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Table 2 Association of cerebrospinal fluid (CSF) level of metabolites with Aβ-42 levels in CSF

From: Association of lysophosphatidic acids with cerebrospinal fluid biomarkers and progression to Alzheimer’s disease

 

ACE cohort

Heidelberg/Mannheim cohort

Meta-analysis

β

SE

P value

β

SE

P value

β

SE

Direction

P value

FDR

LPA C18:1

0.286

0.100

4.85 × 10−3

0.260

0.199

2.00 × 10−1

0.281

0.089

++

1.65 × 10−3

1.26 × 10−2

LPA C16:1

0.264

0.087

2.81 × 10−3

0.150

0.175

3.97 × 10−1

0.242

0.078

++

1.88 × 10−3

1.26 × 10−2

LPA C16:0

0.249

0.081

2.61 × 10−3

0.134

0.209

5.27 × 10−1

0.234

0.076

++

2.00 × 10−3

1.26 × 10−2

LPA C22:6

0.199

0.086

2.19 × 10−2

0.372

0.181

4.76 × 10−2

0.231

0.078

++

2.91 × 10−3

1.38 × 10−2

LPA C14:0

0.220

0.092

1.76 × 10−2

0.232

0.175

1.92 × 10−1

0.223

0.081

++

6.04 × 10−3

2.29 × 10−2

LPA C22:4

0.150

0.084

7.59 × 10−2

0.393

0.184

4.02 × 10−2

0.191

0.076

++

1.20 × 10−2

3.79 × 10−2

LPA C20:4

0.211

0.096

2.91 × 10−2

0.178

0.165

2.89 × 10−1

0.203

0.083

++

1.44 × 10−2

3.90 × 10−2

Isomer-LPA C22:5

0.208

0.086

1.61 × 10−2

0.071

0.177

6.90 × 10−1

0.183

0.077

++

1.78 × 10−2

4.23 × 10−2

LPA C18:0

0.172

0.090

5.65 × 10−2

0.211

0.176

2.39 × 10−1

0.180

0.080

++

2.39 × 10−2

5.05 × 10−2

LPA C18:2

0.189

0.083

2.51 × 10−2

0.028

0.170

8.69 × 10−1

0.158

0.075

++

3.50 × 10−2

6.65 × 10−2

cLPA C18:1

0.170

0.093

7.03 × 10−2

0.055

0.186

7.68 × 10−1

0.147

0.083

++

7.77 × 10−2

1.34 × 10−1

LPA C22:5

0.112

0.088

2.04 × 10−1

0.230

0.179

2.09 × 10−1

0.135

0.079

++

8.70 × 10−2

1.35 × 10−1

LPA C20:1

0.164

0.092

7.59 × 10−2

0.038

0.175

8.29 × 10−1

0.137

0.081

++

9.21 × 10−2

1.35 × 10−1

cLPA C16:0

0.199

0.105

5.91 × 10−2

− 0.046

0.187

8.06 × 10−1

0.141

0.091

+−

1.23 × 10−1

1.67 × 10−1

aLPA C18:1

0.335

0.127

9.31 × 10−3

− 0.225

0.174

2.04 × 10−1

0.140

0.103

+−

1.72 × 10−1

2.17 × 10−1

cLPA C18:0

0.085

0.091

3.54 × 10−1

0.036

0.193

8.55 × 10−1

0.076

0.082

++

3.58 × 10−1

4.25 × 10−1

aLPA C16:1

0.199

0.132

1.35 × 10−1

− 0.106

0.166

5.30 × 10−1

0.081

0.103

+−

4.33 × 10−1

4.84 × 10−1

LPA C20:3

0.124

0.103

2.29 × 10−1

− 0.104

0.169

5.41 × 10−1

0.062

0.088

+−

4.77 × 10−1

5.04 × 10−1

LPA C20:5

− 0.114

0.090

2.08 × 10−1

0.253

0.185

1.80 × 10−1

− 0.044

0.081

−+

5.88 × 10−1

5.88 × 10−1

  1. Direction column indicates the direction of regression coefficient of association in the ACE and Heidelberg/Mannheim cohort respectively
  2. Abbreviations: LPA lysophosphatidic acid, cLPA cyclic lysophosphatidic acid, aLPA alkyl-Lysophosphatidic acid, SE standard error, FDR false discovery rate