Table 5 Multivariable ordinal logistic regression model of risk factors for developing SVPDs during the post-anaesthetic period

Post-operative Na T12 (mmol/l)

0.81

0.71-0.92

0.001*

ASA score

Reference 1

1.0

2

0.53

0.17-1.65

0.273

3

0.20

0.07-0.60

0.004*

4

0.23

0.08-0.65

0.006*

5

1.60

0.10-26.95

0.743