Table 6.
Multivariate analysis of risk factors for diagnostic Holter monitoring based upon clinically relevant factors *.
| Variable | Univariate Analysis | Multivariate Analysis | ||
|---|---|---|---|---|
| Odds Ratio (95% CI) | p | Odds Ratio (95% CI) | p | |
| Age | 1.07 (1.02–1.11) | <0.01 | 1.05 (0.99–1.10) | 0.06 |
| Heart disease † | 2.65 (1.15–6.10) | 0.022 | 1.79 (0.75–4.27) | 0.19 |
| Beta blocker use | 3.33 (1.41–7.88) | <0.01 | 2.36 (0.98–5.68) | 0.06 |
| Cardiac exam findings | 1.86 (0.80–4.34) | 0.14 | 1.21 (0.50–2.95) | 0.67 |
| Abnormal ECG | 2.56 (1.05–6.25) | 0.03 | 1.53 (0.59–3.96) | 0.38 |
| Traumatic syncope | 1.86 (0.61–5.68) | 0.27 | 1.77 (0.56–5.60) | 0.33 |
Abbreviations: CI, confidence interval. *: Variables were chosen by the research team based on their clinical relevance. †: Including patients with structural heart disease and/or heart failure.