Table 3.

Multivariate linear regression for BC related DFS events as a percentage of total participants randomized, weighted by sample size (n = 68).

Variable	B-coefficient	Standardised ß-coefficient	P
Start year	− 0.67	− 0.42	< 0.0001
Median FU time (months)	0.11	0.40	< 0.0001
% node positive	0.07	0.23	0.002
% ER positive	− 15.9	− 0.33	< 0.0001
% premenopausal	3.44	0.11	0.15

R² = 0.71.

FU follow-up, ER estrogen receptor.