Over 104 weeks , the hypoglycaemia rate was 10-fold lower with dapagliflozin than with glipizide ( 4.2 vs. 45.8 % ) , whereas patient proportions with events suggestive of genital infection and of urinary tract infection ( UTI ) were greater with dapagliflozin ( 14.8 and 13.5 % , respectively ) than with glipizide ( 2.9 and 9.1 % , respectively ) .