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View Poll Results: How much does your BG rise for each gram of Carbohydrate?
< 1 mg/dl (< 0.05 mmol/l) 1 2.00%
1-2 mg/dl (0.05-0.11 mmol/l) 0 0%
2-3 mg/dl (0.11-0.17 mmol/l) 5 10.00%
3-4 mg/dl (0.12-0.22 mmol/l) 4 8.00%
4-5 mg/dl (0.22-0.28 mmol/l) 11 22.00%
> 5 mg/dl (> 0.28 mmol/l) 0 0%
I have NO idea!!! 25 50.00%
I will do some testing and get back to you... 4 8.00%
Voters: 50. You may not vote on this poll

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  #1 (permalink)  
Old 07-24-2008, 01:33 AM
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BG Rise per Gram of CHO?

i have been keeping some data to work out how many points my BG will rise per gram of Carbohydrate consumed. Has anyone else done this?

it turns out (with the data that i have so far) that my BG (2 hours post prandial) will rise by 4.3 mg/dl per gram of CHO with a standard deviation of 2.6. (That is 0.24 +/- 0.14 mmol/l).

this allows me to decide what to eat based on my pre-prandial number.

Bernstein reckons that (for someone with no insulin) the rise should be about 5 mg/dl per gram of CHO.

Interesting? Boring?



-- Joel.
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Old 07-24-2008, 03:52 AM
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My endo always said 2.8 mmol/l per 10g of carbs. It works for me, but I haven't tested specifically for a number. One of my books states it depends on body mass which makes sense. I never did find that paragraph.
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Old 07-24-2008, 04:25 AM
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Quote:
Originally Posted by xMenace View Post
My endo always said 2.8 mmol/l per 10g of carbs. It works for me, but I haven't tested specifically for a number. One of my books states it depends on body mass which makes sense. I never did find that paragraph.
well John - your 2.8 per 10 grams = 0.28 per 1 gram.

that matches pretty nicely with my observed reading of 0.24 per 1 gram.

i love science (and art)...



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A1c's
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early July 2007: 16.2%; early Sept 2007: 8.0%; early Dec 2007: 5.9%; early Jun 2008: 6.4%; early Apr 2009: 6.4%
triglycerides: 89 (1.0); HDL chol: 50 (1.2); LDL chol: 19.5 (0.5); total cholesterol 87.5
Lantus before bed - 14u; Novorapid for meals (averaging 10-16u per day); Lowish carb diet
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Old 07-24-2008, 10:02 AM
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mines between 4 and 5mg/dl for each 1 gm carb which is why I don't normally take the 15gm carb normally suggested for hypos.
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Old 07-24-2008, 10:14 AM
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Quote:
Originally Posted by xMenace View Post
My endo always said 2.8 mmol/l per 10g of carbs. It works for me, but I haven't tested specifically for a number. One of my books states it depends on body mass which makes sense. I never did find that paragraph.
I imagine it's dependent upon blood volume which will be dependent upon body mass and volume.

But yeah, since mg/dL where dL refers to deciliter of blood, well, there it is.
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Old 07-27-2008, 11:36 AM
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For me 1g CHO will raise my BG approx 4.5mg/dl (.25mmol/dl). Bernstein has a chart in his book showing how much 1g of glucose should raise one's BG baised on a person's weight. If I remember correctly I believe John Walsh has an almost identical chart in pumping insulin.

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Old 07-27-2008, 01:21 PM
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Interesting! As a type 2 my response seems to vary widely, however my insulin resistance and insulin production probably vary from time to time. Which would be reflect by very high, high resistance low insulin production, or low readings, low resistance high insulin production. That's my story and I am sticking to it.
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Old 07-27-2008, 02:07 PM
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Page 191 Mark.


Quote:
Originally Posted by Harold View Post
Interesting! As a type 2 my response seems to vary widely, however my insulin resistance and insulin production probably vary from time to time. Which would be reflect by very high, high resistance low insulin production, or low readings, low resistance high insulin production. That's my story and I am sticking to it.
Harold, it has nothing to do with insulin or insulin resistance. 1g will add the same amount of glucoe to your system regardless of what you shoot or how resistant you are.
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Old 07-27-2008, 11:08 PM
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Quote:
Originally Posted by xMenace View Post
Page 191 Mark.




Harold, it has nothing to do with insulin or insulin resistance. 1g will add the same amount of glucoe to your system regardless of what you shoot or how resistant you are.
Correct to a point. It is my response that varies the results due to resistance and/or insulin available that determines what level it is at 2 hours post meals.
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Old 07-18-2009, 11:42 AM
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Quote:
Originally Posted by Harold View Post
Interesting! As a type 2 my response seems to vary widely, however my insulin resistance and insulin production probably vary from time to time. Which would be reflect by very high, high resistance low insulin production, or low readings, low resistance high insulin production. That's my story and I am sticking to it.
It was/is an interesting poll.
Mine is 4 - 5. Wouldn't it depend on other factors too?
Like, how long have you had D? for burn out of beta cells, how many medications have you taken? etc etc.
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Old 07-18-2009, 12:03 PM
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I ate bread with roast turkey and Hellmans mayo for breakfast today. One slice.

My FS bs was 90 this morning. I walked 2 miles right after I ate.

I tested 2 hours after the bread. BS was 80.

Bread loves me. You need to eat the right breads and be active. Sit all day and you will pay the price.
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Old 07-18-2009, 12:40 PM
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I rise 6 to 9 points per gram of carb. Haven't quite determined what makes the difference. (Like Helen I never use the "15 gram" rule for low corrections. Usually one 4 gram glucose tab does the trick, or I eat a couple of strawberries or cherries.)

Jen
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