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Table 2 Summary of PanOptic ophthalmoscopy studies

From: Characterization of the retinal vasculature in fundus photos using the PanOptic iExaminer system

Authors

Subjects

Subjects No.

Focus Area

Pupil Dilation

Smartphone

App

Mounted

Main outcome

Xu et al. 2016 [20]

Normal

10

Retina

Not mentioned

Android

iExaminer and Android app

No

Segment retinal vessels, analyze vessel width, and store or uplink results

Xu et al. 2018 [21]

Normal

10

Retina

Not mentioned

Not mentioned

Not mentioned

Not mentioned

Segment retinal arterioles and venules

Patel et al. 2019 [22]

Preterm infants

24

Anterior lens capsule vascularity

No

iPhone 4 & 6 s

MoviePro

Ring stand

Quantitative analysis for gestational age estimate

Day, et al. 2017 [23]

Pediatric emergency patients

184

Retina

No

Not mentioned

iExaminer

Not mentioned

Feasibility of fundus photography in pediatric patients

Petrushkin et al. 2012 [24]

Emergency patients

36

Optic disc

No

No photography

No

No

More sensitive and specific than the direct ophthalmoscope

Tan et al. 2010 [9]

Diabetes mellitus

200

Retina

Yes

No photography

No

No

Not superior to direct ophthalmoscope for retinopathy

Gill et al. 2004 [7]

Diabetes mellitus

28

Retina

No

No photography

No

No

Fairly accurate in screening diabetic retinopathy

McComiskie et al. 2004 [8]

Healthy volunteers

140

Optic disc

No 75, Yes 65

No photography

No

No

Easier to use, with the accuracy of rating the cup to disc ratio

Desai et al. 2018 [25]

Neonates

124

Anterior lens capsule vasculature

No

iPhone 6 Plus

iExaminer

No

Gestational age estimation

Lee et al. 2020 [26]

Healthy volunteers

Not mentioned

Optic nerve head

No

No photography

No

No

Ophthalmology clinical training

Besenczi et al. 2015 [27]

Normal

16

Retina

Not mentioned

iPhone 4/4S

iExaminer

No

Automatic optic disc and optic cup detection