The Correlation of Age and Postoperative Visual Acuity for Age-Related Cataract

Table 2

Demographic characteristics of the three missions.

	Zhoukou; ()	Yuncheng; ()	Sanmenxia; ()
Age (years)	69.82 ± 7.09	70.21 ± 6.91	70.04 ± 7.27	0.467
POVA (LogMAR)	0.32 ± 0.25	0.31 ± 0.23	0.26 ± 0.23	0.000
Sex male/female	326/565	442/760	506/853	0.946
Operated eye right/left	494/397	625/577	682/677	0.050