Table 2.

Association between structural factors and the pre-hospital assessment of non-specific complaint (NSC) compared to a gender- and age-matched control group with specific assessments admitted to Södersjukhuset’s Emergency Department during 2012

	Pre-hospital assessment NSC number (%) N = 493	Pre-hospital specific assessment Number (%) N = 493	Univariate odds ratio (95 % CI)	Multivariate odds ratio (95 % CI)a
Time of the day
Day	450 (91)	372 (75)	3.56 (2.45–5.17)	3.47 (2.37–5.08)
Emergency Medical Communication Centre priority
Low	182 (37)	86 (17)	2.78 (2.07–3.74)	1.97 (1.38–2.79)
Emergency Medical Service priority
Low	284 (58)	192 (39)	2.18 (1.69–2.82)	1.66 (1.23–2.25)

^aMultivariable logistic regression model including time of day, Emergency Medical Communication Centre priority and Emergency Medical Service priority