Fig. 2

Comparison of mean time to ovulation between the CC and letrozole stair-step protocols. The letrozole shows overall lower mean time to ovulation (19.5 vs 23.1 days, p = 0.027)
Comparison of mean time to ovulation between the CC and letrozole stair-step protocols. The letrozole shows overall lower mean time to ovulation (19.5 vs 23.1 days, p = 0.027)