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Table 4 Hazard ratio of early intraoperative hypotension (2–12 min), time to hypotension survival analysis

From: A preoperative ultrasound-based protocol for optimisation of fluid therapy to prevent early intraoperative hypotension: a randomised controlled study

Definition

Hazard ratio

95% CI

p-value

CFT vs. USP as reference

MAP < 65 mmHg

2.10

1.00 to 4.42

0.0387*

MAP < 65 and/or > 30% decrease

2.16

1.22 to 3.82

0.0023*

  1. CFT conventional fluid therapy, MAP mean arterial pressure, USP ultrasound-based protocol
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Perioperative Medicine

ISSN: 2047-0525