Table 1. Studies of chemotherapy followed by radiotherapy vs radiotherapy alone.

Author N° patients	Treatment	Mean survival (months)	Overall 5-year survival
Dillman10 N: 155	•Cisplatin-Vinblastine + RT	13.8*	19%*
	•RT	9.7	7%
Sause11 N: 458	•Cisplatin-Vinblastine + RT	13.2*	8%*
	•Cisplatin-Vinblastine +hyperfractionated RT	12	6%
	•RT	11.4	5%
Le Chevalier12,13 N: 353	•Cisplatin-Vindesine-Cyclophosphamide-Lomustine + RT	12*	12%* (3-year data)
	•RT	10	4%

^* Statistically significant difference