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Table 4 Relevant characteristics of the studies included in the review

From: Relationship between chronic pathologies of the supraspinatus tendon and the long head of the biceps tendon: systematic review

Author and year

Design and duration

Subjects’ characteristics

Sample size

Diag ST/RC

Diag LHBT

Diagnostic test ST/RC

Diagnostic test LHBT

Variables

Results

Murthi AM et al.[16]

Incidence study, 4 years

Subjects with previous arthroscopy of subacromial syndrome or RC tendinopathy

200

Yes

No

Specific tests

Intra-articular LHBT arthroscopy

LHBT inflammation or degeneration

Group 1:

Group 1: Arthroscopy with tenosynovectomy (mean age 47)

Physical findings

34% of subjects with partial rupture of the RC.

Group 2: Arthroscopy with tenodesis (Mean age 55)

Arthrography

Pathology of RC

57% patients with complete rupture of the RC.

Subject’s gender is not specified

49% patients with associated degenerative and inflammatory signs of LHBT

Group2:

63% of cases show microscopic changes of inflammation.

9% cases with signs of inflammation and calcification.

15% of the patients with fibrosis

Singajaru, VM et al.[20]

Histological study of cases and controls

Intervention group:

28

Yes

No

 

VAS scale

Shoulder pain

Presence of GCRP and Substance P (evidence inflammation)

14 subjects with previous arthroscopy of the shoulder

Yegarson’s test

Functional limitation

The tendon and the sheath of 11 out of 14 subjects were affected (78.5%)

Mean age 51-52

Speed’s test

Histological changes of the biceps tendon and sheath

Control group:

O’brien’s test

14 cadavers without RC alterations

Crank’s test

Mean age 72-76

Subject’s gender is not specified

Chelli BM et al.[21]

Descriptive prevalence study 2 years

Subjects with previously diagnosed pathology of RC.

64

Yes

 

Ultrasonography MR

Ultrasonography MR

Most frequent age of lesion

55 patients with affectation of the ST (85.9%)

Mean age 56 (35–75)

Most injured shoulder

16 patients with associated affectation of LHBT (29.1%)

35 males and 29 females

Full and partial rupture of: supraspinatus tendon, infraspinatus tendon, subscapularis tendon and LHBT

 

Braun S. et al.[22]

Cohort study

Subjects with shoulder pathologies

207

No

Yes

Arthroscopy

No

Pulley tears

67 patients were affected by biceps pulley (32.3%), of which 45 had alterations of the supraspinatus tendon (22%).

Mean age 48,5 155 males and 74 females

Pulley tears Pulley width

Position of the biceps tendon

Other tendon injuries

RC injury

Modi CS et al.[23]

Analytical retrospective

Patients with RC pathology following arthroscopy.

100

Yes

 

Hawkins’ test

Arthroscopy

Age

62 patients with thinning/lossof the supraspinatus tendon (62%)

Without physiotherapy treatment for over 6 months.

Neer’s test

Kind of previous repair

22 lesions of LHBT (22%)

Impingement signs +

Ultrasonography

Associated synovitis

Subjects over 35 years

MR

Biceps degeneration

Subject’s gender is not specified

Labrum degeneration

Other RC lesions

Osteoarthritis