TABLE 3.

Association and group comparisons between patient groups (injury, infarction, and no injury) and ICU admission, hospital admission for >24 h, invasive ventilation, and vital signs on admission.

Attribute		n (%)	Patient groups			P-value
			Injury	Infarction	No injury
Patient admitted for >24 h	Yes	646 (97.14%)	290	32	324	0.401
	No	19 (2.86%)	7	0	12
ICU admission	Yes	176 (26.4%)	108	17	51	<0.001
	No	485 (73.6%)	185	15	285
Invasive ventilation	Yes	127 (19.33%)	79	10	38	<0.001
	No	530 (80.67%)	215	20	295
Respiratory rate on admission		N	266	27	302	0.072
		Mean value	21.97	21.22	21.46
		S.D	2.79	2.819	2.818
Temperature on admission		N	290	30	330	0.143
		Mean value	37.16	37.22	37.28
		S.D	0.748	0.646	0.99
Systolic blood pressure on admission		N	297	31	31	0.108
		Mean value	130.86	129.14	129.16
		S.D	22.316	19.295	19.413
Diastolic blood pressure on admission		N	297	31	330	0.368
		Mean value	74.94	75.58	76.1
		S.D	11.92	9.605	8.563
O2 saturation on admission		N	258	30	309	<0.001
		Mean value	85.2	85.30	89.4
		S.D	12.099	11.052	7.051

N, number of patients; S.D, standard deviation.