| Antidiabetic drug | Cases of Bladder    Cancer | Total Number | Odds ratio
 | 95% CI | P | 
      
        | Pioglitazone | 15 | 720 | 1.37 | 0.55-3.42 | 0.4958 | 
      
        | Glucagon-like    peptide-1 analog | 0 | 7 | NA | NA | NA | 
      
        | Dipeptidyl    peptidase-4 inhibitor | 5 | 279 | 1.43 | 0.44-3.88 | 0.5249 | 
      
        | Alpha-glucosidase    inhibitor(AGI) | 9 | 623 | 0.74 | 0.29-1.80 | 0.5096 | 
      
        | Biguanides | 5 | 606 | 0.43 | 0.13-1.20 | 0.1094 | 
      
        | Prandial Glucose    regulators | 4 | 200 | 1.41 | 0.39-4.06 | 0.572 | 
      
        | Sulphonylureas    (Second generation) | 6 | 238 | 2 | 0.76-4.95 | 0.1531 | 
      
        | Sulphonylureas    (Third generation) | 8 | 376 | 2.05 | 0.70-5.32 | 0.1788 | 
      
        | Insulin | 10 | 437 | 2.83 | 1.15-6.84 | 0.0246* |