Table 6. Time division in hours of the morphokinetic parameters that were significant for each confounding variable and study group.
MORPHOKINETIC
PARAMETER		 FRESH SPERM
(N=2523)		 FROZEN SPERM
(N=1903)		 p
INSEMINATION
TECHNIQUE		 IVF-ICSI tSB tB tEB 100.23 (99.20-101.25)
105.28 (104.25-106.32)
111.94 (110.63-113.25)		 97.94 (96.56-99.31)
102.58 (101.11-104.04)
109.24 (107.65-110.82)		 0.01
0.003
0.011
ICSI t2 t3 t4 t5
tEB		 27.48 (27.23-27.73)
37.77 (37.46-38.07)
40.43 (40.06-40.79)
51.07 (50.61-51.52)
110.42 (109.93-110.91)		 26.80 (26.55-27.06)
37.21 (36.91-37.51)
39.48 (39.15-39.81)
50.15 (49.71-50.59)
109.50 (108.97-110.04)		 0.000
0.012
0.000
0.005
0.013
OOCYTE TYPE Fresh t2 t3 t4 t5 t6 t7 t8 27.17 (26.82-27.52)
37.50 (37.11-37.90)
39.81 (39.37-40.26)
50.78 (50.19-51.38)
54.36 (53.74-54.97)
57.49 (56.83-58.15)
61.62 (60.85-62.38)		 26.32 (25.98-26.67)
36.73 (36.32-37.14)
38.86 (38.40-39.31)
49.62 (48.99-50.26)
53.00 (52.29-53.70)
56.17 (55.38-56.96)
60.17 (59.27-61.07)		 0.001
0.009
0.004
0.010
0.005
0.011
0.016
Vitrified t2 t4
tB tEB		 27.73 (27.42-28.05)
40.85 (40.38-41.31)
104.55 (104.03-105.07)
110.78 (110.15-111.40)		 27.22 (26.89-27.54)
40.01 (39.57-40.44)
103.46 (102.82-104.10)
109.19 (108.51-109.87)		 0.027
0.011
0.009
0.001
Mixed tM 92.92 (90.73-95.12) 88.17 (84.95-91.40) 0.015
SEMINAL
DIAGNOSIS		 Normospermia t2 t3 t4 t5
tSB tB tEB		 27.74 (27.45-28.02)
38.06 (37.73-38.38)
40.80 (40.41-41.19)
51.58 (51.10-52.05)
99.70 (99.23-100.18)
105.05 (104.57-105.53)
111.39 (110.82-111.96)		 26.95 (26.69-27.21)
37.36 (37.06-37.67)
39.71 (39.37-40.04)
50.62 (50.15-51.09)
98.84 (98.32-99.36)
103.77 (103.2-104.29)
109.82 (109.25-110.38)		 0.000
0.003
0.000
0.005
0.016
0.000
0.000
Oligozoospermia tM 85.82 (84.69-86.95) 88.69 (86.46-90.93) 0.017

*The results are presented as mean (95% CI) and the comparison was made per embryo. The significance level has been considered to be 5%, so p value<0.05 is considered significant.