Table 2. Association between FAM13C expression and Ki67-labeling index in all prostate cancers and subsets defined by Gleason score, ERG fusion, and PTEN deletion status.

	FAM13C IHC	n	Ki67 Li (mean)	Sth.deviation
all p < 0.0001	negative	1,991	2.1	0.06
	weak	837	2.8	0.09
	moderate	1,368	2.9	0.07
	strong	1,615	3.6	0.07
pGleason ≤ 3 + 3 p < 0.0001	negative	549	1.7	0.09
	weak	158	2.5	0.16
	moderate	288	2.5	0.12
	strong	298	2.7	0.12
pGleason 3 + 4 p < 0.0001	negative	1,182	2.1	0.07
	weak	520	2.8	0.10
	moderate	801	2.9	0.08
	strong	887	3.4	0.08
pGleason 4 + 3 p < 0.0001	negative	198	2.7	0.25
	weak	121	2.9	0.32
	moderate	219	3.6	0.24
	strong	311	4.2	0.20
pGleason ≥ 4 + 4 p = 0.0143	negative	53	3.4	0.60
	weak	34	3.6	0.75
	moderate	52	4.4	0.61
	strong	109	5.5	0.42
PTEN normal p < 0.0001	negative	955	2.5	0.09
	weak	453	3.0	0.13
	moderate	711	3.1	0.10
	strong	902	3.6	0.09
PTEN deleted p = 0.0002	negative	69	2.9	0.35
	weak	76	3.3	0.34
	moderate	187	3.3	0.21
	strong	328	4.2	0.16
ERG negative p < 0.0001	negative	1,537	1.9	0.07
	weak	464	3.0	0.13
	moderate	589	3.2	0.11
	strong	531	3.9	0.12
ERG positive p < 0.0001	negative	424	2.5	0.12
	weak	357	2.6	0.13
	moderate	747	2.8	0.09
	strong	1,060	3.4	0.08