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Table 3 Cerebrospinal fluid biomarker findings

From: A phase III randomized trial of gantenerumab in prodromal Alzheimer’s disease

Change from baseline at week 104

Placebo

Gantenerumab 105 mg

Gantenerumab 225 mg

Change (%), median (Q1, Q3)

Change (%), median (Q1, Q3)

p Value vs placebo

Change (%), median (Q1, Q3)

p Value vs placebo

42, pg/ml

n = 72

−0.85%

(−15.31, 21.03)

n = 71

−1.06%

(−19.33, 25.88)

0.98

n = 66

7.55%

(−13.96, 35.09)

0.09

t-tau, pg/ml

n = 72

2.04%

(−4.56, 8.72)

n = 71

−1.08%

(−7.65, 5.86)

0.05

n = 66

−2.91%

(−8.54, 3.40)

0.02

p-tau, pg/ml

n = 72

0.08%

(−3.91, 6.49)

n = 71

−5.61%

(−11.07, 0.97)

≤ 0.001

n = 66

−7.15%

(−14.48, −2.41)

≤ 0.001

Neurogranin, pg/ml

n = 65

−3.24%

(−20.64, 12.27)

n = 66

−4.58%

(−19.89, 10.13)

0.79

n = 63

−11.76%

(−23.69, 6.48)

0.18

  1. Abbreviations: Aβ Amyloid-beta, p-tau Phosphorylated tau, t-tau Total tau