Table 6. The 5-year estimated survivals stratified by various regimens of chemotherapy of locally advanced nasopharyngeal carcinoma.

5y rates	LRFS	RRFS	DMFS	OS
Induction chemotherapy
TPF/TP	88.7%	92.8%	81.4%	84.1%
GP	82.7%	93.0%	82.3%	80.0%
PF	85.8%	93.6%	72.2%	72.2%
χ2	0.331	0.044	2.645	4.038
p value	0.848	0.978	0.266	0.133
Adjuvant chemotherapy
TPF/TP	88.3%	90.1%	73.7%	86.6%
GP	84.9%	90.9%	82.5%	80.9%
PF	87.4%	95.3%	81.4%	81.8%
χ2	0.024	0.388	0.240	0.813
p value	0.988	1.895	2.852	0.413