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. 2026 Feb 21;16:7470. doi: 10.1038/s41598-026-39317-6

Table 2.

Planned contrasts (reverse helmert contrasts).

Contrast Group coefficient
Empathic AI Compassionate AI Control
AIs vs. text 0.5 0.5 −1
Empathic AI vs. Compassionate AI 1 −1 0