Clinical Investigation of Benign Asbestos Pleural Effusion

Table 1

Patient characteristics.

Age ()
Median (range)	74 (36–90)
Gender ()
Male/female	110/0
Smoking history ()
Ever/current	56
Never	7
Symptoms (, multiple answers)
Dyspnea	34
Cough	15
Chest pain	13
Fever	3
Palpitation	2
Sputum	1
Wheezing	1
Back pain	1
Weight loss	1
Fatigue	1