From: Radiation-induced lymphopenia correlates with survival in nasopharyngeal carcinoma: impact of treatment modality and the baseline lymphocyte count
Characteristic
ALC < 0.5 × 109 Cells /L
ALC < 0.2 × 109 Cells /L
HR
95% CI
P value
ALC baseline
0.563
0.440–0.719
< 0.001
0.423
0.224–0.800
0.008
RT modality (IMRT vs. 2D-CRT)
1.651
1.251–2.179
2.042
1.011–4.124
0.046