.1016/j.foodpol.2010.04.002

     

    Abstract

    As a consequence of recent food safety incidents, consumer trust in European food safety management has diminished. A risk governance framework that formally institutes stakeholder (including consumer) consultation and dialogue through a transparent and accountable process has been proposed, with due emphasis on risk communication. This paper delivers actionable policy recommendations based on consumer preferences for different approaches to food risk management. These results suggest that risk communication should be informed by knowledge of consumer risk perceptions and information needs, including individual differences in consumer preferences and requirements, and differences in these relating to socio-historical context associated with regulation. In addition, information about what is being done to identify, prevent and manage food risks needs to be communicated to consumers, together with consistent messages regarding preventative programs, enforcement systems, and scientific uncertainty and variability associated with risk assessments. Cross-cultural differences in consumer perception and information preferences suggest a national or regional strategy for food risk communication may be more effective than one applied at a pan-European level.

     

    http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VCB-502NK5Y-1&_user=10&_coverDate=05%2F13%2F2010&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=126449b7903c417060e53954e450d621

     

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  • Posted: April 16th, 2010 - 4:53am by Doug Powell

    Listeria is a problem. And it’s not going away.

    That stood out for me in the 2009 FoodNet data, providing a snapshot of foodborne barf across the U.S.

    I told Elizabeth Weise in today’s The USA Today that the 19 per cent annual increase in listeriosis is in part due to the length of time people keep deli meats in refrigerators.

    "Sliced deli meat is only good for two to three days." Listeria is particularly dangerous to pregnant women, young children and the elderly. It's "a huge problem. Thirty percent of the people who get it die.

    The U.S. Department of Agriculture is working on a risk assessment of deli meats, says David Goldman of the USDA's Food Safety Inspection Service.

    Those risk assessments have been around since at least 2000.

    Several papers published in the latest issue of the Journal of Food Protection show that deli meats sliced – fresh – at the counter are more dangerous than the stuff bought in packages.

    Endrikat, et al. note that deli meat was ranked as the highest-risk ready-to-eat food vehicle of Listeria monocytogenes within the 2003 U.S. Food and Drug Administration and U.S. Department of Agriculture, Food Safety and Inspection Service risk assessment (see, those risk assessments have been done).

    “A sensitivity analysis, assessing the effect of the model's consumer storage time and shelf life assumptions, found that even if retail-sliced deli meats were stored for a quarter of the time prepackaged deli meats were stored, retail-sliced product is 1.7 times more likely to result in death from listeriosis.”

    The stuff people buy in packages is safer, because of the antimicrobials approved for use in the U.S. and because those slicers are really hard to clean.

    I like that the Publix supermarket chain labels their deli meats to inform consumers that the stuff doesn’t last forever.

    “The Publix Deli is committed to the highest quality fresh cold cuts & cheeses
. Therefore we recommend all cold cuts are best if used within three days of purchase
. And all cheese items are best if used within four days of purchase.”

    The provision of such information did not require Congressional hearings and did not require some hopelessly-flawed consumer education campaign; it required a food safety type to say, this is important, let’s do it.

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    Listeria  |  0 Comments
    Deli Meat, Listeria, Pregnant, Risk
  • Posted: March 24th, 2010 - 4:20pm by Doug Powell

    Risk comparisons can be risky: they usually offend the target audience and make the author sound like a jack-ass.

    James Wesson, oyster scientist with the Virginia Marine Resource Commission, told the Daily Press that the overwhelming majority of oysters sold in the United States are not contaminated, adding,

    "More people die each year from eating Cheetos than from eating oysters.”

    No data was provided.

    The comment was made as part of a story about Virginia regulators requiring stiffer rules to prevent the sale of contaminated oysters harvested from the Chesapeake Bay during warm-water months.

    Each year about 15 people die from eating contaminated oysters, according to the agency. Most of the problem oysters come from the Gulf of Mexico, but at least one has been linked to Virginia waters since 2000, said Robert Croonenberghs, director of the state Health Department's shellfish sanitation division.

    If the FDA finds another contaminated oyster sold by Virginia seafood suppliers, the agency could prohibit shipping raw oysters outside state lines, he said. Such a ban could stifle the industry and cause thousands of dollars in losses to suppliers, watermen, and oyster farmers.

    The number of deaths may be statistically trivial – unless it happens to you or someone you know. And this risk can be managed.

