Effect of Reformation of the Anterior Chamber by Air or by a Balanced Salt Solution (BSS) on Corneal Endothelium after Phacoemulsification: A Comparative Study

Table 1

Preoperative demographics and corneal endothelial parameters.

	Group 1 (BSS)		Group 2 (air)
	Mean ± SD	Range	Mean ± SD	Range	value
Sample size (male : female)	250 (120 : 130)		250 (100 : 150)
Age (year)	56 ± 2.3	52 to 60	57.9 ± 3.9	53 to 60	0.1
CDE (joules)	7.19 ± 1.1	4.96 to 9.14	6.51 ± 1	4.97 to 8.52	0.7
Cell density (cells/mm^2)	2646 ± 284	1858 to 2890	2604 ± 367	1998 to 3209	0.16
Coefficient of variance % (polymegathism)	38.2 ± 6	27 to 49	40.3 ± 8.4	31 to 61	0.8
Hexagonality % (pleomorphism)	49 ± 8	39 to 64	51 ± 10	34 to 73	0.3
Central corneal thickness (micron)	508 ± 22	474 to 571	509 ± 34	450 to 571	0.28