Table 2 Loadings of variables onto the principal components (PC).

From: Differences between antioxidant defense parameters and specific trace element concentrations in healthy, benign, and malignant brain tissues

 

PC1

PC2

PC 3

PC 4

PC 5

PC6

PC7

PC8

PC 9

TotSOD

0.19632*

0.05031

0.00344

0.08984

0.02378

0.01336

0.10524

0.00179

0.00824

MnSOD

0.03295

0.21251*

0.09967

0.04831

0.45251

0.03263

0.00535

0.04840

0.06242

CuZnSOD

0.18793*

0.07656

0.00857

0.08021

0.00770

0.01869

0.11474

0.00435

0.01405

CAT

0.11868

0.00148

0.03229

0.01474

0.00583

0.31247

0.44414

0.00147

0.06886

GSH-Px

0.13793

0.00094

0.11683

0.00361

0.09515

0.00012

0.03514

0.21178

0.37846

GST

0.15190*

0.00291

0.03913

0.14870

0.02425

0.21803

0.00645

0.15858

0.27000

GR

0.15835

0.05164

0.00243

0.00639

0.02184

0.15547

0.02808

0.55501

0.02075

GSH

0.00282

0.05271

0.45076

0.08098

0.31966

0.03820

0.03451

0.00031

0.02001

AChE

0.01175

0.28401*

0.04002

0.24425

0.00236

0.21084

0.20241

0.00412

0.00022

SH

0.00133

0.26688*

0.20680

0.28293

0.04688

0.00016

0.02389

0.01415

0.15694

Eigenvalues

3.80730

1.39806

1.18163

0.99755

0.78241

0.72850

0.54598

0.29637

0.26215

% of each axis

38.07%

13.98%

11.82%

9.98%

7.82%

7.28%

5.46%

2.96%

2.62%

  1. The parameters that contributed most to the separation are marked in bold and with an asterisk.
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