Table 3.

Comparisons of Blood and CSF Neurofilament Light Protein (NFL) Concentrations Among Subject Groups.

	Blood NFL (log)	CSF NFL (log)
Overall ANOVA p
Group Comparisons	< 0.0001	< 0.0001
Tukey's Multiple Comparison
HAD vs. HIV-	< 0.0001	< 0.0001
HAD vs. PHI	< 0.0001	< 0.0001
HAD vs. NA CD4 > 350	< 0.0001	< 0.0001
HAD vs. NA CD4 200–349	< 0.0001	< 0.0001
HAD vs. NA CD4 50–199	< 0.0001	< 0.0001
HAD vs. NA CD4 < 50	0.008	< 0.0001
HAD vs. ART	< 0.0001	< 0.0001
NA CD4 < 50 vs. HIV-	< 0.0001	< 0.0001
NA CD4 < 50 vs. PHI	0.005	0.063
NA CD4 < 50 vs. NA CD4 > 350	< 0.0001	0.001
NA CD4 < 50 vs. NA CD4 200–349	< 0.0001	0.001
NA CD4 < 50 vs. NA CD4 50–199	0.056	0.129
NA CD4 < 50 vs. ART	< 0.0001	< 0.0001