Fig. 3From: Impact of perioperative use of GnRH agonist or dienogest on ovarian reserve after cystectomy for endometriomas: a randomized controlled trialComparison of serial changes in AMH ratios between the GnRHa and DNG groups. (A,B) The serial changes in the serum AMH ratios in all patients (A) and in patients without hormonal treatment for 4 months (B). Error bars indicate SD, ** P<0.01. Data were analyzed by two-tailed Student’s t-testBack to article page