Table 1

 Patient characteristics and mesothelin values

No of cases(M/F)Median age,years (range)Mean (SE)mesothelin (nM)
Pleural effusions
Mesothelioma
    Epithelial12/366.5 (44–94)46.9 (1.1)
    Biphasic4/168 (48–88)30.1 (0.8)
    Sarcomatoid9/077 (57–82)4.5 (1.4)
    Cytology only21/268.5 (44–89)39.2 (1.0)
    All5268.5 (44–94)27.7 (1.3)
Non-malignant effusions
    Transudate22/1375 (48–93)4 (0.7)
    Exudate (non-infection)24/675 (34–94)4.3 (0.9)
    Exudate (infection)13/672 (34–91)4.3 (0.9)
    All8475 (12–94)4.1 (0.8)
Non-mesothelioma malignant effusions
    Lung cancer2271 (51–79)9.4 (1.1)
    Non-small cell15/470.5 (51–79)10.4 (1.1)
    Adenocarcinoma14/365 (51–79)11.8 (1.1)
    Squamous cell1/0765.5
    Large cell0/1711.8
    Small cell3/076.5 (74–79)4.8 (0.6)
    Other cancer3466 (33–93)4.8 (1.1)
    Colorectal2/375 (50–88)5 (0.6)
    Hodgkin’s lymphoma0/1339.7
    Non-Hodgkin’s lymphoma2/467.5 (52–93)5.4 (1.4)
    Breast0/1063 (47–74)4.0 (0.6)
    Gastric1/0674.1
    Melanoma1/169 (49–81)1.1 (1.1)
    Pancreatic2/074.5 (74–75)24.3 (2.7)
    Hepatocellular1/0463.8
    Sarcoma1/0824.3
    Adenoid cystic1/0484.9
    Waldenstrom’s0/1707.4
    Unknown primary2/172 (70–74)7.4 (1.0)
    All5666 (33–93)6.3 (1.2)
Peritoneal effusions and fluid
Mesothelioma
    Epithelial1/167 (64–70)27.9 (0.9)
    Cytology only5/068 (45–75)59.7 (0.8)
    All1/668 (45–75)48.0 (0.9)
Non-mesothelioma malignant effusions
Ovarian cancer0/465.5 (54–70)73.7 (0.8)
Other cancer7/362.5 (48–76)3.6 (0.7)
    Breast caner0/366 (48–76)5.0 (0.6)
    Colon cancer5/057 (56–74)4.4 (0.2)
    Lung cancer1/0692.9
    Non-Hodgkin’s lymphoma1/0590.6
Non-malignant effusions
    Liver disease2/457 (32–73)3.0 (0.6)
Dialysis fluid
    End-stage renal failure9/664.5 (36–85)0.2 (1.1)