The Relation between Inflammation and Neuropsychological Test Performance

Table 4

Biomarkers by diagnosis.

	AD	Control	𝑃 value
Number of subjects	124	196	—
TNF-alpha Log
Mean (SD)	0.55 (0.30)	0.62 (0.37)	0.05
Range	−0.30–1.04	−0.30–1.79
Alpha-1 Antitrypsin Log
Mean (SD)	0.36 (0.16)	0.32 (0.17)	0.09
Range	−0.23–0.71	−0.43–0.71
IL-8 Log
Mean (SD)	1.36 (0.14)	1.31 (0.16)	<0.01
Range	1.04–1.78	0.98–1.84
C-Reactive Protein Log
Mean (SD)	0.14 (0.52)	0.33 (0.46)	<0.01
Range	−1.34–1.36	−1.19–1.40
IL-1ra Log
Mean (SD)	1.93 (0.30)	2.05 (0.29)	<0.01
Range	0.90–2.61	0.90–2.62
IL-10 Log
Mean (SD)	0.93 (0.26)	0.94 (0.31)	0.83
Range	0.04–1.43	0.04–1.62
Sum of markers
Mean (SD)	2.40 (1.85)	2.76 (1.95)	0.11
Range	0–8	0–8