Table 1

Substitution effect between four couples

CouplesInvestigationsCT facial massiveMRI facial massiveMRI backboneCT rachisCT headMRI brainCT superior abdomenMRI superior abdomen
1CT facial massive1.00
1MRI facial massive−0.181.00
2MRI backbone−0.110.69*1.00
2CT rachis0.13−0.11−0.251.00
3CT head0.44*−0.13−0.180.36*1.00
3MRI brain−0.050.230.210.150.141.00
4CT superior abdomen0.43*0.110.300.160.200.041.00
4MRI superior abdomen−0.180.56*0.71*0.09−0.21−0.070.311.00
  • *p<0.01