Ideas

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Neil Brown DAFNE Graduate
NHS Greater Glasgow and Clyde
28 posts
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Any ideas folks ?
Was thinking bout morning ratio

Aneirin 15 posts

I couldn't help but smirk at the ratios. You don't need to record 1.7:1 or 1.3:1, stick to 1:1 and try to stay as close as possible either ronding up if your high or down if your low. On thursday in particular, why did you give yourself a 1.7:1 ratio?

I would give the monring a few more days on 2:1 before upping it to 2.5:1. The odd way you have increased your morning ratios means it is difficult to see the affect raises have had (should be waiting for two days of patterns to emerge) I would be careful about the 2:1 at lunch as it seems to be taking you down by quite a bit (7 units) and it should keep you steady. Your 1.5:1 at lunch seemed to keep you a little ore steady with correction, but again things have changed to quick and you need to leave it a couple of days. You are also making multiple changes at once. It can be frustrating changing one thnig at a time but if you do change more it can lead to readings liek this which are quite hard to discern patterns from and plan accurate alterations to ratios.

Neil Brown DAFNE Graduate
NHS Greater Glasgow and Clyde
28 posts

Ratio is meant to be 2:1 in am 1.5:1 at lunch and 1:1 at dinner it's when I round up or down for insulin that j get funny ratio

novorapidboi26 DAFNE Graduate
NHS Lanarkshire
1,819 posts

There is a lot of information to take in there but the first thing I noticed, which really needs to be addressed, is the consistency of your correction doses, sometime you take 3 for a 14, sometime 2, and that pattern continues throughout.

If your not consistent with these then you will never be able to pin point the real causes for highs and lows as it may be your correction that is responsible as opposed to your carb/insulin ratio......

On Monday 21st at 23:50 you corrected a 26.9 with 6 units, assuming the normal correction rules apply at this time, which is 1 unit drops 2.5 mmol/l then you would have dropped to 11.9, so not enough really. The reality is that the higher you are the more you need, or in other words, the less effective 1 unit of insulin is. If I was 26.9 I would of taken 21 units to bring me on target. Everyone will respond differently to 1 unit of insulin the higher the blood glucose.

You should try and investigate this actually......................you may or may not be similar to me but these are the values I use.............

Blood Glucose: less than 10mmol/l - 1 unit drops 2.5mmol/l

Blood Glucose: between 10-13mmol/l - 1 unit drops 2mmol/l

Blood Glucose: between 13-17 - 1 unit drops 1.5mmol/l

Blood Glucose: above 17 - 1 unit drops 1mmol/l

My resistance may even go higher but thankfully I am seldomly much over 17. This is only what I have discovered and is not the opinion of any medical professional but I strongly believe this is the behavior of insulin as the blood glucose rises...

Sorry if I banged on a bit there........but I felt I couldn't comment confidently on your results knowing that the corrections were different from day to day and also my point regarding resistance.........

Hope this helped................... Very Happy

Neil Brown DAFNE Graduate
NHS Greater Glasgow and Clyde
28 posts

Thanks everyone for advice I'm still getting my head round all this ! My corrections were aimed at getting level down obviously but was told we shouldn't go above a correction of 4 !
My BI seems better as for last two mornings BG has been the same as at bedtime so perhaps I'm getting there

novorapidboi26 DAFNE Graduate
NHS Lanarkshire
1,819 posts

Wow, the advice of not going above 4 for a correction is news to me, the curriculum of the course is always changing I suppose but I personally would say that is not the best advice, not going over 4 is fine if you blood sugar is not far off target ranges, but 26s are quite uncomfortably high.....

Good news about the evening background, that gives you a good place to start if that is right......

So are you on 12 still for the evening BI dose.......?

The next logical step after your happy with that is your daytime BI dose, a few carb free meal should confirm its effectiveness....

daviebear DAFNE Graduate
NHS Greater Glasgow and Clyde
19 posts

Hi Neil,Hope you're doing ok.It looks to me that like me you have that old chestnut the dawn phenomenon.Which is a bugger.You could maybe try increasing the nightime BI to see if that helps.And again maybe the morning QA.This is what I had to do last week and it worked for me.I know that like me you want to sort everything out at once,and I know how much of pain it is that you have to wait 2 days to see if changes are working.I upped my monring ratio 2:1,2.5:1 then3:1,with good affect,it does seem safer( and I would have disagreed if anyone said this to me last week)to change backgrounds first though.Contact Margaret as well as she was great at keeping me right with my probs last week.How are your injection sites doing as I remember they were casuing you a lot of trouble as well.One last point(I know I drone on).Are thes Bg's at work or at home as my BI has to change quite a bit it would seem depending on wether i'm at work or on days off.Let me know how you get on . Smile

nomis DAFNE Graduate
The Leeds Teaching Hospitals NHS Trust
6 posts

Hi Neil

Its all a numbers game as I am sure you are aware. For instance look at your actual results and then say to yourself what if I had injected x instead of y to get me into dafne targets and in theory it should be that simple and I no it never is.

In summary dafne targets have to be hit and use your historic results as an aid and you rid yourself of peak highs by increasing QA all else being equal.

Eventually you will be fed up with stable BG's around the 5 mark and not looking like daily temperature readouts Laughing not that mine are.


all the best

marke Site Administrator
South East Kent PCT
681 posts

Until you have worked out your own sensitivity to your quick acting insulin , it is recommended that no more than a 4 unit correction is given at one time

marke Site Administrator
South East Kent PCT
681 posts

novorapidboi26 said:
Wow, the advice of not going above 4 for a correction is news to me, the curriculum of the course is always changing I suppose but I personally would say that is not the best advice, not going over 4 is fine if you blood sugar is not far off target ranges, but 26s are quite uncomfortably high.....


Don't worry you are not out of date Wink , I am currently toiling over the conversion of the new handbook to the online version and it states:
'Until you have worked out your own sensitivity to your quick acting insulin , it is recommended that no more than a 4 unit correction is given at one time'

The figure 4 is therefore not a hard and fast maximum rather a guide when you are first working out your individual requirements. If you need more then you can give more. They are just urging caution initially.