4.

G9a表达与免疫组化分子标记物的关系

Relationship between G9a expression and immunohistochemical molecular markers

Pathological parameters	Number of cases	Expression of G9a		χ2	P
		Positive (%)	Negative (%)
ER
Positive	79	48 (60.8%)	31 (39.2%)	2.301	0.129
Negative	43	32 (74.4%)	11 (25.6%)
PR
Positive	58	34 (58.6%)	24 (41.4%)	2.368	0.124
Negative	64	46 (71.9%)	18 (28.1%)
HER-2
Positive	36	31 (86.1%)	5 (13.9%)	9.542	0.002
Negative	86	49 (57.0%)	37 (43.0%)
Ki-67
≥ 14%	82	63 (76.8%)	19 (23.2%)	14.035	< 0.001
< 14%	40	17 (42.5%)	23 (57.5%)
AR
Positive	78	54 (69.2%)	24 (30.8%)	0.079	0.779
Negative	39	26 (66.7%)	13 (33.3%)
EGFR
Positive	27	18 (66.7%)	9 (33.3%)	0.062	0.803
Negative	89	57 (64.0%)	32 (36.0%)
CK5/6
Positive	31	22 (71.0%)	9 (29.0%)	0.669	0.413
Negative	86	54 (62.8%)	32 (37.2%)
E-cadherin
Positive	95	66 (69.5%)	29 (30.5%)	8.55	0.003
Negative	18	6 (33.3%)	12 (66.7%)