Table 4. Sensitivity and specificity of serum PG for diagnosis of gastric cancer.
| Method | Confirmed by endoscopic biopsy | |||
|---|---|---|---|---|
| + | − | Total | ||
| Flow fluorescence | + | 45 | 7 | 52 |
| − | 61 | 153 | 214 | |
| Total | 106 | 160 | 266 | |
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