Detection of occult atrial fibrillation with 24-hour ECG after cryptogenic acute stroke or transient ischaemic attack: A retrospective cross-sectional study in a primary care database in Israel

Figures & data

Table 1. Comparison between 24-hour Holter patients with no AF/AFL detection vs. patients with AF/AFL detection up to 6 months after a CVA or a TIA (n = 5015).

	No AF/AFL detection	AF/AFL	p-Value
Number of patients (%)	4949 (98.7)	66 (1.3)
Mean age (±SD)	69.89 (9.88)	75.42 (7.89)	0.050*
Average number of days to Holter exam (±SD)	51.46 (49.38)	63.85 (59.15)	0.044*
Sex
Number of males (%)	2636 (53.3)	31 (47.0)	0.309
Smoking
Never – number (%)	4258 (86.0)	60 (90.9)	0.505
Ever – number (%)	678 (13.7)	6 (9.1)
Missing – number (%)	13 (0.3)	0
Number of patients with diabetes (%)	1561 (31.5)	27 (40.9)	0.104
Number of patients with CHD (%)	2106 (42.6)	34 (51.5)	0.144
Number of patients with cancer (%)	908 (18.3)	13 (19.7)	0.778
Number of patients with hypertension (%)	3307 (66.8)	53 (80.3)	0.021*
Number of patients with osteoporosis (%)	1326 (26.8)	23 (34.8)	0.143
Number of patients with COPD (%)	403 (8.1)	4 (6.1)	0.538
Number of patients with CKD (%)	2185 (44.2)	47 (71.2)	<0.001*
Number of patients with Asthma (%)	795 (16.1)	8 (12.1)	0.386
Number of patients with dyslipidemia (%)	2685 (54.3)	34 (51.5)	0.657
BMI
Underweight – number (%)	38 (0.8)	0	0.747
Normal Weight – number (%)	1265 (25.6)	15 (22.7)
Overweight – number (%)	2106 (42.6)	26 (39.4)
Obesity – number (%)	1534 (31.0)	25 (37.9)
Missing – number (%)	6 (0.1)	0

*Statistical significance.

AF: atrial fibrillation, AFL: Atrial flutter; CVA: cerebrovascular accident; TIA: transient ischaemic accident; SD: standard deviation; CHD: coronary heart disease; COPD: chronic obstructive pulmonary disease; CKD: chronic kidney disease; BMI: body mass index.