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Table 4 Pairwise comparisons among cohorts for each of the vascular outcome measures. The odds ratio (OR) of a higher-level finding was compared among cohorts. Estimated odds used cumulative logistic regression to model the chance of higher-versus-lower severity outcome based on an indicator of the cohort. For arteriolosclerosis, only the AD versus Ctrl comparison could be reliably estimated

From: Cerebrovascular pathology in Down syndrome and Alzheimer disease

Odds Ratios (OR) among Cohorts

Vascular finding

Est. (95% CI)

P-value

df

Atherosclerosis

 AD vs Ctrl

0.46 (0.22, 0.95)

0.0353

140

 AD vs Ctrl

0.46 (0.22, 0.95)

0.0353

140

 DS vs Ctrl

0.11 (0.04, 0.30)

< 0.0001

140

 DS vs AD

0.23 (0.09, 0.59)

0.0026

140

Arteriolosclerosis

 AD vs Ctrl

1.08 (0.51, 2.32)

0.8376

142

CAA

 AD vs Ctrl

10.12 (3.94, 25.96)

< 0.0001

142

 DS vs Ctrl

30.88 (10.15, 93.99)

< 0.0001

142

 DS vs AD

3.05 (1.40, 6.67)

0.0055

142