Ultrasound-based clinical profiles for predicting the risk of intradialytic hypotension in critically ill patients on intermittent dialysis: a prospective observational study

Table 3 Multivariate logistic regression analysis for the occurrence of intradialytic hypotension

Variable	Parameter estimated	Standard error	Odds ratio	95% CI	p
Age	0.018	0.015	1.018	0.989–1.049	0.228
Blood flow rate	0.006	0.007	1.006	0.993–1.019	0.379
Dialysate flow rate	− 0.007	0.004	0.993	0.984–1.001	0.096
Ultrafiltration	0.001	0.004	1.000	1.000–1.001	0.136
Mean blood pressure	− 0.039	0.015	0.962	0.934–0.991	0.010
Lactate	− 0.187	0.398	0.829	0.380–1.810	0.638
Use of norepinephrine	2.736	0.679	15.425	4.078–58.353	0.001
Pulmonary congestion	− 1.025	0.462	0.448	0.106–0.888	0.027
Inferior vena cava collapsibility	3.573	0.487	35.635	13.722–92.538	0.001
Mechanical ventilation	− 0.803	0.737	0.359	0.106–1.900	0.276
Sepsis	0.584	0.466	1.793	0.719–4.470	0.210
Constant	1.825

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