Table 3.
Predictors for diagnosis during the 4-week ECG monitoring
| Variables | P-value | Odds ratio | 95% Wald confidence limits |
||
|---|---|---|---|---|---|
| A—patients studied for syncope | |||||
| Time between index event and enrolment | 0–15 days vs. >15 days | 0.021 | 6.2 | 1.3 | 29.6 |
| History of supraventricular arrhythmiasa | Yes vs. No | 0.018 | 3.6 | 1.4 | 9.7 |
| B—patients studied for palpitations | |||||
| History of previous palpitations (in the previous 12 months) | 2–5 vs. ≤1 | 0.036 | 2.6 | 1.1 | 6.3 |
| 6–10 vs. ≤1 | 0.029 | 2.8 | 1.1 | 7.3 | |
| ≥11 vs. ≤1 | <0.001 | 4.3 | 2.0 | 9.4 | |
| Time between index event and enrolment | 0–7 days vs. 8–15 days | 0.004 | 3.0 | 1.4 | 6.4 |
| 0–7 days vs. >15 days | 0.031 | 2.3 | 1.1 | 4.9 | |
aSupraventricular arrhythmias include sinus arrest/pauses <3 s, sinus bradycardia >40 b.p.m., sinus tachycardia, paroxysmal AF, frequent PACs (>10/min), chronic AF, and paroxysmal atrial flutter/tachycardia.