Table 3 The use of diagnostic tools and severity of illness (NACA-score) by level of response (Norwegian Medical Index) for the included 100 patients
From: Management of chest pain: a prospective study from Norwegian out-of-hours primary care
Level of response | ||||
|---|---|---|---|---|
Red | Yellow | Green | Total | |
ECG taken? | ||||
Yes | 24 | 62 | 6 | 92 |
No | 0 | 4 | 4 | 8 |
Total | 24 | 66 | 10 | 100 |
Who ordered the ECG? | ||||
Ambulance | 9 | 5 | 0 | 14 |
Nurse at the casualty clinic | 10 | 35 | 3 | 48 |
Physician at the casualty clinic | 3 | 16 | 3 | 22 |
Both ambulance and casualty clinic | 2 | 5 | 0 | 7 |
Unknown | 0 | 1 | 0 | 1 |
Total | 24 | 62 | 6 | 92 |
Any laboratory test taken? | ||||
Yes | 15 | 37 | 5 | 57 |
No | 9 | 29 | 5 | 43 |
Total | 24 | 66 | 10 | 100 |
Laboratory test (more than one possible) | ||||
Oxygen-saturation | 13 | 29 | 2 | 44 |
C-reactive protein | 2 | 23 | 4 | 29 |
D-dimer | 0 | 3 | 0 | 3 |
Other blood tests (glucose, haematology) | 1 | 5 | 0 | 6 |
Severity of illness; 0 = no disease, 7 = dead | ||||
NACA 0 | 1 | 0 | 0 | 1 |
NACA 1 | 1 | 18 | 5 | 24 |
NACA 2 | 4 | 18 | 3 | 25 |
NACA 3 | 3 | 20 | 1 | 24 |
NACA 4 | 10 | 9 | 1 | 20 |
NACA 5 | 4 | 1 | 0 | 5 |
NACA 6 | 1 | 0 | 0 | 1 |
NACA 7 | 0 | 0 | 0 | 0 |
Total | 24 | 66 | 10 | 100 |