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Table 1 Description of defined item derived from the intended use statements

From: How AI should be used in radiology: assessing ambiguity and completeness of intended use statements of commercial AI products

Item

Short description

Question

Example from intended use statement

Intended medical indication/disease targeted

Condition and/or disease to be screened, monitored, treated, diagnosed, or prevented

What specific medical conditions are you targeting, and what clinical claims are you making?

“The intended use of [PRODUCT] is to perform an automatic determination of bone age and bone health index (BHI).”

Intended part of the body

Part of the body or type of tissue applied to or interacted with

What body part is your product addressing?

“[PRODUCT] indicated for use in the analysis of CT studies of the abdomen.”

Intended patient population

Patient population according to age, health, or condition

What specific patient group is your product aimed at?

“[PRODUCT] uses the screening mammograms of the female population.”

Intended user profile

The user according to the role, educational level, and training

Who are the intended users of your AI solution? What expertise or training is required from these users?

“[PRODUCT] is to be used by qualified medical professionals who are credentialed by their medical institutions to review chest radiographs.”

Intended use environment

Physical (e.g., emergency department, screening) and technical (hardware requirements) environment

Where exactly do you envision your product being used (e.g., on a stand-alone app, integrated)? In what clinical setting (screening, acute care, low-income country, etc.)?

“The device is intended to be used when the patient is not in a life-threatening state of health, time is not critical for medical decisions and no major therapeutic interventions are required.”

and/or

“[PRODUCT] uses a […] standalone Web application in parallel to the ongoing standard of care image interpretation.”

Intended operating principle

Method used to accomplish the intended purpose and mechanism by which it works

What is the input, computational task, and output of your product? How should the user be using the outcomes (triage, stand-alone, concurrent, etc.)?

“[PRODUCT] is comprised of computer assisted reading tools designed to aid the radiologist in the detection of pulmonary nodules during review of CT examinations […] It is used to aid users in making a final diagnosis and patient management decisions by providing adjunctive information.”

Disclaimers

Warnings and contraindications for use

How should the product be used or not be used? What is foreseeable misuse?

“[PRODUCT] is not an interpretive or diagnostic aid and should be used only as adjunctive information when the final assessment […] is made by an […] interpreting physician.”