Table 6. Correlation of selected parameters based on positivity and negativity of results, Cohen´s kappa statistics.

Positive values were as follows: CHI3L1 > 194.7 μg.L^-1; NF-L > 900 ng.L^-1 [18]; CSF pNFH > 610 ng.L^-1 [19]; CXCL13 > 20 ng.L^-1 [20].

	CHI3L1 vs. NFL	CHI3L1 vs. pNFH	CHI3L1 vs CXCL13
Weighted Kappa (n)	0.243 (105)	0.436 (115)	0.287 (93)
95% CI	0.058–0.428	0.242–0.630	0.067–0.507
Standard error	0.0942	0.0988	0.112

95% CI, 95% confidence interval