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. 2010 Apr 22;10:7. doi: 10.1186/1472-6823-10-7

Table 6.

Adverse events for which the 95% CI around the difference in incidence rates excludes 0 and the between-group difference is >0.2 incident events per 100 patient-years

Adverse Event Incidence Rate per 100 Patient-years
Sitagliptin
100 mg
Non-exposed Difference between Sitagliptin and Non-exposed (95% CI)*
Sitagliptin > Non-exposed
Atrial fibrillation 0.4 0.2 0.3 (0.0, 0.6)
Constipation 2.6 1.9 0.8 (0.1, 1.4)
Protein urine present^ 0.5 0.2 0.3 (0.0, 0.5)
Pain in extremity 2.8 2.1 0.7 (0.1, 1.4)
Dermatitis Contact 0.7 0.3 0.5 (0.1, 0.8)
Non-exposed > Sitagliptin
Diarrhea# 6.9 9.6 -2.3 (-3.6, -1.0)
Fatigue 1.8 2.5 -0.6 (-1.3, -0.0)
Blood glucose decreased 0.5 1.0 -0.5 (-0.9, -0.1)
Blood glucose increased 2.3 3.6 -1.3 (-2.1, -0.6)
Blood triglycerides increased 0.5 0.8 -0.4 (-0.7, -0.0)
Hypoglycemia# 5.2 12.1 -6.8 (-8.3, -5.5)
Sinus headache 0.1 0.3 -0.3 (-0.5, -0.1)

CI = confidence interval

100 * (number of patients with ≥ 1 event/person years of follow-up time).

* Between-group difference and 95% CI based on stratified analysis. Positive differences indicate that the incidence rate for the sitagliptin group is higher than the incidence rate for the non-exposed group. "0.0" and "-0.0" represent rounding for values that are slightly greater and slightly less than zero, respectively.

When atrial fibrillation and atrial flutter were combined, the between-group difference (95% CI) was 0.2 (-0.1, 0.5). Incidence rates for atrial flutter were 0.0 and 0.1 for the sitagliptin and the non-exposed groups, respectively, with a between-group difference [95% CI] of -0.1 (-0.3, -0.0).

^When albuminuria, microalbuminuria, albumin in urine present, protein urine present, and proteinuria were combined, the between-group difference (95% CI) was 0.1 (-0.2, 0.5).

# For these events, see also Table 9 for the results of the predefined primary analysis which excludes data after initiation of glycemic rescue therapy.