Table 1. Absolute and Relative Proportion of Detection between Luteinizing Hormone (LH) Adjunct and Fertility Awareness Methods (FAMs)
MethodDetected CyclesNo.ProportionRelative Risk of FAM/LH (95% CI)Absolute Difference (LH − FAM)
FAM20230.870.87 (0.72–0.97)0.13 (0.03–0.28)
LH kit/FAM23231.00