Clinical Study

Impact of GLP-1 Receptor Agonists on Major Gastrointestinal Disorders for Type 2 Diabetes Mellitus: A Mixed Treatment Comparison Meta-Analysis

Table 1

Characteristics of the studies included in the MTC meta-analysis.

IDStudy
(reference)
GI AE§GLP-1 (n)Control (n)Background
therapy
Trial
duration
(week)
Age
(year)
T2DM
course
(year)
HbA1c0
(%)

1 Rosenstock et al. 2009 [28]N, V, DEX10BID (34) Placebo (50)Met16544.98
2Apovian et al. 2010 [29]N, DEX10BID (96)Placebo (98)Met/Su/Su+Met2454.85.57.6
3Barnett et al. 2007 [30]N, VEX10BID (138)Insulin (138)Met/Su1654.97.49
4Blevins et al. 2011 [31]N, V, DEX10BID (123)EX2QW (129)Met+/−Su+/−TZD2455.57.0NR
5Bergenstal et al. 2010 [32]N, V, DEX10BID (160)Pig (165)
Sitagliptin (166)
Met2652.568.6
6Bunck et al. 2009 [33]N, V, DEX10BID (36)Insulin (33)Met5258.34.97.5
7Buse et al. 2004 [34]N, V, DEX5BID (125), EX10BID (129)Placebo (123)Su30556.38.6
8Buse et al. 2011 [35]N, VEX10BID (137)Placebo (122)GLAR+/−CT3059128.4
9Davies et al. 2009 [36]N, V, DEX10BID (118)Insulin (116)Met/Su/TZD2656.58.78.6
10DeFronzo et al. 2005 [37]N, V, DEX5BID (110), EX10BID (113)Placebo (113)Met30535.88.2
11DeFronzo et al. 2010 [38]N, V, DEX10BID (45)Rog (45)Met20564.77.8
12Diamant et al. 2010 [39]N, V, DEX2QW (233)Insulin (233)Met/Met+Su26587.98.3
13Drucker et al. 2008 [40]N, V, DEX10BID (145)EX2QW (148)Met+/−Su+/−TZD30556.58.3
14Fineman et al. 2003 [41]NEX10BID (81)Placebo (28)Met/Su451.9NR9.3
15Gallwitz et al. 2011 [42]N, V, DEX10BID (247)Insulin (233)Met/Su26NRNRNR
16Gao et al. 2009 [43]N, V, DEX10BID (234)Placebo (232)Met/Met+Su1654.588.3
17Gill et al. 2010 [44]N, V, DEX10BID (28)Placebo (26)Met/Met+TZD1255.66.57.3
18Heine et al. 2005 [45]N, V, DEX10BID (282)Insulin (267)Met+Su2658.99.68.2
19Kadowaki et al. 2009 [46]N, V, DEX5BID (37), EX10BID (37)Placebo (40)Su/Bg/Su+TZD/Bg1260.311.88
20Kendall et al. 2005 [47]N, V, DEX5BID (245), EX10BID (241)Placebo (247)Met/Met+Su3055.38.98.5
21Kim et al. 2007 [48]N, VEX2QW (15)Placebo (14)Met155458.5
22Liutkus et al. 2010 [49]N, V, DEX10BID (111)Placebo (54)TZD/TZD+Met2654.76.48.2
23Moretto et al. 2008 [50]N, V, DEX5BID (78), EX10BID (77)Placebo (77)None245427.8
24Nauck et al. 2007 [51]N, V, DEX10BID (253)Insulin (248)Met/Su5258.59.98.6
25NCT00577824, 2009 [52]N, V, DEX5BID (72), EX10BID (72)Placebo (35)None2458.4NRNR
26Poon et al. 2005 [53]NEX5BID (31), EX10BID (31)Placebo (33)Met/none452.93.97.6
27Zinman et al. 2007 [54]N, V, DEX10BID (121)Placebo (112)TZD/TZD+Met165687.9
28Buse et al. 2009
(LEAD6) [55]
N, V, DLIR1.8 (235)EX10BID (232)Met/Su/Met+Su2656.78.28.3
29Garber et al. 2009 (LEAD3) [56]N, V, DLIR1.2 (251),
LIR1.8 (246)
Su (248)None104535.48.3
30Marre et al. 2009 (LEAD1) [57]N, V, DLIR1.2 (228),
LIR1.8 (234)
Placebo (114) Rog (232)Glimepride2656.16.58.4
31Nauck et al. 2009 (LEAD2) [58]N, V, DLIR0.6 (242),
LIR1.2 (240),
LIR1.8 (242)
Placebo (121) Su (242)Met104577.48.4
32Pratley et al. 2011 [59]N, V, DLIR1.2 (221),
LIR1.8 (218)
Sitagliptin (219)Met5255.36.28.4
33Russell-Jones et al.
2009 (LEAD5) [60]
V, DLIR1.8 (230)Placebo (114) Insulin (232)Met & Glimepride2657.69.48.3
34Yang et al. 2011 [61]N, VLIR0.6 (231),
LIR1.2 (233),
LIR1.8 (233)
Su (231)Met1653.37.58.5
35Zinman et al. 2009 (LEAD4) [62]N, VLIR1.2 (178)LIR1.8 (178)Met/Rog265598.5

§N: nausea; §V: vomiting; §D: diarrhea. EX5BID: exenatide 5 μg twice daily; EX10BID: exenatide 10 μg twice daily; EX2QW: exenatide 2 mg once weekly; LIR0.6: liraglutide 0.6 mg once daily; LIR1.2: liraglutide 1.2 mg once daily; LIR1.8: liraglutide 1.8 mg once daily. HbA1c0: baseline level of HbA1c. NR: not reported; Met: metformin; Bg: biguanide; Su: sulfonylureas; TZD: thiazolidinediones; Rog: rosiglitazone, Pig: pioglitazone; GLAR: insulin glargine; LEAD: liraglutide effect and action in diabetes.