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Table 4 Number of true positive, false negative, true negative and false positive cases by ultrasound versus MRI

From: Clinical and radiological assessment of hemiplegic shoulder pain in stroke patients

  TP FN TN FP
US MR US MR US MR US MR
Adhesive capsulitis 20 (27%) 22 (29.7) 2 0 49 52 3 0
Subacromial/Subdeltoid bursitis 19 (25.6%) 23 (31%) 4 0 50 51 1 0
Bicipital tendinitis 31 (41.8%) 33 (44.6%) 2 0 40 41 1 0
Shoulder subluxation 8 (10.8%) 10 (13.5%) 2 0 55 64 9 0
Gleno-humeral joint effusion 31 (41.8%) 35 (47.3%) 4 0 39 39 0 0
A-C joint capsular hypertrophy 6 (8%) 6 (8%) 0 0 68 68 0 0
Rotator cuff disorders         
 Full thickness tear 3 4 1 0 68 70 2 0
 Partial thickness tear 4 5 1 0 67 69 2 0
 Tendinitis 5 6 1 0 65 68 3 0
 Atrophy 3 4 1 0 69 70 1 0
 Total 15 (20.2%) 19 (25.6%) 4 0 47 55 8 0
  1. TP true positive; FN false negative; TN true negative; FP false positive; A-C acromio-clavicular