Table 1.

The CEA and CA19-9 levels in the groups with benign and malignant pleural effusions (Embedded Image).

Effusion groupCasesCEA (μg/L)CA19-9 (U/ml)
Malignant44106.58 ± 156.41*122.99 ± 172.37*
Benign423.44 ± 5.6921.98 ± 43.28

  • ↵* compared to the group with benign effusion;

  • ↵* P < 0.05.