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  • Posted: March 4th, 2010 - 5:36pm by Doug Powell

    There’s this Joint Institute for Food Safety and Nutrition at the University of Maryland where U.S. Food and Drug Admin. types go to be trained in all matters related to food risk.

    A few years ago, I shook hands with one of the directors and said, sure, I’ll help you out on risk communication stuff, cause he said they sorta sucked at it.

    I never heard back, despite several e-mails.

    And they still suck at it.

    JIFSAN’s spring symposium is, Risk Communication - Communicating Science to the Public.

    Risk communication 101: talk with people, not to them. If any of you had kids you would know this.

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  • Posted: February 25th, 2010 - 6:54pm by Doug Powell

    I keep meaning to start my seedlings for the garden, which I should have done weeks ago. But it has been unseasonably cold and, after four years in Kansas, I’m liking the warmer weather. So bring it on. ‘Tis the season. And maybe I’ll get motivated.

    With others in the U.S. also starting their seedlings there is the usual nonsense about how home-grown is safer. That depends on who is crapping in the garden. But apparently, I should be more concerned about playing with the potting soil.

    Eurosurveillance reports today that three cases of Legionnaires’ disease caused by Legionella longbeachae Sg 1 associated with potting compost have been reported in Scotland between 2008 and 2009. The exact method of transmission is still not fully understood as Legionnaires’ disease is thought to be acquired by droplet inhalation. The linked cases associated with compost exposure call for an introduction of compost labelling, as is already in place in other countries where L. longbeachae outbreaks have been reported.

    It has been reported that various Legionella strains have been isolated from different types of potting soils including peat. In Australia, where cases and outbreaks of L. longbeachae have been reported, the standards for composts, soil conditioners and mulches provide clear guidance to commercial producers of compost on how to process organic materials into compost in a safe and effective way. These standards also include requirements for labelling bags and promoting safe and healthy gardening practices. Public health advice includes the risk of Legionnaires’ disease following exposure to compost or potting soil.

    The cases reported here emphasize the need for a voluntary use in the UK of an industry-agreed warning label for potting soil, as the risk of Legionnaires’ disease associated with compost is now clearly identified.

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  • Posted: February 23rd, 2010 - 3:42pm by Doug Powell

    Professional golfer Tiger Woods and Japanese automaker Toyota are both struggling under the media spotlight to repair their damaged public images and resorting to public statements and advertizing. But communications alone is never enough when faced with a risky situation – it’s the combination of risk assessment and management, along with communications, that helps individuals, corporations and governments regain trust and public favor.

    New research from a team led by Dr. Doug Powell, an associate professor of food safety at Kansas State University and published in the journal, Public Understanding of Science, further validate the idea that words alone are never enough when managing a food safety crisis – actions are also important.

    The authors examined two incidents of dioxin contamination of food in Belgium and the Republic of Ireland in 1999 and 2008, respectively. In both cases, dioxins reached the food supply through the contamination of fat used for animal feed. The food and agricultural industries connected to each incident relied on crisis management activities of federal governments to limit adverse public reaction.

    In 1999, the Belgian government delayed communicating with the public and other European agencies about possible risks, failed to acknowledge perceived risks with dioxin-laden feed, and ultimately suffered huge economic losses, a damaged food industry and deterioration in public confidence.

    In the winter of 2008, the Republic of Ireland faced a similar dioxin-in-animal-feed crisis and, unlike the Belgian response, promptly communicated with the public, and acknowledged perceived risks by mandating that all pork products released for sale were to carry a special label to indicate they had no association with the potentially contaminated feed.

    “Prompt communications with the public, acknowledgement of both real and perceived risks, and control of stigma surrounding a hazardous incident are important factors in effective crisis management,” said Powell. “The Irish government succeeded by not only saying the right things, but by removing potentially contaminated product from commerce in a timely manner. Actions and words must be consistent to manage any crisis and garner public support.”

