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Table 2 Univariate analysis of the significance of different prognostic variables in nasopharyngeal carcinoma

From: Nuclear overexpression of metastasis-associated protein 1 correlates significantly with poor survival in nasopharyngeal carcinoma

Factors DMFS OS
  P value HR 95% CI P value HR 95% CI
Age (>50 yr vs. ≤50 yr) 0.02 1.90 1.09–3.35 <0.01 2.15 1.22–3.81
Sex (female vs. male) 0.82 0.93 1.48–1.78 0.66 0.86 0.44–1.69
Chemotherapy (yes vs. no) 0.14 1.78 0.83–3.79 0.26 1.52 0.73–3.13
Radiotherapy (IMRT vs.2D-RT) 0.99 1.00 0.80–1.25 0.93 1.01 0.81–1.26
T stage (T3–4 vs. T1–2) 0.13 1.55 0.88–2.74 0.06 1.77 0.99–3.18
N stage (N2–3 vs. N0–1) 0.02 1.98 1.13–3.47 0.01 2.06 1.17–3.63
Clinical stage (III-IV vs. I-II) 0.01 2.52 1.22–5.19 <0.01 2.78 1.30–5.95
MTA1 expression (high vs. low) <0.01 2.25 1.25–4.05 <0.01 2.19 1.21–3.97
  1. Abbreviation: DMFS distant metastasis free-survival; OS overall survival; IMRT intensity-modulated radiotherapy; 2D-RT two-dimensional radiotherapy.