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Table 1 Sociodemographic, clinical and psychological factors in patients with and without SAMSa in the NORCOR study

From: Clinical and psychological factors in coronary heart disease patients with statin associated muscle side-effects

  Without SAMS
(N = 1030, 93.6%)
With SAMS
(N = 70, 6.4%)
p-value
Socio-demographic factors    
Age, mean (SD) 63.2 (9.6) 60.6 (9.1) 0.03
Female gender, n (%) 218 (21) 19 (27) 0.20
Low educationb, n (%) 735 (71) 45 (64) 0.26
Living alone, n (%) 190 (20) 11 (17) 0.57
Clinical factors    
Myocardial infarction, n (%) 839 (79) 57 (81) 0.68
> 1 previous coronary event, n (%) 314 (30) 23 (33) 0.58
Low Density Lipoprotein Cholesterol (mmol/L), mean (SD) 2.1 (0.8) 2.6 (1.0) < 0.01
Psychological factors    
HADSc anxiety score, mean (SD) 4.8 (3.7) 5.1 (3.9) 0.44
HADS depression score, mean (SD) 3.9 (3.3) 3.7 (2.9) 0.63
Type D personality, SI-sumd, mean (SD) 7.5 (5.7) 8.2 (4.9) 0.25
Type D personality, NA-sume, mean (SD) 7.0 (5.9) 7.7 (4.9) 0.31
PWSQf worry scores, mean (SD) 38.0 (12.5) 39.2 (14.1) 0.45
Bergen Insomnia scale, mean (SD) 13.8 (10.9) 15.4 (10.7) 0.25
  1. SD, standard deviations, aSAMS, statin-associated muscle symptoms, bLow education was defined as completion of primary or secondary school only, cHADS, Hospital anxiety and depression scale, dSI-sum, Social inhibition sumscore, eNA-sum, Negative affectivity sumscore, fPSWQ, Penn State Worry Questionnaire