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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Contraception. 2011 Jun 16;84(5):e1–e4. doi: 10.1016/j.contraception.2011.05.003

Table 2.

Matched pair analysis for number of women with follicles ≥8 mm

Oral contraception CVR
< 8 mm ≥ 8 mm
< 8 mm 12 1
≥ 8 mm 9 11

McNemar’s Test p=0.02