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. 2012 Jun 27;3(1):8. doi: 10.1007/s13300-012-0008-5

Table 2.

Efficacy (HbA1c [%]) by Homa IR, BMI, T2DM duration and duration of metformin use

Vilda 50 mg b.i.d. + metformin SU + metformin
BL Mean ∆ BL Mean ∆
BL Homa IR
n 1,507 1,237
<5 (mean = 2.8/2.7) 7.63 ± 0.02 −0.65 ± 0.02* 7.51 ± 0.03 −0.76 ± 0.02*
n 598 428
≥5 (mean = 8.6/8.3) 8.07 ± 0.05 −0.68 ± 0.04* 7.80 ± 0.05 −0.77 ± 0.05*
BL BMI
n 444 398
<27 kg/m2 (mean = 24.9/25.1) 7.80 ± 0.05 −0.67 ± 0.04* 7.66 ± 0.05 −0.80 ± 0.04*
n 556 453
≥27 to <30 kg/m2 (mean = 28.5/28.4) 7.74 ± 0.04 −0.67 ± 0.04* 7.59 ± 0.04 −0.79 ± 0.04*
n 1,446 1,106
≥30 kg/m2 (mean = 35.3/35.1) 7.72 ± 0.03 −0.63 ± 0.02* 7.58 ± 0.03 −0.73 ± 0.03*
BL T2DM duration
n 236 198
0 to <1 year (mean = 0.6/0.6) 7.47 ± 0.06 −0.64 ± 0.05* 7.32 ± 0.06 −0.73 ± 0.06*
n 1,061 829
≥1 to <5 years (mean = 2.9/2.9) 7.65 ± 0.03 −0.60 ± 0.03* 7.49 ± 0.03 −0.71 ± 0.03*
n 1,155 936
≥5 years (mean = 9.7/9.8) 7.88 ± 0.03 −0.69 ± 0.03* 7.75 ± 0.03 −0.80 ± 0.03*
BL duration of metformin use
n 709 580
0 to <1 year (mean = 0.6/0.6) 7.70 ± 0.04 −0.63 ± 0.03* 7.53 ± 0.04 −0.75 ± 0.04*
n 1,274 1,022
≥1 to <5 years (mean = 2.6/2.6) 7.70 ± 0.03 −0.63 ± 0.02* 7.58 ± 0.03 −0.74 ± 0.03*
n 468 361
≥5 years (mean = 7.9/7.7) 7.93 ± 0.05 −0.70 ± 0.04* 7.76 ± 0.05 −0.82 ± 0.05*

Data are mean ± SE

b.i.d. twice daily, BL baseline, BMI body mass index, HbA 1c hemoglobin A1c, Mean ∆ mean change from BL, n number of patients with observations at both baseline and endpoint, SU sulfonylurea, T2DM type 2 diabetes mellitus, Vilda vildagliptin

* P < 0.0001