The forces that shape heatlh care

Thinking about the programs for health care reform proposed by the three Presidential candidates highlights a distinct peculiarity of American style health care.

American health care is shaped to an unprecedented degree by five forces:

1) The drug industry

2) The health insurance industry

3) Hospitals

4) Fear of litigation

5) The uniquely American attitude of refusing compromise in access to health care services or products, regardless of the cost (for those who can afford health insurance)


All five of these unique forces have created this thing (monster?) we call health care. Remove or modify any one of these forces, and the health care landscape would look dramatically different.

The drug industry has recently been on the receiving end of plenty of negative press. This warms my bones. Decades of heavy-handed lobbying, sleazy marketing to physicians (all too willing to be wined and dined), and behind-the-scenes manipulation of clinical data are coming back to bite them. Sadly, the drug industry is so powerful that this bit of fuss is not likely to substantially change their ways.

I am thrilled that all three Presidential candidates agree that reimportation of drugs from outside the U.S. is a good idea. While the shrug of the shoulders federal and state attitude towards importation of drugs from Canada has not resulted in cost savings sufficient to impact on overall costs, it surely will lead to savings when practiced on a broad basis by pharmacies, distributors, and other bulk buyers of pharmaceuticals.

Senator Obama, in particular, has used strong language in his criticism of the health insurance industry, tough talk that is needed in an age in which insurance executives bring home salaries in the hundreds of millions of dollars and stock prices are climbing due to substantial profit gains within the industry, going against the grain of increasingly costly premiums. However, the Clinton experiment of federalizing health care during Bill Clinton's term that caused all the big boys to band together (most notably health insurance companies and drug industry) has tempered enthusiasm for attacking the insurance industry head-on. In both Democrats' health care reform proposals, the option of private insurance is preserved, as it is in the McCain proposal.

How about hospitals? Hospitals, though on a smaller scale than the nationwide reach of the drug and insurance industries, aim to maintain health service delivery in hospitals. For instance, the high-tech bypass service in the hospital gets plenty of local media coverage, as does the newest DaVinci robotic surgery, bariatric surgery, and other revenue-rich services. Many hospitals have forgotten that their mission is delivery of health, of which revenue creation and profiting from disease should only be part.

How big is fear of litigation? Estimates vary, but several have quoted numbers in the neighborhood of 20 to 30% of overall health care costs. At the street level from what I see, I'd say at least that much. Fear of litigation is rampant, often unrestrained, and sometimes leads to the craziest, illogical sequence of testing. Chest pain, for instance, no matter how trivial, will typically trigger around $5000 worth of testing (nuclear stress test, echocardiogram, laboratory work, etc.) Emergency room visit for a minor injury? CT scan of head, chest, abdomen. A formula to minimize this aspect of fear in health care delivery would generate enormous savings.

The last issue, the uncompromising nature of Americans in health--always wanting the latest new drug, new procedure, "best" surgeon--often simply causes the health care consumer to fall victim to marketing. If a hospital advertises the newest procedure, people want it regardless of whether it represents genuine improvement over the older procedure. The newest sleeping pill, antidepressant, antihypertensive, etc. replaces the old yet equivalent product, but at considerably greater cost.

I am optimistic that, regardless of which candidate gains the White House, that some reform is on the way. I do fear, however, that progress will be small and incremental, since major change of the sort that would slash hundreds of billions of dollars in costs would rouse the powers-that-be (drug industry, health insurers, etc.) to once again combine forces and combat the disruption of their franchise.

Until you and I see real change and cost savings coming through either legislation or free market advances, we need to continue to make full use of the self-empowering health information that we gain through venues like the web.



Copyright 2008 William Davis, MD

Comments (5) -

  • Anonymous

    5/9/2008 12:25:00 PM |

    I know some ladies at my barber shop that will enjoy reading this article.  2 hair cuts ago I mentioned the TYP program to my barber.  To my surprise when i came in for my last cut 5 hair cutting ladies began questioning me about heart health, and wanted my opinion on the up coming Presidential elections and what it means for the health care industry.  One lady asked questions about where can one of her customers be tested for lipoprotien A.  I was impressed.  

