Table 2 Univariate and adjusted analysis of the effect of variables on patient survival time using a Cox proportional hazards model.

From: Weight loss, phase angle, and survival in cancer patients undergoing radiotherapy: a prospective study with 10-year follow-up

Variables Univariate analysis Adjusted analysis
  HR (95% CI) p β HR (95% CI) p
Sex   0.106    0.194
 Female 1   0 1  
 Male 2.03 (0.86–4.78)   −0.73 0.48 (0.16–1.45)  
Age (years)   0.074    0.023
 <60 1   0 1  
 ≥60 2.19 (0.93–5.16)   1.24 3.47 (1.19–10.15)  
Tumor stage   0.086    0.533
 TIS, I, II 1   0 1  
 III, IV, R 2.12 (0.90–4.99)   −0.35 0.71 (0.24–2.10)  
Site of Treatment   0.005    0.001
 Breast 1   0 1  
 HAT 7.81 (1.57–38.70)   2.05 7.80 (0.88–68.89)  
 Pelvis 5.48 (1.20–25.05)   1.88 6.57 (1.09–39.46)  
 Othersa 28.35 (4.43–181.53)   5.08 161.08 (13.99–1854.3)  
Weight loss during RT 1.24 (1.06–1.43) 0.005 0.22 1.25 (1.01–1.55) 0.044
PA change during RT 1.97 (0.68–5.72) 0.216 −0.58 0.56 (0.13–2.36) 0.427
SPA after RT 0.82 (0.45–1.51) 0.527 −0.44 0.65 (0.32–1.30) 0.221
  1. HR Hazard ratio, CI confidence interval, TIS tumor in situ, R recurrence, HAT head and neck/upper abdomen/ thorax, PA phase angle, RT radiotherapy, SPA standardized phase angle.
  2. aBone and central nervous system