Table 3.

Comparison of mean corneal endothelial cell density in different population groups

Age group (years)	American12		Japanese12		Indian14		Chinese15		Malay16		Nigerian
	No of eyes	Cell density (cell/m2; mean ± SD)	No of eyes	Cell density (cell/m2; mean ± SD)	No of eyes	Cell density (cell/m2; mean ± SD)	No of eyes	Cell density (cell/m2; mean ± SD)	No of eyes	Cell density (cell/m2; mean ± SD)	No of eyes	Cell density (cell/m2; mean ± SD)
20–30	11	2,977±324	18	3,893±259	104	2,782±250	100	2,988±243	49	2,783±286	81	2,860.70±227.06
31–40	6	2,739±208	10	3,688±245	96	2,634±288	100	2,920±325	9	2,551±319	62	2,631.26±394.70
41–50	11	2,619±321	10	3,749±407	97	2,408±274	97	2,935±285	10	2,744±239	31	2,433.74±442.42
51–60	13	2,625±172	10	3,386±455	98	2,438±309	97	2,810±321	15	2,509±228	37	2,545.03±319.73
61–70	8	2,684±384	6	3,307±330	88	2,431±357	90	2,739±316	25	2,560±304	81	2,538.04±362.48
>70	15	2,431±339	5	3,289±313	54	2,360±357	83	2,778±365	17	2,570±301	67	2,493.06±353.35