Table 3.

Biomarker Overview

	15mg/kg Crenezumab IV Every 4 Weeks	300mg Crenezumab SC Every 2 Weeks	Placebo
Mean Aβ oligomer level
n	35	35	28
Baseline, pg/ml (SD)	2.7 (2.2)	2.7 (2.5)	2.6 (2.1)
Week 69, pg/ml (SD)	1.9 (2.6)	1.3 (1.8)	2.9 (2.0)
Mean Aβ monomer level
n	36	37	32
Baseline, pg/ml (SD)	615 (201)	683 (234)	647 (257)
Week 69, pg/ml (SD)	694 (247)	757 (249)	589 (218)

Aβ = amyloid β; IV = intravenous; SC = subcutaneous; SD = standard deviation.