Table 2.
Univariable and multivariable analysis and confirmed diagnosis of heart failure.
| Univariate analysis |
Multivariate analysisa |
|||
|---|---|---|---|---|
| OR (95%CI) | p | OR (95%CI) | p | |
| Demographic variables | ||||
| Age | 0.96 (0.94–0.99)b | .01 | 0.97 (0.95–0.99) | .04 |
| Sex (women) | 1.07 (0.58–1.95) | .82 | 0.74 (0.49–1.13) | .16 |
| Cardiovascular risk factors | ||||
| Body mass index | 0.91 (0.92–1.02) | .21 | ||
| Hypertension | 1.03 (0.52–2.05) | .92 | ||
| Diabetes mellitus | 1.23 (0.74–2.05) | .40 | ||
| Hypercholesterolaemia | 0.93 (0.56–1.55) | .80 | ||
| Smoking | 0.71 (0.36–1.39) | .32 | ||
| Cardiovascular comorbidities | ||||
| Ischaemic heart disease | 1.76 (1.03–3.18) | .04 | 2.17 (1.36–3.48) | .01 |
| Atrial fibrillation | 1.68 (1.01–2.78) | .04 | 2.01 (1.34–30.3) | .01 |
| No cardiovascular comorbidities | ||||
| Chronic kidney disease | 1.16 (0.67–2.00) | .58 | ||
| Chronic obstructive pulmonary disease | 1.37 (0.74–2.54) | .32 | ||
| Asthma | 1.39 (0.50–3.90) | .53 | ||
| Other variables | ||||
| Visits by cardiologist | 4.83 (2.92–7.99) | <.01 | 3.66 (2.46–5.47) | <.01 |
| ECG normal | 0.52 (0.11–2.16 | .44 | ||
| Loop diuretics | 3.48 (2.07–5.84) | <.01 | 3.23 (2.14–4.89) | <.01 |
| Time since onset | 0.99 (0.93–1.05) | .77 | ||
a
Multivariate analysis has been adjusted for age, sex and variables statistically significant at the univariate.
b
Age: OR per year.