    I recently mentioned to my father what happened so he decided to try the same with his Florida hair cutter.  Same interest from all the barbers in the shop happened to him  he told me last night.

  • vin

    5/9/2008 2:49:00 PM |

    You can add GREED to the list.

  • Anonymous

    5/10/2008 4:36:00 PM |

    I have thought for some time that the medical services industry resembles a 3 headed dog (providers, pharma and insurance companies): all 3 heads snapping away for their piece of the poor consumer....
    Many changes need to be made but there is so much pressure (money) to maintain the status quo that I don't think it will ever happen.
    What would shake up the industry would be for more people to take responsibility for their own health and not put so much trust in the system!

  • Anonymous

    5/12/2008 11:56:00 PM |

    Isn't it strange how our government supports expensive treatments and drugs needed AFTER one gets ill?  Once we are in trouble, we are generously allowed to claim tax deductions or pay for drugs and treatment out of tax free Flexible Spending Accounts.

    It would make more sense to allow us to use those tax free Flexible Spending Accounts to help pay for the supplements and life style choices required to PREVENT getting ill in the first place.  --- Too bad:  supporting prevention does not generate useful cash flows for the health care industry, it does not generate incomes for lobbyists, and it does not generate campaign funds and votes for politicians.

  • kamagra

    8/15/2010 6:10:48 PM |

    I have thought for some time that the medical services industry resembles kamagra and cheap kamagra(providers, pharma and medicine ):

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DIRECT Study result: Low-carb, Mediterranean diets win weight-loss battle

DIRECT Study result: Low-carb, Mediterranean diets win weight-loss battle

Drs. Iris Shai and colleagues released results of a new Israeli study, the Dietary Intervention Randomized Controlled Trial (DIRECT) Trial, that compared three different diet strategies. Of those tested, a low-carbohydrate diet was most successful at achieving weight loss.

You can find the full-text of the study on the New England Journal of Medicine website.

322 participants followed one of three diets over two year period. Compared head-to-head, the (mean) weight loss in each group was:

• 2.9 kg (6.4 lbs) for the low-fat group
• 4.4 kg (9.7 lbs) for the Mediterranean-diet group
• 4.7 kg (10.3 lbs) for the low-carbohydrate group

(Average age 52 years at start; average body-mass index, or BMI, 31.)

The conclusion was that the low-carb diet performed the best, with 60% greater weight loss, with the Mediterranean diet a close second.


The diets

The low-fat diet was based on the American Heart Association diet, with 30% of calories from fat (10% from saturated fat) and food choices weighted towards low-fat grains, vegetables, fruits, and legumes and limited additional fats, sweets, and high-fat snacks; calorie intake of 1500 kcal per day for women and 1800 kcal per day for men was encouraged.

The Mediterranean diet was a moderate-fat diet rich in vegetables, with reduced red meat, and poultry and fish replacing beef and lamb. Total calories from fat of 35% per day or less was the goal, with most fat calories from olive oil and a handful of nuts. Like the low-fat program, calories were limited to 1500 kcal per day for women, 1800 kcal per day for men.

The low-carbohydrate diet was patterned after the popular Atkins’ program, with 8% participants achieving the ketosis that Dr. Atkins’ advocated as evidence that a fat-burning metabolism was activated, rather than sugar-burning as fuel. For the 2-month “induction phase,” 20 grams of carbohydrates per day was set as the goal, followed by 120 grams per day once the weight goal was achieved. Unlike the other two diets, calories, protein and fat were unlimited.


Weight loss, lipids, inflammation

You can see from the weight loss graph that the low-carb approach exerted the most dramatic initial weight loss. Interestingly, much of the weight-loss benefit was lost as the carbohydrate intake increased, by study design, back to 120 mg per day. However, the other two diet approaches showed similar phenomena of “giving back” some of the initial weight loss.

The low-carbohydrate diet exerted the greatest change in cholesterol, or lipid, panels: increased HDL 8.4 mg/dl vs. 6.3 mg/dl on low-fat; the triglyceride response was the most dramatic, with a reduction of 23.7 mg/dl vs. 3.7 mg/dl on low-fat. Interestingly, the LDL cholesterol-reducing effect of all three diets was modest, with the most reduction achieved by the Mediteranean diet.

