Table 3.

Multiple logistic regression models of study variables at baseline level and odds ratio.

Variables	OR (95% CI)	P
HR	1	0.052
	0.215 (0.046–1.016)
RR	1	0.276
	2.15 (0.54–8.56)
PCO2	1	0.015*
	12.41 (1.64–93.68)
pH	1	0.126
	3.97 (0.68–23.33)
ADL	1	0.000*
	60.69 (9.77–376.78)

HR: heart rate, RR: respiratory rate, ADL: activities of daily living.

Statistical analysis: multiple logistic regression model (R² = 0.408).

^*Statistically significant.