Fig. 1From: The impact of body mass index on laboratory, clinical outcomes and treatment costs in assisted reproduction: a retrospective cohort studySample’s distribution. Legend. G1. Group 1 BMI ≤ 24.9 Kg/m2, G2. Group 2 BMI 25–29.9 Kg/m2, G3. Group 3 BMI ≥ 30 Kg/m2. IVF. In vitro fertilization, ET. Embryo transfer, PGD. Embryonic biopsy, ART. Assisted reproduction techniques. For groups division, WHO, 2000.(1)Back to article page