Table 4.

Multivariable logistic regression analyzing factors associated with complete pathologic response, among patients who received NAC for breast cancer (NKBC, 2008–2019)

	OR	95% CI	95% CI	P-value
		Low	High
Female versus male	1.141	0.141	9.238	0.902
Age	0.989	0.981	0.997	0.010
Clinical T stage
T1-2	Ref
T3-4	1.227	0.142	10.612	0.853
Clinical N stage
cN−	Ref
cN +	0.693	0.180	2.675	0.595
Histological grade
I	Ref
II	1.989	1.191	3.320	0.009
III	4.623	2.743	7.793	< 0.001
Subtype according to IHC
Luminal	Ref
HER2-positive	2.774	2.134	3.607	< 0.001
Triple-negative	1.046	0.753	1.451	0.790

The multivariate models were complete case analyses

Bold text indicates a statistically significant difference with a p-value less than 0.05