Table 2 Characteristics associated with EMS re-contact; results from logistic regression

Patient characteristics

 Age category

  0–17

0.67 (0.48–0.93)

0.61 (0.37–0.95)

  18–64 (ref)

–

–

  > 65

2.15 (1.82–2.53)

2.11 (1.78–2.51)

 Sex

  Male

1.35 (1.15–1.59)

1.38 (1.18–1.63)

  Female (ref)

–

–

 Care process characteristics

 Medical specialism

  Cardiology (ref)

–

–

  Surgery/traumatology

0.39 (0.27–0.57)

0.51 (0.34–0.76)

  Pulmonology

2.44 (166–3.58)

2.45 (1.66–3.63)

  Neurology

1.51 (1.07–2.15)

1.81 (1.28–2.59)

  Internal medicine

1.05 (0.79–1.43)

1.17 (0.88–1.60)

  Pediatrics (including neonatology)

0.74 (0.44–1.22)

1.90 (0.96–3.78)

  Psychiatry (including panic disorders)

0.94 (0.66–1.35)

1.42 (0.98–2.08)

  Gynecology/obstetrics

1.72 (0.50–4.44)

3.07 (0.88–8.17)

 Consultation/handover to a General Practitioner

  Yes

1.41 (1.19–1.65)

1.25 (1.06–1.47)

  No (ref)

–

–

Run Characteristics

 Urgency level

  A1 (arrival < 15 min) (ref)

–

–

  A2 (arrival < 30 min)

0.77 (0.65–0.92)

1.07 (0.88–1.29)

 Applicant

  Citizen/112 (ref)

–

–

  General practitioner

1.06 (0.68–1.59)

0.85 (0.53–1.29)

  GP out-of-hours service

1.22 (0.97–1.50)

0.99 (0.77–1.25)

  Other Healthcare professional¹

1.95 (0.94–3.60)

1.81 (0.86–3.40)

  Non-healthcare professional²

1.09 (0.67–1.68)

1.45 (0.88–2.26)

  Unknown

0.79 (0.65–0.95)

0.78 (0.64–0.95)

 Time of day

  Day 08:00–17:00; (ref)

–

–

  Evening, 17:01–23:59;

1.01 (0.84–1.22)

1.02 (0.85–1.24)

  Night, 00:00–07:59

1.59 (1.30–1.93)

1.49 (1.21–1.82)