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Cumulative incidence and Gray's test by diagnosis year in three categories and race: Gray's test for breast cancer-specific death by the diagnosis period, P = 0.04; Gray's test for other-cause death by the diagnosis period, P = 0.84; Gray's test for breast cancer-specific death, P = 0.02 by race; Gray's test for other-cause death by race, P = 0.05.
