Table S3. The correlation coefficient between variables.

Variables	Length			CBS			Susceptibility (ppb)			DWI-ASPECTS			Admission NIHSS			Discharge NIHSS
	rs	P		rs	P		rs	P		rs	P		rs	P		rs	P
Length	1			−0.382	0.004		0.216	0.110		−0.457	0.000		0.295	0.026		0.224	0.100
CBS	−0.382	0.004		1			0.070	0.611		0.349	0.008		−0.375	0.004		−0.335	0.012
Susceptibility (ppb)	0.216	0.110		0.070	0.611		1			−0.382	0.004		0.403	0.002		0.430	0.001
DWI-ASPECTS	−0.457	0.000		0.349	0.008		−0.382	0.004		1			−0.705	0.000		−0.672	0.000
Admission NIHSS	0.295	0.026		−0.375	0.004		0.403	0.002		−0.705	0.000		1			0.900	0.000
Discharge NIHSS	0.224	0.100		−0.335	0.012		0.430	0.001		−0.672	0.000		0.900	0.000		1

CBS, clot burden score; DWI-ASPECTS, diffusion-weighted imaging-Alberta stroke program early CT score; NIHSS, National Institutes of Health Stroke Scale.