Table 4.

Results of multiple linear regressions analysis of length of stay (days)

Variables	Β	95% CI	P values
TBSA	0.085	0.056 to 0.113	0.000
Full thickness burn	0.105	0.052 to 0.157	0.000
Electric burn	0.228	0.129 to 0.328	0.000
Flame burn	0.093	0.031 to 0.155	0.003
Nosocomial infection	0.244	0.184 to 0.305	0.000

TBSA, total body surface area.