Table 1.

Subject details. Columns 3–7 indicate the implant site, gender, preoperative visual acuity (VA) categorized as either bare light perception (BLP) or no light perception (NLP), the age at implantation, and the number of years participants had been blind prior to implantation (self-reported).

Subject ID	Second Sight ID	Clinical site	Gender	Preoperative VA	Age at implantation	Years blind
1	TB	Doheny Eye Institute, University of Southern California (Los Angeles, CA)	M	NLP	55	11
2	12-005	Wilmer Eye Institute, Johns Hopkins School of Medicine (Baltimore, MD)	M	NLP	70	?
3	51-009	Moorfields Eye Hospital (London, UK)	F	NLP	45	15
4	52-001	Royal Eye Hospital (Manchester, UK)	M	BLP	50	21

Years blind for Subject 2 is unknown due to gradual loss of vision.