Table 2.

Clinical results

	Group KK	Group KI	P Value
No. of surviving oocytes / warmed oocytes (%) (Min-Max%)	795/939 (84.6) (37.5–100)	787/959 (82.1) (25.0–100)	0.145
No. of fertilized oocytes / injected oocytes (%) (Min-Max%)	602/795 (75.7) (20.0–100)	633/787 (80.4) (16.6–100)	0.027
No. of obtained blastocysts / fertilized oocytes (%) (Min-Max%)	352/602 (58.5) (25.0–100)	366/633 (57.2) (33.3–100)	0.861
No. of pregnancies / embryo transfers (%) (Min-Max%)	69/118 (58.5) (0.0–100)	67/120 (55.8) (0.0–100)	0.779
No. of gestational sacs / transferred blastocysts (%) (Min-Max%)	80/193 (41.5) (50.0–100)	84/183 (45.9) (50.0–100)	0.444
No. of pregnancies leading to births / embryo transfers (%) (Min-Max%)	62/118 (52.5) (0.0–100)	54/120 (45.0) (0.0–100)	0.301
No. of multiple gestation /pregnancies (%) (Min-Max%)	11/69 (15.9) (0.0–100)	17/67 (25.4) (0.0–100)	0.251