Table 2 Comparison of cortical thickness between patients with COPD and healthy controls. The cortical thickness is 34 areas on each side, but COPD-specific thin cortical areas are extracted and noted.

From: Correlation between frailty and reduction in cortical thickness in patients with chronic obstructive pulmonary disease

Cortical thickness (mm)

Healthy (n = 20)

COPD (n = 40)

p

Mean

S.D

Mean

S.D

Caudal anterior cingulate

 R

2.655

0.19

2.470

0.25

0.0042

 L

2.612

0.23

2.613

0.26

0.7958

Caudal middle frontal

 R

2.480

0.10

2.394

0.16

0.0220

 L

2.493

0.12

2.407

0.16

0.0528

Inferior parietal

 R

2.419

0.09

2.311

0.15

0.0035

 L

2.376

0.09

2.312

0.13

0.0423

Lateral occipital

 R

2.148

0.08

2.100

0.12

0.0305

 L

2.061

0.09

2.051

0.15

0.8940

Medial orbitofrontal

 R

2.600

0.09

2.487

0.17

0.0101

 L

2.501

0.12

2.402

0.16

0.0135

Para hippocampal

 R

2.698

0.22

2.516

0.30

0.0299

 L

2.790

0.24

2.627

0.39

0.0620

Pars opercularis

 R

2.514

0.11

2.462

0.17

0.1363

 L

2.533

0.08

2.448

0.14

0.0092

Pars orbitalis

 R

2.682

0.18

2.585

0.22

0.0933

 L

2.729

0.15

2.570

0.22

0.0034

Pars triangularis

 R

2.403

0.10

2.348

0.13

0.0588

 L

2.463

0.10

2.356

0.15

0.0046

Postcentral

 R

1.991

0.09

1.915

0.12

0.0447

 L

1.981

0.09

1.925

0.11

0.0509

Precentral

 R

2.448

0.16

2.371

0.18

0.0385

 L

2.480

0.10

2.359

0.19

0.0043

Rostral middle frontal

 R

2.346

0.09

2.263

0.12

0.0077

 L

2.350

0.06

2.27

0.14

0.0132

Superior frontal

 R

2.693

0.10

2.603

0.17

0.0254

 L

2.688

0.08

2.591

0.18

0.0132

Superior temporal

 R

2.726

0.10

2.626

0.16

0.0127

 L

2.704

0.12

2.562

0.17

0.0008

Spramarginal

 R

2.454

0.09

2.351

0.14

0.0028

 L

2.456

0.08

2.372

0.15

0.0103

Frontal pole

 R

2.687

0.20

2.625

0.28

0.1491

 L

2.799

0.17

2.632

0.25

0.0052

Temporal pole

 R

3.737

0.20

3.53

0.35

0.0161

 L

3.658

0.27

3.538

0.37

0.0918

Insula

 R

2.934

0.09

2.804

0.20

0.0015

 L

2.910

0.12

2.817

0.20

0.0407

  1. COPD: chronic obstructive pulmonary disease, SD: standard deviation, R: right, L: left.