Table 1.

Patient demography

	Group A		Group B		P*
Number of patients	25		25
Parameters	Mean	SD**	Mean	SD
Nuclear sclerosis	2.12	0.60	2.00	0.58	0.475
Preoperative endothelial cell count (cells/mm2)	2796.64	303.97	2786.24	286.57	0.901
Preoperative pachymetry (μm)	514.16	34.45	503.80	40.71	0.336
Total phaco time (s)	44.64	18.99	49.28	17.78	0.377
Effective phaco time (s)	3.76	2.44	3.16	2.32	0.377

^*Level of significance.

^**Standard deviation