CD44 Variant Exon 6 Isoform Expression as a Potential Predictor of Lymph Node Metastasis in Invasive Breast Carcinoma of No Special Type

Table 2

The results of bivariate analysis on several variables for LNM in IBC-NST.

Variables	Category	Lymph node metastasis			value	OR	95% CI
		Yes (%)	No (%)	Total			Min	Max
Age	≥50 y.o.	14 (51.9%)	13 (48.1%)	27	1	1.19	0.38	3.71
	<50 y.o.	10 (47.6%)	11 (52.4%)	21
Tumor grade	High	15 (55.6%)	12 (44.4%)	27	0.56	1.67	0.53	5.265
	Low	9 (42.9%)	12 (57.1%)	21
Tumor size	>5 cm	7 (38.9%)	11 (61.1%	18	0.37	0.49	0.148	1.602
	≤5 cm	17 (56.7%)	13 (43.3%)	30
LVI	Yes	18 (66.7%)	9 (33.3%)	27	0.02	5	1.45	17.27
	No	6 (28.6%)	15 (71.4%)	21
CD44v6 expression	High	18 (75%)	6 (25%)	24	0.001	9	2.44	33.24
	Low	6 (25%)	18 (75%)	24

Bivariate analysis was performed using the chi-square test with continuity correlation. value less than 0.05 is considered statistically significant.