Table 4 Serum AFP in patients with HCC and controls (Levels > 200 ng/ml is considered positive)
From: Comparative diagnostic efficacy of serum squamous cell carcinoma antigen in hepatocellular carcinoma
Serum AFP Levels > 200 ng/ml | Serum SCCA levels > 0.368 ng/ml | Combination of serum AFP > 200 ng/ml and SCCA >0.368 ng/ml | ||||
|---|---|---|---|---|---|---|
Cases | Control | Cases | Control | Cases | Control | |
Positive | 31 | 0 | 45 | 22 | 26 | 0 |
Negative | 29 | 30 | 15 | 8 | 34 | 30 |
Sensitivity | 51.7% | 75% | 43.3% | |||
Specificity | 100% | 26.7% | 100% | |||
Positive predictive value | 100% | 67.2% | 100% | |||
Negative predictive value | 49.2% | 65.2% | 53.1% | |||
Accuracy | 67.7% | 58.8% | 62.2% | |||