Table 3 Predictors of contacting the primary healthcare centre before hospitalisation^an=648

Diagnosis, STEMI

0.58

0.36-0.94

0.03

Pain intensity

0.90

0.81-0.98

0.02

Fluctuating symptoms

1.74

1.14-2.64

0.01

Symptom onset, off-hours

0.42

0.29-0.62

<0.001

Study hospital location (Linkoping University as reference)

1.00

<0.01

Jonkoping county hospital vs. Linkoping university hospital

2.52

1.32-4.82

<0.01

Sunderby county hospital vs. Linkoping university Hospital

3.49

1.82-6.69

<0.01