Table 3.

Relationship between Two types of anaesthesia and LOS (Days)

Outcome	LOS (Days) β(95%CI) P-value
Anaesthesia	Crude Model	Model I	Model II
RA	Reference	Reference	Reference
GA	0.84 (0.43, 1.25) < 0.0001	1.08 (0.67, 1.49) < 0.0001	0.93 (0.54, 1.32) < 0.0001

Model I adjusted for age, sex, ethnicity

Model II adjusted for age, sex, ethnicity, BMI,ASA Status, Hb, duration of surgery, smoking, OSA, DM, IHD, CCF, CVA, Creatinine > 2 mg/dl, DM on insulin, Day of week of operation

Abbreviations: LOS Length of stay, GA General anaesthesia, RA Regional anaesthesia, OR Odds ratio, CI Confidence interval