Table 1. Morphokinetic parameters in hours according to morphology grading
\	tPNf	t2	t3	t4	t5	t8	tB
AA	23.44±3.58	26.77±4.11	37.15±4.31	38.21±4.28	49.43±6.16	57.78±8.11	104.02±7.73
AB	23.38±2.89	26.51±3.16	36.92±4.45	38.36±4.40	48.99±6.10	58.64±8.82	105.31±8.96
BA	23.27±2.91	26.14±3.42	36.80±3.92	38.38±4.58	49.46±5.38	57.29±8.59	103.57±8.27
BB	24.07±3.25	27.05±3.66	37.55±4.29	39.10±4.77	49.91±7.25	60.36±9.78	109.44±9.40
AC	23.83±2.30	26.78±3.03	35.91±4.41	38.07±4.63	47.65±8.67	61.09±10.26	108.08±10.14
BC	23.89±3.12	27.22±3.96	36.36±5.26	38.53±5.58	47.70±8.40	61.01±11.46	112.08±11.50
CA	23.29±2.01	26.82±3.62	36.73±6.12	37.23±5.96	49.00±9.27	61.32±10.40	111.22±10.76
CB	23.73±2.80	27.46±4.36	36.76±4.83	38.85±4.47	48.41±7.04	60.03±10.04	112.33±10.66
CC	24.60±3.34	27.91±4.36	37.10±5.80	39.72±6.69	48.17±9.88	64.02±13.87	115.71±12.71
Values are expressed as Mean ± standard deviation.