1. Is it possible to reduce the incidence of weekend oocyte retrievals in GnRH antagonist protocols? 
Michael J. Levy, William Ledger, Efstratios M. Kolibianakis, Pieta C. IJzerman-Boon, Keith Gordon 
Reproductive BioMedicine Online 
Volume 26, Issue 1, Pages (January 2013)
DOI: /j.rbmo
Copyright © 2012 Reproductive Healthcare Ltd. Terms and Conditions

2. Figure 1
Study design (recombinant FSH treatment arm of the Engage trial). The recombinant FSH dose could be reduced from day 6 onwards when required in the opinion of the investigator. HCG=human chorionic gonadotrophin; rFSH=recombinant FSH.
Reproductive BioMedicine Online  , 50-58DOI: ( /j.rbmo )
Copyright © 2012 Reproductive Healthcare Ltd. Terms and Conditions

3. Figure 2
Frequency distribution of (A) start day of menses; (B) start day of stimulation; (C) day HCG criterion reached; (D) day of HCG administration; (E) day of oocyte retrieval. HCG=human chorionic gonadotrophin; NS=not statistically significant.
Reproductive BioMedicine Online  , 50-58DOI: ( /j.rbmo )
Copyright © 2012 Reproductive Healthcare Ltd. Terms and Conditions

4. Figure 3
Histogram of day of reaching the HCG criterion (at least 3 follicles ⩾17mm on ultrasound) when stimulation starts on (A) cycle day 2 and (B) cycle day 3. HCG=human chorionic gonadotrophin.
Reproductive BioMedicine Online  , 50-58DOI: ( /j.rbmo )
Copyright © 2012 Reproductive Healthcare Ltd. Terms and Conditions

5. Figure 4
Histograms of day of reaching HCG criterion depending on weekday of menses and start of stimulation. On the X-axis, the number refers to the stimulation day and the letter refers to the day of the week. HCG=human chorionic gonadotrophin.
Reproductive BioMedicine Online  , 50-58DOI: ( /j.rbmo )
Copyright © 2012 Reproductive Healthcare Ltd. Terms and Conditions