MPM (all biopsy proven) | 28 (23 epithelioid, 3 sarcomatoid, 2 biphasic) | 27 | 2.10 (0.80–6.91) | 25 | 41.2 (14.7–70.2) |
Malignant effusion (not MPM) (all histology or cytology proven) | 74 | 69 | 1.12 (0.80–2.10) | 71 | 6.50 (3.29–23.0) |
Radiographic diagnosis of pleural malignancy (unconfirmed malignant effusion) | 11 | 9 | 1.09 (0.80–2.15) | 9 | 10.9 (4.24–20.0) |
Benign asbestos related effusion | 13 | 13 | 1.45 (0.90–2.10) | 10 | 9.50 (7.4–18.9) |
Cardiac cause | 26 | 24 | 1.03 (0.91–2.06) | 24 | 5.70 (3.41–9.07) |
Pleural infection | 33 | 31 | 1.2 (0.80–1.56) | 30 | 5.70 (3.41–9.07) |
Simple parapneumonic | 11 | 11 | 1.59 (1.10–2.00) | 8 | 4.55 (3.25–10.0) |
Idiopathic pleuritis | 8 | 8 | 0.80 (0.55–1.70) | 5 | 8.70 (3.70–13.1) |
Other benign causes | 22 | 20 | 1.11 (0.83–1.98) | 20 | 8.85 (4.87–10.9) |
Undiagnosed | 4 | 4 | 1.20 (0.52–10.5) | 4 | 4.30 (3.20–17.7) |
Total | 230 | 216 | | 206 | |