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Table 2 Cox univariate and multivariate analyses of prognostic factors for the overall survival of non-metastatic nasopharyngeal carcinoma patients after treatment

From: Development and validation of a nomogram for predicting the survival of patients with non-metastatic nasopharyngeal carcinoma after curative treatment

Variable Univariate analysis Multivariate analysis
P value HR 95% CI P value
Sex 0.023 1.228 1.093–1.363 0.163
Age <0.001 1.572 1.478–1.666 <0.001
Smoking history 0.025 0.957 0.845–1.070 0.833
Alcohol consumption 0.048 1.056 0.930–1.182 0.279
BMI 0.014 1.164 1.087–1.241 0.004
Hemoglobin 0.079 Not included in the multivariate analysis
NLR <0.001 1.324 1.225–1.423 0.001
Platelet count 0.015 1.165 1.048–1.282 0.366
LDH level <0.001 1.332 1.273–1.391 <0.001
ALP level 0.001 1.235 1.126–1.344 0.185
Histological type 0.032 0.986 0.538–1.434 0.082
T stage <0.001 1.264 1.212–1.316 <0.001
N stage <0.001 1.457 1.399–1.515 <0.001
TNM stage <0.001 Excluded due to collinearity
VCA-IgA titer 0.099 Not included in the multivariate analysis
EA-IgA 0.001 1.224 1.100–1.348 0.179
Anti-DNase titer 0.019 1.155 1.022–1.288 0.43
Neoadjuvant chemotherapy <0.001 1.209 1.111–1.308 0.043
Concomitant chemotherapy 0.022 1.167 1.060–1.274 0.424
Adjuvant chemotherapy 0.035 1.747 1.238–2.256 0.37
Radiation dose 0.002 1.415 1.282–1.548 0.009
  1. HR hazard ratio; CI confidence interval. Other abbreviations as in Table 1
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