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©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 7, 2014; 20(5): 1289-1297
Published online Feb 7, 2014. doi: 10.3748/wjg.v20.i5.1289
Published online Feb 7, 2014. doi: 10.3748/wjg.v20.i5.1289
Table 2 Optimal cutoff value of velocity of shear wave for each fibrosis stage was determined at maximum sum of sensitivity and specificity
F≥1 | F≥2 | F≥3 | F4 | |
Cutoff value (m/s) | 1.28 | 1.28 | 1.44 | 1.73 |
Positive predictive value | 97.0% | 94.0% | 78.4% | 48.0% |
Negative predictive value | 29.3% | 65.9% | 91.2% | 97.6% |
Sensitivity | 69.1% | 81.8% | 88.9% | 85.7% |
Specificity | 85.7% | 87.1% | 82.5% | 86.2% |
Positive likelihood ratio | 4.8 | 6.3 | 5.1 | 6.2 |
Diagnostic accuracy | 71.3% | 83.3% | 85.2% | 86.1% |
AUROC | 0.810 | 0.909 | 0.869 | 0.885 |
Standard error of AUROC | 0.046 | 0.027 | 0.036 | 0.058 |
- Citation: Nishikawa T, Hashimoto S, Kawabe N, Harata M, Nitta Y, Murao M, Nakano T, Mizuno Y, Shimazaki H, Kan T, Nakaoka K, Takagawa Y, Ohki M, Ichino N, Osakabe K, Yoshioka K. Factors correlating with acoustic radiation force impulse elastography in chronic hepatitis C. World J Gastroenterol 2014; 20(5): 1289-1297
- URL: https://www.wjgnet.com/1007-9327/full/v20/i5/1289.htm
- DOI: https://dx.doi.org/10.3748/wjg.v20.i5.1289