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. Author manuscript; available in PMC: 2022 Jun 1.
Published in final edited form as: J Surg Oncol. 2021 Mar 18;123(7):1504–1512. doi: 10.1002/jso.26372

Table 4.

Multivariable analysis of factors associated with contralateral prophylactic mastectomy

Odds Ratio 95% Confidence Interval p value
Mutation-likelihood
Low Reference - -
Moderate 1.47 0.96 – 2.42 0.078
High 1.46 0.92 – 2.32 0.111
Genetic testing
Not tested Reference - -
Positive test 2.79 1.70-4.56 <0.001
Negative test 1.56 1.17-2.06 0.002
Highest level of education
Less than college Reference category - -
College 0.71 0.52 – 0.98 0.035
More than college 0.78 0.58 – 1.05 0.097
White race 2.15 0.94 – 4.91 0.069
Younger agea 1.04 1.03– 1.06 <0.001
a

Age was included in the model as a continuous variable. Odds ratio represents higher odds of contralateral prophylactic mastectomy for those of younger age at diagnosis.