Using ordinal logistic regression to evaluate the performance of laser-Doppler predictions of burn-healing time

Table 4 Predictors of healing, when LDI mean flux measurement is included, based on 310 burn areas for which flux measurements were available.

Parameter	$\hat{β}$	se	se*	p-value 1	p-value 2
α ₁	-0.292	0.764	1.115	0.77	0.79
α ₂ - α ₁	5.826	0.912	1.515	0.008	0.00012
Burn site 2 (extremity)	0.635	0.626	0.685	0.34	0.35
Burn site 3 (torso)	0.192	0.705	0.956	0.79	0.84
Burn site 4 (face)	0.580	1.384	8.19	0.78	0.94
Gender (female)	-1.979	0.597	0.793	0.023	0.012
Race (black)	-1.579	1.373	5.99	0.376	0.792
Age (yrs)	-0.0002	0.012	0.014	0.993	0.990
(Age - 35)²	-0.0008	0.0004	0.00094	0.191	0.280
%TBSA	0.048	0.039	0.048	0.272	0.3248
Log of mean flux	9.367	1.190	2.35	.012	0.00007

ISSN: 1471-2288