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Table 1 Description of gastric ulcer studies by drug, sample size and dosage. Ital Coop Grp: Italian Cooperative Group, Coop St Group: Cooperative Study Group.

From: Are proton pump inhibitors the first choice for acute treatment of gastric ulcers? A meta analysis of randomized clinical trials

Author Study Drug Dose (mg/d) N Comparator Dose (mg/d) N
Florent [24] Lansoprazole 30 60 Omeprazole 20 66
Witzel [25] Pantoprazole 40 163 Omeprazole 20 80
Dekkers [26] Rabeprazole 20 113 Omeprazole 20 114
Avner [12] Lansoprazole 15 68 Placebo   67
   30 67    
   60 63    
Valenzuela [13] Omeprazole 20 40 202 214 Placebo   104
Cloud [14] Rabeprazole 20 40 32 31 Placebo   31
Humphries [27] Rabeprazole 20 40 32 31 Placebo   31
Bardhan [15] Lansoprazole 30 60 82 85 Ranitidine 300 83
Michel [16] Lansoprazole 30 79 Ranitidine 300 79
Classen [17] Omeprazole 20 83 Ranitidine 300 74
Coop St Group [18] Omeprazole 40 21 Ranitidine 300 25
Ital Coop Grp [19] Omeprazole 20 84 Ranitidine 300 83
Walan [20] Omeprazole 20 40 203 194 Ranitidine 300 205
Choi [21] Omeprazole 20 125 Ranitidine 300 125
Bader [22] Pantoprazole 40 192 Ranitidine 300 123
Hotz [23] Pantoprazole 40 166 Ranitidine 300 82