Table 1.

Pleural Fluid cytological sensitivity by cancer type, adapted from Arnold et al. (11).

	Pleural fluid sensitivity (%)
All Cancer Types	46.4 (42.0-58.2)
Mesothelioma	6.1 (2.8-11.2)
Urological	11.8 (1.5-36.4)
Haematological	40.0 (22.6-59.4)
Lung	56.0 (48.1-63.7)
Adenocarcinoma	82.0 (73.1-89.0)
Squamous	14.3 (4.0-32.7)
Small Cell	43.8 (19.8-70.1)
Breast	70.7 (57.3-81.9)
Ovarian	94.7 (82.2-99.4)

(95% confidence interval).