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Table 1 Demographic and clinical characteristics of the sample (N = 124)

From: Psychometric properties of the Disability of Arm Shoulder and Hand (DASH) in subjects with frozen shoulder: a reliability and validity study

Variable

Mean ± SD

Frequency (%)

Median (1st, 3rd quartile)

Age (years)

55.4 ± 7.9

  

Gender

   

 Female

 

69 (55.6%)

 

 Male

 

55 (44.4%)

 

Onset, months

6.9 ± 4.7

  

Shoulder affected

   

 Left

 

68 (54.8%)

 

 Right

 

56 (45.2%)

 

Dominant arm

   

 Right

 

112 (90.3%)

 

 Left

 

12 (9.7%)

 

Occupation

   

 Employed

 

66 (53.2%)

 

 Self-employed

 

39 (31.5%)

 

 Retired

 

14 (11.3%)

 

 Housewife

 

5 (4.0%)

 

Comorbidities

   

 Diabetes

 

13 (10.5%)

 

 Hypertension

 

9 (7.3%)

 

 Thyroid pathologies

 

7 (5.6%)

 

 Hearth diseases

 

3 (2.4%)

 

 Autoimmune diseases

 

2 (1.6%)

 

 Rheumatological pathologies

 

2 (1.6%)

 

 Epilepsy

 

2 (1.6%)

 

 Migraine

 

1 (0.8%)

 

 Chronic gastritis

 

1 (0.8%)

 

 Hypercholesterolemia

 

1 (0.8%)

 

 Hyperglycemia

 

1 (0.8%)

 

 Prostatic hypertrophy

 

1 (0.8%)

 

 Pulmonary tumor

 

1 (0.8%)

 

 Osteoporosis

 

1 (0.8%)

 

 Extrapyramidal syndrome

 

1 (0.8%)

 

 Hormone therapy

 

1 (0.8%)

 

 Leukocytoclastic vasculitis

 

1 (0.8%)

 

 None

 

76 (61.3%)

 

DASH

  

39.5 (25.0, 52.0)

NPRS

  

7.0 (5.0, 8.0)

SPADI

   

 Pain subscale

  

59.0 (38.5, 76.0)

 Disability subscale

  

50.5 (30.0, 70.0)

SF-36

   

 PCS

  

41.2 (36.6, 46.0)

 MCS

  

40.1 (22.3, 50.5)

  1. Abbreviations: SD, Standard Deviation; %, percentage; DASH, Disability of the Arm, Shoulder and Hand; NPRS, Numeric Pain Rating Scale; SPADI, Shoulder Pain and Disability Index; SF-36, Short Form Health Survey 36; PCS, Physical Component Summary; MCS, Mental Component Summary.