Table 2.

Clinical and histological factors associated with fragile thrombus

	Adjusted odds ratio (95% CI)	P
Clinical factors
Atrial fibrillation	1.61 (0.95–2.73)	0.075
Initial NIHSS score	1.01 (0.97–1.06)	0.494
Internal carotid artery occlusion	2.45 (1.41–4.27)	0.001
Histological factors
Erythrocyte, per 5%	1.14 (1.05–1.23)	<0.001
Platelet, per 5%	0.99 (0.90–1.07)	0.725

The analysis included variables with P<0.1 in the univariable analyses.

CI, confidence interval; NIHSS, National Institutes of Health Stroke Scale.