Table 2. Cost estimates used in the decision model.

Description	Cost
Genetic counseling consultations	R$200.00
Next generation sequencing and evaluation for large genomic rearrangements	R$683.61
Bilateral prophylactic mastectomy	R$3,158.04
Risk-reducing salpingo-oophorectomy	R$542.46
Breast magnetic resonance imaging and bilateral mammography, in the presence of BRCA1/2 germline mutation and refusal to mastectomy (annual cost)	R$333.75
Breast magnetic resonance imaging and bilateral mammography, in the presence of risk algorithm . 10% (annual cost)	R$80.10