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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
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