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CLCA2 protein expression status in 161 primary squamous cell carcinomas of the lung and 235 primary adenocarcinomas of the lung.
| Histology | CLCA2 protein expression | Sensitivity | Specificity | ||
|---|---|---|---|---|---|
| Positive (n = 106) | Negative (n = 290) | P valuea | |||
| Squamous cell carcinoma (n = 161) | 104 (64.6%) | 57 (35.4%) | <0.0001 | 64.6% | 99.1% |
| Adenocarcinoma (n = 235) | 2 (0.9%) | 233 (99.1%) | |||
aChi-square test.
