Prognostic value of the ABCD2score beyond short-term follow-up after transient ischemic attack (TIA) - a cohort study

Table 3 Cox regression analysis of individual risk factors for new vascular events

	Cerebral ischemic event		Cardiovascular ischemic event		Cerebral/cardiac ischemic events, or death of vascular/unknown cause
	HR	95% CI	HR	95% CI	HR	95% CI
3 < ABCD² > 6	2.71	0.76-9.60	-*	-*	3.91	1.14-13.34
ABCD² ≥6	2,61	0.62-10.93	-*	-*	4.26	1.13-16.08
Age ≥60 years	1.30	0.50-3.35	5.30	0.67-41.89	2.15	0.88-5.26
SBP ≥140 mmHg/DBP ≥90 mmHg	0.88	0.35-2.18	-*	-*	1.28	0.57-2.84
Unilateral weakness	4.14	0.96-17.92	1.80	0.20-16.10	3.37	1.00-11.30
Speech impairment only	1.39	0.20-9.90	8.68	0.96-78.42	2.62	0.66-10.47
Duration 10-59 min	1.32	0.37-4.70	1.83	0.30-10.97	1.63	0.53-4.99
Duration ≥60 min	0.80	0.25-2.50	0.64	0.12-3.48	1.00	0.37-2.72
Diabetes	1.46	0.49-4.33	4.94	1.41-17.30	1.83	0,79-4.26
Sex, female	1.13	0.49-2.62	0.93	0.23-3.76	1.18	0.56-2.45
Hypertension	0.99	0.39-2.51	-**	-**	1.20	0.54-2.68
Hypercholesterolemia	0.57	0.24-1.34	2.51	0.65-9.70	0.51	0.24-1.10
Body mass index	0.30	0.04-2.24	1.06	0.21-5.26	0.52	0.15-1.76
Nicotine abuse	1.30	0.57-2.94	0.99	0.27-3.69	1.06	0.53-2.12
Atrial fibrillation	0.94	0.28-3.17	-**	-**	1.02	0.35-2.93
Coronary artery disease	0.59	0.18-1.99	2.27	0.62-8.24	0.96	0.41-2.24
Heart failure	3.39	1.00-11.55	2.77	0.34-22.63	3.97	1.51-10.45
Peripheral artery disease	7.64	2.96-19.71	-**	-**	7.42	3.25-16.94
DWI abnormality	1.23	0.51-2.93	0.59	0.12-2.85	0.84	0.37-1.90
ECD: stenotic/occlusive	4.39	1.93-9.99	3.73	1.05-13.31	4.18	2.04-8.59
TCD: abnormal	4.99	1.97-12.62	9.62	2.46-37.68	5.13	2.26-11.67

* Statistical analysis not possible owing to absence of events in one group.
** Statistical analysis not possible owing to small patient numbers.
SBP: systolic blood pressure. DBP: diastolic blood pressure. ECD: extracranial Doppler and duplex ultrasonography. TCD: transcranial Doppler and duplex ultrasonography.

ISSN: 1471-2377