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Table 5 Multivariate linear regression models for prediction of a decrease in mean arterial blood pressure after induction of anesthesia

From: Carotid corrected flow time and Doppler shock index for prediction of post-induction hypotension in patients undergoing elective abdominal surgery: a prospective observational study

 

β OR (95% confidence interval)

Model 3

Model 4

Age (years)

0.342 (0.109 ~ 0.378)**

0.355 (0.117 ~ 0.389)**

Sex

 − 0.007 (− 3.347 ~ 3.086)

 − 0.001 (− 3.175 ~ 3.211)

BMI, kg/m2

 − 0.157 (− 0.980 ~ 0.111)

 − 0.183 (− 1.057 ~ 0.044)

ASA physical statusa

 − 0.049 (− 9.786 ~ 5.514)

 − 0.047 (− 9.688 ~ 5.608)

Albumin levels, g/L

 − 0.068 (− 0.404 ~ 0.186)

 − 0.038 (− 0.359 ~ 0.238)

Baseline MAP, mmHg

0.454 (0.199 ~ 0.496)**

0.442 (0.191 ~ 0.487)**

Baseline HR, beats/min

0.105 (− 0.049 ~ 0.196)

 − 0.064 (− 0.201 ~ 0.111)

FT, ms

—

 − 0.407 (− 0.192 ~ − 0.053)**

FTc(W), ms

 − 0.329 (− 0.233 ~ − 0.065)**

—

  1. BMI Body mass index, ASA American Society of Anesthesiologists, MAP Mean arterial blood pressure, HR Heart rate, FTc(W) carotid flow time corrected by Wodey’s (W) equation. 
  2. areference group is ASA physical status II
  3. **P < 0.01
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Perioperative Medicine

ISSN: 2047-0525