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Table 3 Combined model of attributes of patients who did not receive pre-hospital interventions with p ≤ 0.25 after performing backwise logistical regression, including demographic variables with p ≥ 0.25

From: Does the Norwegian emergency medical dispatch classification as non-urgent predict no need for pre-hospital medical treatment? An observational study

  Beta SE P-value OR (95 % CI)
Age in years 0.012 .004 .001 1.012 (1.005, 1.020)
Sex (male) 0.142 .167 .400 1.153 (.831, 1.600)
Low acuity primary     reference
Low acuity secondary −.553 .378 .140 .575 (.274, 1.205)
Urgent 1.043 .265 <.001 2.839 (1.690, 4.770)
Acute 2.111 .276 <.001 8.259 (4.810, 14.179)
Chest pain, cardiac 2.059 .370 <.001 7.842 (3.796, 16.198)
Abdominal pain, back pain .740 .333 .030 2.096 (1.090, 16.198)
Breathing problems 1.430 .345 <.001 4.178 (2.125, 8.214)
Accidents −1.325 .628 .040 .266 (.078, .910)
Minutes used on transport .020 .004 <.001 1.020 (1.013, 1.028)