In the Commentary cited above, the HbA1c value calling for insulin rescue therapy was twice inadvertently given as 7.0%; the correct value of 7.5% is shown in the revised text below.

“A final analysis describes the use of rescue therapy with insulin when the originally assigned second-line treatment no longer keeps HbA1c below 7.5% (14).”

“It was initiated about halfway through the study to determine why insulin was not consistently added within 6 weeks after HbA1c was verified as higher than 7.5%, as required by protocol.”

The author apologizes for the errors.

The online version of the article ( has been updated to correct the values.

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