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Table 2 Frequency tables with percentages

From: Role of dynamic ultrasound versus MRI in diagnosis and assessment of shoulder impingement syndrome

 Full-thickness tearInfraspinatus tendinopathyInfraspinatus tearSubscapularis tendinopathy
StatisticValue95% CIValue95% CIValue95% CIValue95% CI
Sensitivity90.00%55.50% to 99.75%83.33%35.88% to 99.58%100.00%15.81% to 100.00%50.00%6.76% to 93.24%
Specificity100.00%66.37% to 100.00%100.00%47.82% to 100.00%100.00%15.81% to 100.00%100.00%15.81% to 100.00%
Negative likelihood ratio0.100.02 to 0.640.170.03 to 1.000.00 0.500.19 to 1.33
Disease prevalence52.63%28.86% to 75.55%54.55%23.38% to 83.25%50.00%6.76% to 93.24%66.67%22.28% to 95.67%
Positive predictive value100.00% 100.00% 100.00% 100.00% 
Negative predictive value90.00%58.37% to 98.30%83.33%45.52% to 96.77%100.00% 50.00%27.29% to 72.71%
Accuracy94.74%73.97% to 99.87%90.91%58.72% to 99.77%100.00%39.76% to 100.00%66.67%22.28% to 95.67%