Table 2.

Multivariate analysis of survival

Characteristics (reference group)Overall survival
PFS
HR (95%CI)PHR (95% CI)P
ECOG (0,1)3.12 (1.03-9.47)0.042.05 (0.71-5.91)0.18
LDH (<455 units/L)2.90 (0.57-8.65)0.194.10 (1.18-8.23)0.02
Tumor stage (limited disease)2.87 (1.30-6.34)0.0093.51 (1.78-6.91)<0.001
MeanSUVmax (<8.7)3.74 (1.67-8.37)0.0012.25 (1.21-4.17)0.01
  • NOTE: In the Cox proportional hazard model, Eastern Cooperative Oncology Group, LDH, tumor stage, and meanSUVmax were included.