RESULTS	HRT-NET treatment significantly inhibited the occurrence of new fractures ( RR 0.14 , 95 % CI 0.02-0 .93 , P = 0.04 ) , while HRT-MPA treatment failed to show a statistically significant reduction ( RR 0.41 , 95 % CI 0.14-1 .24 , P = 0.11 ) .\