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Table 6 Pearson’s correlation between TNF-α and food specific IgG concentrations

From: Immune suppression of IgG response against dairy proteins in major depression

Food product

Normal controls

(n = 29)

Depressed patients

(n = 34)

Fisher r- z transformation

 

r

p

r

p

z

p a

Broccoli

0.337

0.073

0.430

0.011*

−0.41

0.681

Red cabbage

0.204

0.288

0.441

0.009**

−1

0.317

Carrot

0.599

0.001**

0.414

0.015*

0.94

0.347

Cucumber

0.307

0.105

0.481

0.004**

−0.78

0.435

Sweet pepper

0.243

0.203

0.362

0.035*

−0.49

0.624

Tomato

0.781

0.001**

0.253

0.148

2.97

0.003**

Celery

0.358

0.056

0.373

0.030*

−0.07

0.944

Wheat

0.044

0.821

0.421

0.013*

−1.52

0.128

Spelt

0.093

0.63

0.431

0.011*

−1.38

0.167

Rye

−0.032

0.866

0.442

0.009**

−1.91

0.056

Cow milk cheese

0.085

0.659

0.415

0.015*

−1.34

0.180

Pork

−0.306

0.106

0.347

0.045*

−2.55

0.01*

Beef

−0.006

0.974

0.433

0.010*

−7.89

0.001**

Cherries

0.458

0.013*

0.304

0.081

0.68

0.496

Hazelnut

0.459

0.012*

0.030

0.866

1.75

0.080

Linseed

−0.143

0.458

0.464

0.006**

−2.43

0.015*

Horseradish

0.297

0.117

0.434

0.010*

−0.6

0.548

Mustard seed

0.366

0.05

0.419

0.014*

−0.24

0.810

Oyster mushroom

−0.130

0.5

0.417

0.014*

−2.16

0.03*

Yeast

−0.074

0.7

0.364

0.034*

−1.71

0.087

  1. **p < 0.01
  2. *p < 0.05
  3. p a (two-tailed)
  4. Values in p rows with significance in italic