Revision Surgery for Idiopathic Macular Hole after Failed Primary Vitrectomy

Table 1

Clinical and demographic characteristics upon the first presentation.

	MH undergoing revision surgery n = 20	Successful revision surgery n = 17	Unsuccessful revision surgery n = 3	Revision surgery not attempted n = 2
Age
Years, mean ± SD	73 ± 6	73 ± 7	73 ± 3	68 ± 13
Sex
Male, n (%)	7 (35%)	6 (35%)	1 (33%)	2 (100%)
Female, n (%)	13 (65%)	11 (65%)	2 (67%)	0 (0%)
Pseudophakic
n (%)	4 (20%)	2 (11%)	2 (67%)	1 (50%)
Duration of symptoms
Weeks, mean ± SD	28 ± 24	24 ± 21	46 ± 33	25 ± 18
Baseline MH size
μm, mean ± SD	653 ± 231	630 ± 237	781 ± 174	790 ± 170
Failure MH size
μm, mean ± SD	614 ± 169	559 ± 117	859 ± 167	539 ± 0
VA (letters)
Baseline, mean ± SD	33 ± 26	33 ± 27	33 ± 23	41 ± 0
Failure, mean ± SD	21 ± 36	24 ± 30	7 ± 63	41 ± 0

MH: macular hole. SD: standard deviation.