The inflammatory measure, C-reactive protein (CRP), was reduced most effectively by the low-carb and Mediterranean diets, least by the low-fat diet. HbA1c, a measure of long-term blood sugar, dropped significantly more on the low-carb diet.

When the final dietary composition was examined, interestingly, there really were only modest differences among the three diets, with 8% less calories from carbs, 8% greater calories from fat, comparing low-carb to low-fat, with Mediterranean intermediate.



Taken at face value, this useful exercise quite clearly shows that, from the perspective of weight loss and correction of metabolic parameters like triglycerides, HDL,CRP, and blood sugar, low-carbohydrate wins hands down, with Mediterranean diet a close second.

It also suggests that a return to a carbohydrate intake of 120 mg/day allows a partial return of initial weight lost, as well as deterioration of metabolic parameters after the initial positive changes.

Although the study has already received some criticism for such potential flaws as the modest number of Atkins’ followers achieving ketosis (8%), suggesting lax adherence, and the reintroduction of the 120 mg/day carbohydrate advice, I can suspect that these may have been compromises drawn to satisfy some Institutional Review Board. (Whenever a study is going to be conducted involving human subjects, a study needs to pass through the review of an Institutional Review Board, or IRB. IRB’s, while charged to protect human subjects from experimental abuses, also tend to be painfully conservative and will block a study or demand changes even if they are not dangerous, but just veer too far off the mainstream.)


However, several unanswered questions remain:

1) How would the diets have compared if the carbohydrate restriction were continued for a longer period, or even indefinitely? (The divergences would likely have been dramatic.)
2) Will low-carb exert the same cardiovascular event reduction that the Mediterranean approach has shown in the Lyon study and others?
3) Are there effects on health outside of the measures followed that differ among the three diets, such as cancer? (I doubt it, especially given the modest real differences over time. But this will be the objection raised by various "official" organizations.)


I would further propose that:

Low-fat diets are dead

The AHA will cling to their version of low-fat diet, based on difficulty in changing course for any large, consensus-driven organization, not to mention the substantial ($100’s of millions) revenues derived from endorsing low-fat manufactured products. The AHA will also point to the lack of difference in LDL cholesterol among the three, since they cannot get beyond the fact that there’s more to coronary risk—a lot more—than LDL.


Off-the-shelf diets achieve off-the-shelf results

If you just need a T-shirt, a medium might fit fine. But if you’d like a nicely fitting suit or dress, then tailoring to your individual proportions is needed. When aiming towards maximizing benefits on lipoproteins and coronary risk, none of these diets achieve the kinds of changes we often need for coronary plaque reversal, as in the Track Your Plaque program. That requires making dietary changes that exert maximal effects on lipoprotein patterns.

Comments (14) -

  • Jenny

    7/19/2008 3:30:00 PM |

    Dr. Eades also has an interesting take on this study on his blog.  
    http://www.proteinpower.com/drmike/weight-loss/low-carb-diet-trumps-low-fat-diet-yet-again/#more-1286
    Many comments responding to it are interesting and worth reading as well, (Dr. Eades appears to have many readers with the same ability to cut through BS as those of the HeartScanBlog )  but two that I found especially revealing deal with how this study was reported by the press outside the US.  According to one commenter, in the UK the Daily Telegraph headline said, "Low-fat diets 'not as effective for weight loss'", and the Daily Mail's, "the controversial Atkins Diet is 'safe and far more effective than a low-fat one',study shows".   Another commenter said that in the Philippines, the Philippine Inquirer said "Low-carb diet proven best for weight control." In this country even the way an "objective" report on this subject is titled in the press seems colored by  distaste (fear?) and reluctance to give the facts their due.

  • Juhana Harju

    7/19/2008 4:52:00 PM |

    You have an interesting blog that I have been following for some time already. Personally I am a proponent of Mediterranean diet, but I would like to say that I do not agree with your claim that low fat diets are dead.

    It should be noticed that the DIRECT study was a weight loss diet for people who were obese (average BMI 31). It is well known that low fat diets are not ideal for people who are overweight or people with insulin resistance. However, low fat diets can be quite suitable for lean and active people. Japan is a good example of a population where the diet is still low fat and its coronary heart disease risk is low.

