Table 1. Spearman correlation coefficients of the expression of each two of the indicated imprinted genes.
| Spearman rho | ZAC1 | ZAC1 delta | SGCE | PEG10 | PPP1R9A | PON2 | INPP5F | INPP5Fv2 | CDKN1C | LIT1 | MEG3 | NDN | PEG3 | SNRPN | SNURF | GNAS | TFPI2 | H19 | IGF2 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZAC1 | 1,000 | ||||||||||||||||||
| ZAC1 delta | .638** | 1,000 | |||||||||||||||||
| SGCE | .244 | .214 | 1,000 | ||||||||||||||||
| PEG10 | .367* | .258 | .600** | 1,000 | |||||||||||||||
| PPP1R9A | -.377* | -.227 | -.436** | -.575** | 1,000 | ||||||||||||||
| PON2 | .116 | -.222 | .214 | -.216 | .226 | 1,000 | |||||||||||||
| INPP5F | .324* | .285 | .223 | .148 | .069 | .174 | 1,000 | ||||||||||||
| INPP5Fv2 | .636** | .361* | .553** | .476** | -.383** | .192 | .209 | 1,000 | |||||||||||
| CDKN1C | .551** | .457** | .566** | .651** | -.448** | -.130 | .470** | .584** | 1,000 | ||||||||||
| LIT1 | .019 | .112 | .163 | .025 | .175 | -.080 | .096 | .123 | .362* | 1,000 | |||||||||
| MEG3 | .544** | .614** | .288 | .493** | -.311* | -.131 | .335* | .520** | .589** | .307* | 1,000 | ||||||||
| NDN | .554** | .493** | .558** | .477** | -.416** | .090 | .226 | .648** | .618** | .290 | .620** | 1,000 | |||||||
| PEG3 | .483** | .457** | .260 | .358* | -.053 | -.074 | .517** | .471** | .623** | .429** | .564** | .572** | 1,000 | ||||||
| SNRPN | -.050 | -.330* | -.120 | -.215 | .336* | .339* | -.094 | .103 | -.161 | .034 | -.025 | .086 | .007 | 1,000 | |||||
| SNURF | -.190 | -.459** | .054 | -.216 | .272 | .479** | -.075 | .097 | -.140 | .111 | -.155 | .139 | .034 | .878** | 1,000 | ||||
| GNAS | -.045 | -.028 | -.026 | -.206 | .211 | .205 | .045 | -.021 | -.040 | .202 | .023 | .266 | .219 | .414** | .562** | 1,000 | |||
| TFPI2 | .077 | .167 | .439** | .025 | .091 | .312* | -.018 | .199 | .037 | -.029 | .007 | .175 | -.183 | .072 | .080 | -.179 | 1,000 | ||
| H19 | .519** | .438** | .433** | .430** | -.424** | -.097 | .251 | .448** | .479** | .120 | .407** | .669** | .326* | -.107 | -.109 | .071 | .199 | 1,000 | |
| IGF2 | .506** | .532** | .362* | .471** | -.458** | -.182 | .219 | .512** | .552** | .074 | .602** | .735** | .368* | -.008 | -.107 | -.016 | .149 | .700** | 1,000 |
The correlation was calculated with SPSS using expression data from 45 prostate cancer tissues (*P < 0.05, **P < 0.01).