Table 2.

Clinicopathologic and biologic factors affecting survival rate

Univariate analysisMultivariate analysis
VariableRR95% CIPRR95% CIP
Sex: male versus female1.660.896–3.0750.1071.3460.659–2.7490.415
Screen: No versus yes6.7020.920–48.8070.0602.1380.128–35.6030.596
Age at diagnosis: >1 year versus ≤1 year4.1891.755–9.9960.0011.2030.418–3.4580.732
Clinical stage: advanced (III, IV) versus early (I, II, IVS)20.0104.799–83.430<0.00111.4861.334–98.9150.026
MYCN: amplified versus nonamplified4.1342.200–7.767<0.0012.6851.130–6.3800.025
AHR expression: negative versus positive8.3333.448–19.905<0.0013.0191.029–8.8580.044
Histology: undifferentiated versus differentiated2.4241.327–4.4300.0041.2070.552–2.6400.637
Primary tumor site: adrenal versus extraadrenal1.4260.769–1.4260.2601.0460.472–2.3170.911
  • Abbreviations: 95% CI, 95% confidence interval; RR, risk ratio.