Compared with the group who received LDA alone , the combination group had a significantly lower number of miscarriages ( 22/75 [ 29 % ] vs. 43/75 [ 47 % ] , P < 0.001 ) and had a significantly higher number of live births ( 53/75 [ 71 % ] vs. 32/75 [ 42 % ] , P < 0.001 ) .