Table 2. Sex ratio by pre-treatment sperm motility rate and intracytoplasmic sperm injection (ICSI) technician.
Method of fertilizationICSI technician	Sperm motilityICSI technician	Sex ratio (XY/XX)	p
IVF (n = 136)	Normal sperm (n = 122)Asthenospermia (n = 13)	1.12 (65/58)3.33 (10/3)	0.10
ICSI (n = 140)	Normal sperm (n = 92)Asthenospermia (n = 48)	1.14 (49/43)1.40 (28/20)	0.57
ICSI technician	Technician A (n = 50)Technician B (n = 33)	1.08 (26/24 )2.00 (22/11 )	0.19