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Table 1 Frequency tables with percentages

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

 Acromio-clavicular osteoarthritisRotator cuff tendinosisCalcific tendinitisPartial-thickness tear
StatisticValue95% CIValue95% CIValue95% CIValue95% CI
Sensitivity94.74%82.25% to 99.36%83.33%58.58% to 96.42%100.00%29.24% to 100.00%85.71%57.19% to 98.22%
Specificity100.00%90.26% to 100.00%100.00%78.20% to 100.00%100.00%29.24% to 100.00%100.00%73.54% to 100.00%
Negative likelihood ratio0.050.01 to 0.200.170.06 to 0.470.00 0.140.04 to 0.52
Disease prevalence51.35%39.44% to 63.15%54.55%36.35% to 71.89%50.00%11.81% to 88.19%53.85%33.37% to 73.41%
Positive predictive value100.00% 100.00% 100.00% 100.00% 
Negative predictive value94.74%82.37% to 98.58%83.33%64.02% to 93.35%100.00% 85.71%62.45% to 95.58%
Accuracy97.30%90.58% to 99.67%90.91%75.67% to 98.08%100.00%54.07% to 100.00%92.31%74.87% to 99.05%