Safety, efficacy and patient satisfaction with continuous daily administration of levonorgestrel/ethinylestradiol oral contraceptives.

Patient Prefer Adherence · 2009 · PMC2778424 · PMID 19936155

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did not reach statistical significanceno p-value reported

There were no pregnancies and, given the small group of women involved, the observed decrease in total bleeding days did not reach statistical significance.

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