Strong Early Impact of Letrozole on Ovulation Induction Outperforms Clomiphene Citrate in Polycystic Ovary Syndrome.

The subgroup analysis conducted on ovulating patients showed a thicker endometrium in the LE group; however, this difference did not reach statistical significance (MD = 2.2, CI: −0.38–4.78; I 2 = 97%, p = 0.077) ( Figure S1 ).

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