International Journal of Alzheimer’s Disease / 2011 / Article / Tab 6

Review Article

Diagnostic Utility of CSF Tau and A 𝜷 𝟒 𝟐 in Dementia: A Meta-Analysis

Table 6

Pooled estimate of effect size with 95% CI, test of significance, and magnitude of heterogeneity of CSF A studies in Alzheimer’s disease and dementia due to other causes.

StatisticsAlzheimer’s diseaseDementia due to other causes

Pooled estimate of CSF Aβ 42 (pg/mL)−363.926−170.743
95% CI of pooled estimate (pg/mL)−542.007–−185.845−256.912–−84.574
Between-studies variance ( )54859.7429755.39
Degree of heterogeneity ( )97.8%83.7%
95% CI of 96.8%–98.5%69.7%–91.7%
Q statistics271.05136.780

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