Table 2

Correlation with biomarkers of CD147

		CD147
		Absent	Low	Present	Total	P values
ER	Neg	288	45	15	348	0.001
	Pos	741	61	19	821
	Total	1029	106	34	1169
PR	Neg	332	48	14	394	0.014
	Pos	692	58	20	770
	Total	1024	106	34	1164
Ki67	Lo	785	55	20	860	< 0.001
	Hi	238	50	14	302
	Total	1023	105	34	1162
HER2	Neg	825	89	31	945	0.077
	Pos	203	17	3	223
	Total	1028	106	34	1168
EGFR	Neg	973	91	28	1092	< 0.001
	Pos	47	15	4	66
	Total	1020	106	32	1158
p63	Neg	982	99	31	1112	0.040
	Pos	37	7	3	47
	Total	1019	106	34	1159
C-kit	Neg	880	74	25	979	< 0.001
	Pos	137	32	9	178
	Total	1017	106	34	1157
CK5/6	Neg	909	78	21	1008	< 0.001
	Pos	112	28	13	153
	Total	1021	106	34	1161
CK14	Neg	978	85	31	1094	< 0.001
	Pos	45	21	3	69
	Total	1023	106	34	1163
α–β crystalline	Neg	390	40	13	443	0.070
	Pos	45	9	3	57
	Total	435	49	16	500
NGFR	Neg	400	41	11	452	0.003
	Pos	42	8	5	55
	Total	442	49	16	507
E-cadherin	Neg	79	9	2	90	0.896
	Pos	887	92	30	1009
	Total	966	101	32	1099
Vimentin	Neg	852	71	17	940	< 0.001
	Pos	106	28	15	149
	Total	958	99	32	1089
p-Cadherin	Neg	750	64	18	832	< 0.001
	Pos	201	37	14	252
	Total	951	101	32	1084
CD44	Neg	305	26	10	341	0.057
	Pos	133	23	6	162
	Total	438	49	16	503
SOX2	Neg	353	38	13	404	0.816
	Pos	86	11	3	100
	Total	439	49	16	504
ALDH	Neg	415	43	16	474	0.669
	Pos	25	6	0	31
	Total	440	49	16	505
AR	Neg	508	61	14	583	0.837
	Pos	458	40	18	516
	Total	966	101	32	1099

Bold p-value: p<0.05, Italic p-value: p<0.01.
ALDH, aldehyde dehydrogenase; AR, androgen receptor; EGFR, epidermal growth factor receptor; ER, oestrogen receptor; HER2, human epidermal growth factor receptor 2; NGFR, nerve growth factor receptor; PR, progesterone receptor.