Table 1.

Group statistics for ISS, RTS, TRISS, APACHE II at the time of admission, 24 hours after admission, and 48 hours after admission

Final outcome	Group statistics				p-value
	N	Mean	Std. deviation	Std. error mean
NISS (Admission)
Survival	182	32.1868	17.50290	1.29740	0.000
Death	58	45.3621	20.20483	2.65302
RTS (Admission)
Survival	182	7.4744	0.84564	0.06268	0.000
Death	58	5.4216	1.70926	0.22444
TRISS (Admission)
Survival	182	0.8401	0.22818	0.01691	0.000
Death	58	0.5206	0.32068	0.04211
APACHE II (Admission)
Survival	182	3.6648	4.09727	0.30371	0.000
Death	58	15.5000	7.41087	0.97310
NISS (Day 1)
Survival	182	32.1868	17.50290	1.29740	0.000
Death	58	45.3621	20.20483	2.65302
RTS (Day 1)
Survival	182	7.6323	0.64620	0.04790	0.000
Death	58	4.8474	1.68542	0.22131
TRISS (Day 1)
Survival	182	0.8576	0.20324	0.01507	0.000
Death	58	0.4754	0.31081	0.04081
APACHE II (Day 1)
Survival	182	2.9231	3.80819	0.28228	0.000
Death	58	17.6379	6.54726	0.85970
NISS (Day 2)
Survival	182	32.1868	17.50290	1.29740	0.000
Death	58	45.3621	20.20483	2.65302
RTS (Day 2)
Survival	182	7.7412	0.42038	0.03116	0.000
Death	58	4.8776	1.42295	0.18684
TRISS (Day 2)
Survival	182	0.8711	0.18185	0.01348	0.000
Death	58	0.4783	0.31256	0.04104
APACHE II (Day 2)
Survival	182	2.7088	3.99694	0.29627	0.000
Death	58	17.3793	6.38482	0.83837