Table 3.

Univariate analysis of recanalized cervical artery dissection

Variables	CR (n=24)	Non-CR (PR + NR)			Univariate P
		Non-CR (n=27)	PR (n=9)	NR (n=18)
Age (years) (mean±SE)	47.3±2.92	51.2±2.53	51.4±4.7	51.0±3.10	0.32
Gender
Male	41.7	40.7	33.3	44.4	Ref
Female	58.3	59.3	66.7	55.6	0.95
Dissected vessels (%)
Carotid	45.8	33.3	22.2	38.8	0.97
Vertebral	54.2	59.3	66.7	55.6	0.98
Both	0.0	7.4	11.1	5.6	Ref
Dissection location (%)
Intradural dissection	8.3	3.7	0	5.6	Ref
Extradural dissection	79.2	74.1	55.6	83.3	0.57
Both	12.5	22.2	44.4	11.1	0.35
Nature of dissection (%)
Spontaneous	83.3	63.0	77.8	55.6	0.13
Traumatic	16.7	37.0	22.2	44.4	Ref
Imaging follows-up (months), median (IQR)	4.5 (3.0-6.8)	3.0 (2.0-6.0)	4.0 (2.0-6.5)	3.0 (2.0-4.8)	0.04
0-3 months (%)	33.3	59.3	33.3	72.2	0.36
4-6 months (%)	41.7	18.5	44.5	5.6	0.40
>6 months (%)	25.0	22.2	22.2	22.2	Ref
Type of dissection (%)
100% stenotic dissection	29.2	44.5	44.5	44.4	0.37
51%-99% stenotic dissection	45.8	37.0	33.3	39.0	0.91
<51% stenotic dissection	25.0	18.5	22.2	16.6	Ref
Treatments (%)
Anti-platelets	83.3	74.1	77.8	72.2	0.44
Anti-coagulants	12.5	18.5	0.0	27.8	0.87
Treated with both agents	4.2	7.4	22.2	0.0	Ref

P-value suggests the results of comparison between CR and non-CR. CR: Complete recanalization, Non-CR: Noncomplete recanalization, PR: Partial recanalization, NR: No recanalization, IQR: Interquartile range, SE: Standard error