  • Aaron

    7/20/2008 7:22:00 PM |

    This study didn't prove much.  Look at the weight gain that occurred after 1 year on the diet (2 year study).  When is there going to be a true study done on a nutrient dense low fat diet (not 30% of calories like was done in this study) vs a paleo type diet and a not a vegetarian atkins-esc diet.  This study just adds to confusion.

  • Anonymous

    7/20/2008 10:11:00 PM |

    Japan may have lower heart attacks but they are suffering from thyroid problems from so called health food "soy".

  • Juhana Harju

    7/21/2008 5:04:00 AM |

    Anonymous wrote:

    "Japan may have lower heart attacks but they are suffering from thyroid problems from so called health food 'soy'."

    Soy has some harmful effects but I think that the benefial effects of soy outweigh them. Japan has one of the highest life-expectancies and the highest healthy life-expectancy in the world. For me this shows that much of what they are doing is probably right inspite of their stressful working life.

    PS. The blog takes very long to download, probably due to the Digg application and many other features.

  • Jeff Consiglio

    7/22/2008 12:55:00 PM |

    I found it interesting that certain biomarkers became less favorable within the low carb group, when they upped carbs to a mere 120 grams per day. That sure is motivation to watch one's intake of carbs! BTW, I love your take on the AHA. Cocoa Puffs are "heart friendly" just because they are low in fat? Pleeeease!

  • George

    7/22/2008 8:49:00 PM |

    I wonder if Dr. Davis could comment or rebut Dr. Ornish's expected rebuttal to this study in the latest newsweek issue. Here is the link http://www.newsweek.com/id/146641

    Great blog, great information

  • Stephen

    7/22/2008 11:58:00 PM |

    Gee, if they are making that much from endorsements, disclaimers are appropriate every time they push a diet that connects to an endorsement.

    http://www.proteinpower.com/drmike/wp-content/uploads/2008/07/taubes-response-to-bray-ob-reviews.pdf

    was great too.

    However, most people who are concerned with diet are those who are overweight.

    Juhana, yes, when I had time to exercise 20+ hours a week, an entirely different pattern of eating was appropriate than when I had a job and many fewer hours.

    I don't see the point.  Few of us are currently competitive athletes right now.

  • Juhana Harju

    7/23/2008 5:33:00 AM |

    Stephen, Japanese are doing fine without 20 hours of exercise a week.

    In my opinion, reducing carbs is necessary only when you already have an abnormal glucose metabolism due to overeating, high intake of refined carbs and sedentary lifestyle. High prevalance of overweight, obese and diabetic people is clearly a modern phenomenon.

  • renegadediabetic

    7/23/2008 2:11:00 PM |

    I too am not sure that low fat is dead.  I still hear a lot of low fat nonsense everywhere I turn.

    Low fat should be dead, but there are too many folks in the medical-dietary establishement who want to keep it on life support.

  • Anonymous

    2/2/2010 12:52:35 AM |

    My friend and I were recently talking about the prevalence of technology in our day to day lives. Reading this post makes me think back to that discussion we had, and just how inseparable from electronics we have all become.


    I don't mean this in a bad way, of course! Ethical concerns aside... I just hope that as the price of memory falls, the possibility of transferring our brains onto a digital medium becomes a true reality. It's one of the things I really wish I could experience in my lifetime.


    (Posted on Nintendo DS running [url=http://kwstar88.livejournal.com/491.html]R4 SDHC[/url] DS FPost)

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    11/3/2010 6:45:35 PM |

    The Mediterranean diet was a moderate-fat diet rich in vegetables, with reduced red meat, and poultry and fish replacing beef and lamb. Total calories from fat of 35% per day or less was the goal, with most fat calories from olive oil and a handful of nuts. Like the low-fat program, calories were limited to 1500 kcal per day for women, 1800 kcal per day for men.

  • farseas

    7/11/2011 8:32:53 PM |

    Could you please quote sources that show that the Japanese have a thyroid problem induced by soy.  I think that soy bashing is a bunch of hype.

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