only marginally significantP = 0.04
A test for heterogeneity between the trials is not significant ( P = 0.07) if the NSABP study in situ lesions are taken as a separate strata, and only marginally significant ( P = 0.04) if they are excluded.
A test for heterogeneity between the trials is not significant ( P = 0.07) if the NSABP study in situ lesions are taken as a separate strata, and only marginally significant ( P = 0.04) if they are excluded.