borderline significanceP = 0.10
While in postmenopausal women, there was an inverse association between aMT6s level and BC risk with a borderline significance (RR = 0.88, 95% CI, 0.75–1.02, Z = 1.67, P = 0.10) based on data from 4 studies 17 , 18 , 20 , 21 (Fig. 3 ).