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Counterfactual Perturbation Analysis on UK Biobank Diabetic Retinopathy (DR) primary cohort

0.311Tortuosity Delta (4x)BTECF (DR-prompt)
0.298440.383220.4680.55278May 13, 2026

Evaluation results

MethodLinks
BTECF (DR-prompt)Prompting Condition=DR-prompt, Evaluation Subset (n)=97 / 190, Pixdrop control / Tort. ratio=∼1/18–1/252026.050.311
BTECF (Uncond)Prompting Condition=Unconditional, Evaluation Subset (n)=97 / 190, Pixdrop control / Tort. ratio=∼1/18–1/252026.050.625