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Table 3 Factor loading of varimax rotated factor pattern for 683 subjects

From: Factor analysis of the clustering of common somatic symptoms: a preliminary study

 

Factor

 

1

Pain

Symptoms

2

Cold Symptoms

3

Cardiopulmonary Symptoms

4

Gastrointestinal Symptoms

Dizziness

0.28

0.51

0.25

0.24

Neck pain or stiffness

0.61

0.08

0.28

0.23

Chest pain

0.28

0.13

0.79

0.13

Sensation of dyspnea or asphyxia

0.22

0.20

0.76

0.08

Palpitation

0.24

0.37

0.59

0.27

Poor appetite

0.18

0.29

0.11

0.65

Stomach ache or abdominal discomfort

0.14

0.20

0.26

0.69

Constipation or diarrhea

0.22

0.05

0.03

0.77

Low back pain

0.69

0.06

0.24

0.24

Sensation of anesthesia

0.74

0.21

0.08

0.10

Sensation of heavy limbs

0.61

0.46

0.11

0.11

Joint pain

0.72

0.23

0.12

0.06

Muscle weakness

0.55

0.45

0.16

0.15

Cold sweating

0.12

0.71

0.07

0.07

Feeling too warm or cold

0.12

0.77

0.12

0.18

Shuddering

0.13

0.61

0.18

0.11

Muscle pain

0.75

0.03

0.23

0.21

% Variance explained

20.9

15.2

11.8

11.2

Cumulative variance

20.9

36.1

47.9

59.1

  1. Factor loadings ≥0.50 are in bold.