Table 1.

Patient Characteristics

Characteristics	PDR	RRD	ERM	MH	P
Subjects, no.	30	44	11	18
Age (yr)	62 (31–80)	59 (44–86)	69 (50–75)	68 (49–78)	0.184*
Female sex no. (%)	15 (50)	18 (41)	6 (55)	11 (61)	0.849†

Values are expressed as the median (range) or number (%). 

^*Kruskal-Wallis variance analysis. 

^†χ² test.