Results of a Prospective Study of High-Dose or Conventional Anthracycline-Cyclophosphamide Regimen Plus Radiotherapy for Localized Adult Non-Hodgkin’s Primary Bone Lymphoma

Table 2

Univariate and multivariate analyses of characteristics affecting survival of adults with non-Hodgkin primary bone lymphoma.

Characteristics	Univariate analysis		Multivariate analysis
	mean ± SD	𝑃	𝑃
10-year OS, %
Trial
02	66±13	ns	ns
03	64±21
Epidural extension
No	75±11	ns	ns
Yes	33±25
PS ≥2
No	86±10	0.046	ns
Yes	28±21
10-year EFS, %
Trial
02	59±21	ns	ns
03	71±14
Epidural extension
No	66±11	ns	ns
Yes	50±20
PS ≥2
No	79±11	0.038	0.018
Yes	33±17

OS: overall survival; PS: performance status; EFS: event-free survival; ns: not significant.
Other studied factors (gender, stage, B symptoms, site, lactatedehydrogenase level, and bulky disease) do not have significantly statistical prognosis.