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Prevalence and 95% confidence interval of ever use and number of uses of emergency contraception in cancer survivors and the general U.S. population. Proportions reflect age-adjusting the cancer survivor population to match the age distribution of the NSFG population restricted to ages 18 to 40, applying sampling weights to the NSFG to yield U.S. population estimates. *p<0.001 by Chi-square test of proportions.
