FIGURE 2.

Indications for cryopreservation in cancer patients in the period 2016–2019 at 144 institutions, compared to those in the period 2011–2015 at 126 institutions. Compared with the previous survey (2011–2015), the range of diseases for which cryopreservation was performed has increased; the diseases that were not named as indications for cryopreservation in the previous survey (2011–2015) are marked with an asterisk. Pre, 2011–2015, i.e., before publication of the Japan Society of Clinical Oncology Clinical Practice Guidelines 2017 for Fertility Preservation in Childhood, Adolescent, and Young Adult Cancer Patients ⁸ , ⁹ ; post, 2016–2019, i.e., from shortly before to after publication of the guidelines