Table 1.

Age at diagnosis, tumor characteristics and treatment given in the TNP and non-TNP groups.

Clinical Feature		No. of cases Non-TNP	No. of cases TNP	Odds Ratio [95% CI]	P-value*
Center	VGH	228	36
	JGH	165	27	1.04 [0.61; 1.77]	0.89
Age at diagnosis	25–49 years	116	32
	50–95 years	277	31	0.41 [0.24; 0.70]	0.001
Histological grade	Grade 1	120	4
	Grade 2	193	15	2.33 [0.76; 7.19]	0.15
	Grade 3	68	40	17.65 [6.05; 51.45]	<0.0001
	Missing	12	4
Tumor size	0–2 cm	161	18
	2.01–15 cm	217	45	1.85 [1.04; 3.32]	0.04
	Missing	15	0
Lymph node status	Negative	205	41
	Positive	149	13	0.44 [0.23; 0.84]	0.01
	Missing	39	9
Hormonal Treatment	None	219	49
	Yes	161	11	0.31 [0.15; 0.61]	0.0003
	Missing	13	3
Chemotherapy	None	279	35
	Yes	108	26	1.92 [1.10; 3.34)	0.02
	Missing	6	2

* P-values based on Fisher's exact test.