The diagnosis of 30 examples of multimorbidity by the IEDSS and two ophthalmologists with (without) assistance of Interpretable eye diseases screening system (IEDSS). Correct diagnosis was defined as successfully identifying all types of diseases. The wrong samples were analysed and summarized the reasons into the following three types: 1. misidentification, which was defined as the lesion was correctly detected but the disease was misdiagnosed, 2. undetected lesions, which was defined as the missed detection of lesions, 3. misdetected lesions, including false positives and wrongly categorized lesions. DR, diabetic retinopathy; CSCR, central serous chorioretinopathy; AMD, age-related macular degeneration; MH, macular Hole; EMM, epimacular membrane; CRVO, central retinal vein occlusion; BRVO, branch retinal vein occlusion; ODE, optic disc edema; OA, optic atrophy; SG, suspected glaucoma.