The development of simple survival prediction models for blunt trauma victims treated at Asian emergency centers

Table 4 Coefficients of Logistic Regression Models

Models with predictor variables	Intercept	β(c)ISS	βRTS	βcAGE	βcGCS	βcBP	βcRR
Original TRISS	-0.4499	-0.0835	0.8085	-1.743	0.7574	0.5923	0.2351
ISS, RTS, cAGE	-1.7162* (0.279) [37.8]	-0.0675* (0.005) [181]	0.9301* (0.0368) [639]	-1.439* (0.137) [111]	*	*	*
ISS, cAGE, cSBP, cGCS, cRR	-1.8646 (0.340) [30.2]	-0.0678* (0.0050) [181]	*	- 1.452* (0.137) [112]	0.846* (0.047) [328]	0.670* (0.077) [75.8]	0.346* (0.090) [14.9]
cISS, cAGE, cSBP, cGCS, cRR	-6.281* (0.335) [351]	1.0 58* (0.070) [227]	*	-1.4 04* (0.137) [104]	0.7 77* (0.047) [267]	0.7 18* (0.077) [87.5]	0.3 70* (0.090) [17.0]
cISS, cAGE, cSBP, cGCS	-5.734* (0.283) [410]	1.0 38* (0.069) [225]	*	-1.3 48* (0.136) [98.8]	0.8 41* (0.045) [345]	0.8 89* (0.063) [202]	x
cAGE, cSBP, cGCS, cRR	-4.663* (0.357) [170]	x	*	-1.3 28* (0.129) [105]	1.0 25* (0.044) [540]	0.8 43* (0.077) [122]	0.3 49* (0.094) [13.7]

Βx: regression coefficients, *: p < 0.001, (standard error), [likelihood ratio chi-square value],
PVs: predictor variables, cAGE: coded value of age, RTS: the Revised Trauma Score,
cBP: coded value of systolic blood pressure, cGCS: coded value of the Glasgow Coma Scale score,
cRR: coded value of respiratory rate, ISS: the Injury Severity Score,
cISS: coded value of the Injury Severity Score

ISSN: 1757-7241