Amboss lists 8-10 mm, so agree
incorrect, its more nuianced, please see AMBOSS algorithm, however added UWorld text in extra to differnetiate https://next.amboss.com/us/article/nh07ef?q=solitary+pulmonary+nodule&m=-oYDeJ#xz1EEj0
discussed in maintainer chat, this is incorrect, the question you are referring to is getting at the fact that >0.8 is relatively large in this patient +++ the irregular borders, age, and smoking history classifies it as high risk/malignant probability, and not classifying >0.8 as high malignant risk