Table 2.

Descriptive overview of all evaluated images for both camera systems

Parameter	Camera 1	Camera 2
Images total	1,044	873
Macula-centered	541	433
Disc-centered	503	440
Quality of macula-centered images, mean (SD)	1.95 (0.93)	2.61 (0.68)	P<0.0001 (Wilcoxon/Kruskal–Wallis test)
Quality of disc-centered images, mean (SD)	2.21 (0.65)	2.69 (0.81)	P<0.0001 (Wilcoxon/Kruskal–Wallis test)
Macula-centered images with quality grade 1 or 2	484 (89%)	385 (83%)
Disc-centered images with quality grade 1 or 2	464 (92%)	343 (78%)