Flow chart of all 121 patients. Fifty-one patients had once or twice a sperm count of <0.1 Mill/mL and were counselled to use only native ejaculate for their intracytoplasmic sperm injection (ICSI) procedure (group 1 OAT, number of ICSI cycles: 89), group 2 consists of 14 patients in which a TESE was performed before start of ICSI as number of spermatozoa seemed to be too low to rely on at the ....