Predictors	Coefficients	p value	95% CI for odds ratios
$\sqrt{\frac{10}{\text{ISS}}}-0.8686$	− 2.79052	< 0.001	0.0464	0.0812
${log}_e\left(\frac{\text{ISS}}{10}\right)-0.2817$	− 2.57574	< 0.001	0.0659	0.0879
GCS = 3	− 3.79637	< 0.001	0.0203	0.0248
GCS 4–5	− 2.73865	< 0.001	0.0557	0.0751
GCS 6–8	− 1.87664	< 0.001	0.1361	0.1722
GCS 9–12	− 1.29443	< 0.001	0.2477	0.3033
GCS 13–14	− 0.46062	< 0.001	0.5853	0.6801
GCS 15 (reference)	0.00000
GCS “Intubated”	− 2.62397	< 0.001	0.0595	0.0884
CCI notknown	− 0.44900	< 0.001	0.5919	0.6882
CCI 0 (reference)	0.00000
CCI 1–5	− 0.49572	< 0.001	0.5692	0.6519
CCI 6–10	− 0.96308	< 0.001	0.3474	0.4195
CCI > 10	− 1.59703	< 0.001	0.1791	0.2289
Age 0–5	− 0.00483	0.9770	0.7206	1.3745
Age 6–10	0.25323	0.2750	0.8174	2.0300
Age 11–15	− 0.08435	0.5780	0.6825	1.2378
Age 16–44 (reference)	0.00000
Age 45–54	− 0.41388	< 0.001	0.5795	0.7542
Age 55–64	− 0.93229	< 0.001	0.3457	0.4482
Age 65–74	− 1.58082	< 0.001	0.1814	0.2335
Age ≥ 75	− 2.67520	< 0.001	0.0621	0.0765
Gender MALE (reference)	0.00000
Gender female	− 0.17252	0.0290	0.7211	0.9821
Age 0–5 × female	− 0.13805	0.5820	0.5322	1.4255
Age 6–10 × female	0.43973	0.3200	0.6518	3.6970
Age 11–15 × female	0.21675	0.4630	0.6961	2.2160
Age 45–54 × female	− 0.06972	0.6000	0.7183	1.2110
Age 55–64 × female	0.17164	0.1590	0.9350	1.5075
Age 65–74 × female	0.25829	0.0220	1.0376	1.6155
Age ≥ 75 + × female	0.34770	< 0.001	1.1928	1.6806
Constant	5.28621	< 0.001