Conversely , after adjusting for baseline and cycle variables , cumulative pregnancy [ adjusted Odds Ratio = 2.10 ( 95 % CI : 1.08-4 .07 ) ] and implantation [ adjusted Odds Ratio = 1.78 ( 95 % CI : 1.06-2 .97 ) ] rates were significantly higher in the `` Random Group '' compared to the `` Definite Group '' .