Table 1.

Prognostic significance of four established prognostic markers in the study cohort

Variable	Hazard ratio	95% CI	P
Age (>1 vs. <1)	8.01	1.05–61.24	0.045
Stage (3, 4 vs. 1, 2, 4S)	14.49	1.89–111.22	0.010
MYCN (amplified vs. normal)	7.91	2.59–24.14	<0.0005
TrkA*	0.241	0.113–0.518	<0.0005

Univariate Cox regression analysis was used to assess prognostic significance of variables indicated. CI, Confidence interval. 

^*Continuous variable.