The association of acute hypercarbia and plasma potassium concentration during laparoscopic surgery: a retrospective observational study

Table 4 Coefficients estimated using linear regression for predicting plasma potassium concentrations [K⁺]_p changes

Variables	Coefficient	P value
Included in the final regression model
PaCO₂ changes	0.018 (0.011‒0.025)	< 0.001
Intraoperative Plasma-Lyte 148 administration volume	0.061 (0.031‒0.091)	< 0.001
Type II diabetes mellitus	0.154 (0.023‒0.284)	0.021
Excluded in the final regression model
Age	0.084	0.464
American Society of Anesthesiologists status	0.029	0.683
Body mass index	0.046	0.703
Smoking history	− 0.008	0.889
Obstructive lung disease	0.058	0.348
Coronary artery disease	− 0.041	0.464
Hypertension	0.014	0.847
Renal disease (creatinine > 120 umol/L)	− 0.102	0.058
Hepatic disease (bilirubin > 50 umol/L)	0.07	0.199
Emergency surgery	− 0.036	0.497
Duration of surgical procedure	0.156	0.235
Corrected ARISCAT score	0.082	0.475

Coefficient values are expressed with 95% confidential intervals when corresponding variable is included in the final regression model

ISSN: 1471-2482