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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.