AMH and osteogenesis imperfecta: BMI (23.2 ± 3.4 vs. 22.8 ± 3.3 vs. 22.5 ± 3.2 kg/m2, p < 0.001), AFC (15.6 ± 6.6 vs. 15.3 ± 6.0 vs. 14.9 ± 5.9, p < 0.001), and levels of testosterone (26.0 ± 11.9 vs. 25.6 ± 12.5 vs. 24.4 ± 11.7 ng/dL, p < 0.001) and AMH (5.3 ± 3.6 vs. 5.0 ± 3.5 vs. 4.7 ± 3.7 ng/mL, p < 0.001) were higher in HRT group compared to OI and NC group.