    Abstract below:

    Government management of two media-facilitated crises involving dioxin contamination of food
    23.feb.10
    Public Understanding of Science
    Casey J. Jacob, Corie Lok, Katija Morley, and Douglas A. Powell
    http://pus.sagepub.com/cgi/content/abstract/0963662509355737v1
    Abstract
    Incidents become crises through a constant and intense public scrutiny facilitated by the media. Two incidents involving dioxin contamination of food led to crises in Belgium and the Republic of Ireland in 1999 and 2008, respectively. Thought to cause cancer in humans, dioxins reached the food supply in both incidents through the contamination of fat used for animal feed. The food and agricultural industries connected to each incident relied on crisis management activities of federal governments to limit adverse public reaction. Analysis of the management of the two crises by their respective federal governments, and a subsequent review of crisis management literature, led to the development of an effective crisis management model. Such a model, appropriately employed, may insulate industries associated with a crisis against damaged reputations and financial loss.
    First published on February 5, 2010
    Public Understanding of Science 2010

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  • Posted: February 9th, 2010 - 9:48pm by Doug Powell

    A study published last year in the International Journal of Food Microbiology shows that people can catch certain diseases (trichinosis, pentastomiasis, gnathostomiasis and sparganosis) by eating the meat of reptiles such as crocodiles, turtles, lizards or snakes (or iguanas, right).

    Simone Magnino, lead author of the study and a researcher for the World Health Organization (WHO), told the Spanish Foundation for Science and Technology that,

    "The clearest microbiological risk comes from the possible presence of pathogenic bacteria, especially Salmonella, and also Shigella, Escherichia coli, Yersinia enterolitica, Campylobacter, Clostridium and Staphylococcus aureus, which can cause illnesses of varying degrees of severity."

    This expert says the data about risks to public health are still inconclusive, since there is no comparative information about consuming this meat and the prevalence of pathogens. Also, there are few published research articles about cases of illness associated with consuming reptile meat.

    The experts advise people to freeze the meat, just as they would with other foods from animal sources, since this deactivates parasites. Industrial processing and proper cooking (not leaving the meat raw) can also kill off pathogens.


    Citation: Simone Magnino, Pierre Colin, Eduardo Dei-Cas, Mogens Madsen, Jim McLauchlin, Karsten Nöckler, Miguel Prieto Maradona, Eirini Tsigarida, Emmanuel Vanopdenbosch and Carlos Van Peteghem. "Biological risks associated with consumption of reptile products." International Journal of Food Microbiology 134 (2009) 163, September 2009.
     

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    eat, Food, food safety, Pathogens, reptile, Risk
  • Posted: December 28th, 2009 - 6:23am by Doug Powell

    Meatingplace reports this morning that two approved red food dyes, FD&C No. 3 and No. 40, stain the protein and fat in bologna and turkey lunchmeat and may help deli managers quickly determine areas of listeria contamination, according to a study by University of Arkansas researchers funded by the American Meat Institute Foundation.

    Researchers noted that use of a 1:1,000 dilution of the dyes could enable deli managers to determine whether additional cleaning is required before sanitizing the slicker or beginning operations.

    Researchers also found that heating deli slicer components in moist oven conditions caused a five-log reduction of listeria within three hours at 82 degrees C. However, because this treatment would not be feasible to use on an assembled deli slicer because of potential damage to the electrical components, continuing research involves using various sanitizers alone and in combination with moist heat to reduce potential listeria contamination of disassembled stainless steel and aluminum deli components.

     

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  • Posted: December 20th, 2009 - 8:25pm by Doug Powell

    Keeping pets healthy can reduce infection risks for people who have received solid organ transplants and veterinarians should be seen as an integral part of the healthcare team.

    That’s just one of the recommendations in a new supplement in the American Journal of Transplantation. Dr Robin K Avery from the Cleveland Clinic, Ohio, said,

    "Our paper aims to highlight the infection risks that transplant recipients experience in their daily lives. These include pet ownership, food safety, safe sex, sporting activities and work-related issues."

    Those are some of my favorite activities, although not in that order.

    * Wash hands frequently and thoroughly to prevent infections transmitted by direct contact, such as food, pets and gardening, even if gloves are used. Patients should avoid changing baby's diapers if possible.

    * Steer clear of foodstuffs like unpasteurised cheese, salad dressings made with uncooked eggs, raw seed sprouts, cold cuts and smoked seafood.

    * Balance the psychological benefits of pet ownership with the potential infection risk. A variety of infections can be transmitted to humans from animals like young cats, reptiles, rodents, chicks and ducklings. Animal feces are also dangerous, so cleaning out cages and litter boxes should be avoided or disposable gloves and face masks worn. Ideally the transplant recipient should wait at least a year before getting a new pet.

     

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