Impact of icing weather conditions on the patients in helicopter emergency medical service: a prospective study from Northern Finland

Table 3 Demographic data, ASA classification and patient classification categorised according to delay in definitive treatment

Characteristic	All patients (n = 57)	Definitive treatment not delayed (n = 36)	Definitive treatment delayed (n = 21)	p value
Age, mean (SD)	57.0 (21.9)	55.5 (21.5)	59.4 (22.8)	0.52^a
Age group, n (%)				0.36^b
< 18 yrs	4 (7)	2 (6)	2 (10)
18–65 yrs	29 (51)	21 (58)	8 (38)
> 65 yrs	24 (42)	13 (36)	11 (52)
Gender (male), n (%)	30 (53)	18 (50)	12 (57)	0.78^c
ASA classification, n (%)				0.89^b
ASA I	15 (26)	10 (28)	5 (24)
ASA II	18 (32)	10 (28)	8 (38)
ASA III	23 (40)	15 (42)	8 (38)
ASA IV	1 (2)	1 (3)	0
Patient classification, n (%)				0.016^c
Internal medicine	20 (35)	10 (28)	10 (48)
Neurology	22 (39)	19 (53)	3 (14)
Trauma	15 (26)	7 (19)	8 (38)

ISSN: 1757-7241