Table 3.

Complication rates following retinal repair procedures among Medicare beneficiaries^*

Complications	Scleral Buckle	Pars Plana Vitrectomy		Pneumatic Retinopexy		Laser or Cryotherapy		Full Sample
Panel A. Main Analysis	Mean	Mean	p value	Mean	p value	Mean	p value	Mean
Second operation	0.192	0.212	0.044	0.406	<0.0001	0.172	0.043	0.223
Pars Plana vitrectomy	0.128	0.174	<0.0001	0.241	<0.0001	0.068	<0.0001	0.150
Scleral buckle	0.034	0.009	<0.0001	0.105	<0.0001	0.043		0.035
Pneumatic retinopexy	0.016	0.014		0.058	<0.0001	0.010		0.020
Laser or Cryotherapy	0.030	0.024		0.109	<0.0001	0.094	<0.0001	0.048
Recurrent repair retinal detachment	0.022	0.022		0.014		0.004	<0.0001	0.018
Adverse outcomes	0.017	0.035	0.0001	0.006	0.002	0.012		0.021
Severe complication	0.004	0.012	0.0001	0.003		0.004		0.007
Endophthalmitis	0.002	0.003		0.003		0.003		0.003
Hypotony	0.000	0.002	0.006	0.000		0.000		0.001
Phthisis	0.001	0.009	<0.0001	0.000	0.046	0.001		0.004
Visual impairment	0.013	0.026	0.002	0.005	0.010	0.008		0.016
Moderate vision loss	0.009	0.014	0.043	0.005		0.007		0.010
Severe vision loss	0.003	0.009	0.0008	0.000	0.003	0.001		0.004
Blindness or low vision aid	0.002	0.006	0.022	0.000	0.005	0.001		0.003
Observations	3248	3406		1151		1411		9216
Panel B. Sensitivity Analysis
Adverse outcomes	0.007	0.014	0.016	0.004		0.005		0.009
Severe complication	0.002	0.006	0.018	0.002		0.003		0.004
Endophthalmitis	0.002	0.002		0.002		0.003		0.002
Hypotony	0.000	.001		0.000		0.000		0.0002
Phthisis	0.000	0.005	0.000	0.000		0.000		0.002
Visual impairment	0.005	0.008		0.002		0.002		0.005
Moderate vision loss	0.003	0.005		0.002		0.002		0.003
Severe vision loss	0.001	0.003	0.025	0.000		0.000		0.001
Blindness or low vision aid	0.002	0.002		0.000	0.025	0.000	0.025	0.001
Observations	3248	3406		1151		1411		9216

Notes:

^*All rates are fractions. Comparison group is Scleral Buckle. p-values present when p<0.05