Table 4.

Correlations between the levels of the BBB-associated proteins. Upper line—correlation coefficient; lower line—level of significance. The values are given only for correlation coefficients ≥ 0.2. Cells are colored according to the color legend depending on the correlation coefficient.

	MMP−9	MMP−2	TIMP−1	TIMP−2	S100B	ICAM−1	P−sel	CCL−2	TSP−2	MMP−9/ TIMP−1	MMP−2/ TIMP−2
MMP−9		0.278; 0.005	−0.239; 0.016				0.408; <0.0001		−0.209; 0.037	0.722; <0.0001	0.259; 0.009
MMP−2	0.278; 0.005			0.523; <0.0001			0.254; 0.011		−0.501; <0.0001	0.218; 0.029	0.813; <0.0001
TIMP−1	−0.239; 0.016							−0.364; 0.0002		−0.797; <0.0001
TIMP−2		0.523; <0.0001							−0.288; 0.004
S100B
ICAM−1
P−sel	0.408; <0.0001	0.254; 0.011							−0.206; 0.040	0.312; 0.002	0.228; 0.023
CCL−2			−0.364; 0.0002							0.280; 0.005
TSP−2	−0.209; 0.037	−0.501; <0.0001		−0.288; 0.004			−0.206; 0.040				−0.377; 0.0001
MMP−9/ TIMP−1	0.722; <0.0001	0.218; 0.029	−0.797; <0.0001				0.312; 0.002	0.280; 0.005
MMP−2/ TIMP−2	0.259; 0.009	0.813; <0.0001					0.228; 0.023		−0.377; 0.0001
correlation coefficient			positive correlation			negative correlation
0.0–0.2
0.2–0.4
0.4–0.6
0.6–0.8
0.8–1.0