Table 1.

Demographics and clinical characteristic of burn patients with and without NI

Variables	Total n=986	NI n=156	No-NI n=830	P values
Male, n (%)	642 (65.1)	105 (64.7)	537 (67.3)	0.530
Age (years), median (25th, 75th)	37 (18, 49)	37 (17, 49)	37 (24, 37)	0.470
Diabetes, n (%)	38 (3.9)	11 (7.1)	27 (3.3)	0.024
TBSA, n (%)
<10%	469 (47.6)	55 (35.3)	414 (49.9)	0.031
10%–29%	304 (30.8)	38 (24.4)	266 (32.0)	0.056
≥30%	213 (21.6)	63 (40.3)	150 (18.1)	0.000
Full thickness burn, n (%)	221 (22.4)	60 (38.5)	161 (19.4)	0.000
Inhalation injury, n (%)	46 (4.7)	38 (24.3)	8 (1.0)	0.000
Burn type, n (%)
Flame	771 (78.2)	118 (75.6)	653 (84.7)	0.400
Scalding	96 (9.7)	11 (7.1)	85 (10.2)	0.218
Electric	73 (7.4)	15 (9.6)	58 (7.0)	0.250
Others	46 (4.7)	12 (7.7)	34 (4.1)	0.051
Length of hospital stay median (25th, 75th)	14 (8, 28)	27 (13.25, 57.75)	13 (7, 24)	0.000
In-hospital mortality, n (%)	54 (5.5)	25 (16.0)	29 (3.5)	0.000

Values of P<0.05 are given in bold.

NI, nosocomial infection; TBSA, total body surface area.