18 21 Patients in ABCSG XII were at somewhat lower risk than those in other trials, with 1212 67 2 of 1803 women node negative, but the proportional reductions in recurrence with aromatase inhibitor compared with tamoxifen were at least as big in node negative as in node positive disease, so this also cannot be the reason for the lesser benefit from aromatase inhibitors in the ABCSG XII trial how to take clomid to get pregnant Thanks for reading and if you have any advice I d be really happy