Do bots provide correct and adequate guidance regarding acidity: A blinded comparison rated by patients and physicians

Table 2 Patient-rated domains and scoring criteria

Domain	Scale	Description	Example anchors
Comprehensibility	1-4	How easy is the answer to understand?	1 = very hard to understand, overly technical or confusing; 4 = very easy to understand, written in clear layman’s terms
Empathy	1-4	Did the tone feel caring and supportive?	1 = not at all empathetic; 4 = very empathetic and supportive in tone
Actionability	1-5	Is the advice useful and feasible? Would the reader know what to do next after reading?	1 = not actionable or no advice; 5 = extremely actionable with clear, helpful next steps

Responses were evaluated by patients for comprehensibility, empathy, and actionability using predefined ordinal scales, with illustrative anchors provided for each domain.