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. 2024 Mar 22;96(4):983–989. doi: 10.1038/s41390-024-03130-6

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Fig. 3 — a Non-vigorous VPTI have a lower 3- to 4-min heart rate than vigorous VPTI, p = 0.049 but not between 4- and 5-min. b No difference in 3- and 4-min or 4- and 5-min SpO₂ between vigorous and non-vigorous VPTI.