Table 3.

Characteristics of the bHPA- and iHPA-Negative Patients

Patients	bHPA	iHPA	Tumor stage	Status	Survival time (months)	Metastases
1	Negative	Negative	IA	Alive	64	n.d.*
2	Negative	Negative	IA	Alive	102	n.d.
3	Negative	Negative	IA	Alive	113,5	n.d.
4	Negative	Negative	IA	Alive	66	n.d.
5	Negative	Negative	IB	Alive	88	Yes†
6	Negative	Negative	IB	Alive	113	n.d.
7	Negative	Positive	IA	Alive	60	n.d.
8	Negative	Positive	IA	Alive	97	n.d.
9	Negative	Positive	IIB	Deceased‡	97	Yes‡

*n.d., not detectable.

^†A single metastasis in the bone occurred after 66 months, it is still unclear if this was a late metastasis from the lung cancer or a metastasis from another cancer of unknown primary site.

^‡Patient died of metastases of a secondary malignancy (small cell lung cancer) which occurred after 94 months of the diagnosis of a primary adenocarcinoma of the lung.