Table 2.

Univariate analyses at 12 months.

	OR	95% CI
Patients’ characteristics
Patients’ gender (female = reference)	2.49	1.52–4.09
Age (continuous), years	1.02	1.01–1.03
⩽40 (Ref.)	Ref.
41–60	3.31	1.41–7.81
61–80	4.82	2.09–11.13
>80	3.54	1.26–9.91
CVD risk factors
None	Ref.
1–2	3.38	1.55–7.36
⩾3	9.51	4.14–21.85
Unknown	1.61	0.33–7.94
Mode of presentation
Emergency consultation	0.92	0.54–1.54
Chest pain is the main complaint	1.35	0.84–2.20
Temporality of complaint
New complaint	Ref.
Recent complaint under investigation	0.8	0.34–1.88
Recurrent complaint	1.27	0.77–2.10
Chest pain during consultation	3.35	1.92–5.83
Chest pain intensity
Weak	Ref.
Moderate	2.05	0.9–4.69
Strong	2.64	1.11–6.28
Presentation of angina
Atypical (not retrosternal not triggered by effort)	Ref.
Sub-typical (either retrosternal or triggered by effort)	2.24	0.94–5.34
Typical (retrosternal and triggered by effort)	1.26	0.62–2.56
Clinical examination
Clinical signs of anxiety	1.00	0.60–1.67
Tachycardia	2.79	1.14–6.82
Chest pain reproducible at palpation	0.36	0.21–0.62
Physicians’ characteristics a
Physicians’ gender (female = reference)	0.61	0.34–1.09
Physician is worried about the pain
No	Ref.
Does not know	2.64	1.27–5.51
Yes	4.77	2.74–8.3
Physicians’ experience (years)
⩽5	Ref.
6–10	0.51	0.23–1.14
11–15	0.57	0.26–1.27
16–20	0.46	0.22–0.97
>20	0.6	0.28–1.31
Practice in rural setting	0.9	0.51–1.58

OR: odds ratio; CI: confidence interval; CVD: cardiovascular disease.

^aAnalyses adjusted to cluster.