Table 1.

Study overview.

Phase #	Procedures	Product	Evaluation method
1	Conducted a questionnaire-based survey with physicians and paramedics	Categories of FAQsa	Qualitative
2	Formulated responses	FAQ-response pairs	N/Ab
3	Developed the chatbot	Chatbot version 1	N/A
4	Conducted an α test with the physicians and paramedics involved in phase 1	Chatbot version 2	Quantitative
5	Conducted a β test with patients with lung cancer and their caregivers	Chatbot version 3	Quantitative

^aFAQs: frequently asked questions.

^bN/A: not applicable.