GPT- 4 as a virtual fitness coach: a case study assessing its effectiveness in providing weight loss and fitness guidance.

BMC Public Health · 2025 · PMC12261634 · PMID 40665245

Europe PMC DOI

hedged sentence

0.1410

closest p · 2.8× alpha

0.1410

boldest claim

The sentences

did not reach statistical significancep = 0.141not close (p > 0.1)

GPT- 4 demonstrated a substantial mean difference in personalization (ΔM = 1.27), an independent-samples t-test indicated that this difference did not reach statistical significance (t = − 2.38, p = 0.141).

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