Table 5.

Total number of events required, e, and total sample size, n, for detecting various effect sizes for Event M (distant metastasis)

Variables	Cause-specific hazard			Subdistribution hazard
	csHR	e	n	subHR	e	n
Nodal status (Absent, Present)	0.40	38	153	0.39	38	231
Treatment (CRT, RT)	0.43	45	209	0.43	45	274
Tumour size (1, 2-4)	0.71	268	1209	0.75	379	2304