Table 7.

Independent risk factors for mortality of elderly patients with severe burns.

Factors	B	OR	95% CI	P-value
Pre-existing comorbidities (no.)#	0.799	2.222	1.174–4.205	0.014*
Full-thickness burns (%TBSA)	0.034	1.035	1.010–1.060	0.006*

^#According to the number of pre-existing comorbidities, it is divided into 0, 1–2 and ≥3, respectively.

^*P<0.05.

OR – odds ratio; CI – confidence interval; TBSA – total body surface area.