Table 6.

Lack of correlation between symptoms and survival in all patients with lung samples available

SOB	Yes	No
(a) No correlation between mild/moderate shortness of breath (SOB) and survival
Alive	3	8 + 1* + 2 †	14
Dead	4 + 1*	4 + 4*  + 2*	15
	8	21	29
(b) No correlation between lack of symptoms and survival
Symptoms	Yes	No
Alive	7	4 + 1* + 2*	14
Dead	7 + 3*	1 + 2* + 2*	15
	17	12	29

^*Malignancy;

^†infections only (IO).