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Intervention
Is the therapeutic use of a vegetarian diet effective for reducing blood glucose levels among adults with diabetes?
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Conclusion
No studies report an increase in blood glucose levels, however the findings are mixed regarding the effectiveness a vegetarian diet to decrease blood glucose levels. The therapeutic use of a vegetarian diet may be effective in decreasing blood glucose among adults with type 2 diabetes.
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Grade: III
- Grade I means there is Good/Strong evidence supporting the statement;
- Grade II is Fair;
- Grade III is Limited/Weak;
- Grade IV is Expert Opinion Only;
- Grade V is Not Assignable.
- High (A) means we are very confident that the true effect lies close to that of the estimate of the effect;
- Moderate (B) means we are moderately confident in the effect estimate;
- Low (C) means our confidence in the effect estimate is limited;
- Very Low (D) means we have very little confidence in the effect estimate.
- Ungraded means a grade is not assignable.
How does the therapeutic use of a vegetarian diet compare to omnivorous therapeutic diets for lowering blood glucose levels among adults with diabetes?-
Conclusion
The therapeutic use of a vegetarian diet is neither better nor worse for lowering blood glucose than omnivorous therapeutic diets in adults with diabetes.
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Grade: II
- Grade I means there is Good/Strong evidence supporting the statement;
- Grade II is Fair;
- Grade III is Limited/Weak;
- Grade IV is Expert Opinion Only;
- Grade V is Not Assignable.
- High (A) means we are very confident that the true effect lies close to that of the estimate of the effect;
- Moderate (B) means we are moderately confident in the effect estimate;
- Low (C) means our confidence in the effect estimate is limited;
- Very Low (D) means we have very little confidence in the effect estimate.
- Ungraded means a grade is not assignable.
Is the therapeutic use of a vegetarian diet effective for reducing A1c levels in adults with diabetes?-
Conclusion
Based on very limited evidence (a single study), the therapeutic use of a low-fat vegan diet may be effective for decreasing A1c levels in adults with diabetes (in part because of decreases in weight associated with a low-fat vegan diet).
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Grade: III
- Grade I means there is Good/Strong evidence supporting the statement;
- Grade II is Fair;
- Grade III is Limited/Weak;
- Grade IV is Expert Opinion Only;
- Grade V is Not Assignable.
- High (A) means we are very confident that the true effect lies close to that of the estimate of the effect;
- Moderate (B) means we are moderately confident in the effect estimate;
- Low (C) means our confidence in the effect estimate is limited;
- Very Low (D) means we have very little confidence in the effect estimate.
- Ungraded means a grade is not assignable.
How does the therapeutic use of a vegetarian diet compare to omnivorous therapeutic diets for lowering A1c levels among adults with diabetes?-
Conclusion
Based on very limited evidence (a single study), the therapeutic use of a low-fat vegan diet may be more effective than omnivorous therapeutic diets for decreasing A1c levels in adults with diabetes, especially among those with no diabetes medication changes.
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Grade: III
- Grade I means there is Good/Strong evidence supporting the statement;
- Grade II is Fair;
- Grade III is Limited/Weak;
- Grade IV is Expert Opinion Only;
- Grade V is Not Assignable.
- High (A) means we are very confident that the true effect lies close to that of the estimate of the effect;
- Moderate (B) means we are moderately confident in the effect estimate;
- Low (C) means our confidence in the effect estimate is limited;
- Very Low (D) means we have very little confidence in the effect estimate.
- Ungraded means a grade is not assignable.
Is the therapeutic use of a vegetarian diet effective for improving insulin levels in adults with diabetes?-
Conclusion
While none of the studies identified for analysis focused on patients with diabetes, limited evidence indicates that a vegetarian diet may be effective for decreasing insulin levels in adults.
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Grade: III
- Grade I means there is Good/Strong evidence supporting the statement;
- Grade II is Fair;
- Grade III is Limited/Weak;
- Grade IV is Expert Opinion Only;
- Grade V is Not Assignable.
- High (A) means we are very confident that the true effect lies close to that of the estimate of the effect;
- Moderate (B) means we are moderately confident in the effect estimate;
- Low (C) means our confidence in the effect estimate is limited;
- Very Low (D) means we have very little confidence in the effect estimate.
- Ungraded means a grade is not assignable.
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Conclusion