On the basis of intention-to-treat analyses , no significant group differences were observed in percentage of patients opting for a direct BLM ( @ % for the RGCT group vs @ % for the control group ; odds ratio ( OR ) @ ; confidence interval ( CI ) @-@ @ ; P = @ ) or for a delayed CPM ( @ % for the RGCT group vs @ % for the control group ; OR @ ; CI @-@ @ ; P = @ ) .