Cervical Cancer: Associations between Metabolic Parameters and Whole Lesion Histogram Analysis Derived from Simultaneous ¹⁸F-FDG-PET/MRI

Table 4

Correlation between ADC histogram parameters and ¹⁸F-FDG-PET parameters in cervical cancer. Spearman’s rho correlation coefficient was used.

		SUVmax	SUVmean	SUVmedian	TLG	MTV
Mean ADC	(rho)	−0.134	−0.215	−0.336	−0.461	−0.546
		0.595	0.392	0.173	0.054	0.019
Min ADC	(rho)	−0.218	−0.213	−0.282	−0.219	−0.257
		0.385	0.396	0.257	0.382	0.303
Max ADC	(rho)	−0.044	−0.166	−0.176	0.166	0.162
		0.861	0.510	0.484	0.510	0.521
P10 ADC	(rho)	−0.183	−0.223	−0.332	−0.413	−0.473
		0.468	0.373	0.179	0.088	0.047
P25 ADC	(rho)	−0.150	−0.214	−0.329	−0.486	−0.569
		0.553	0.395	0.182	0.041	0.014
P75 ADC	(rho)	−0.142	−0.244	−0.354	−0.490	−0.576
		0.575	0.329	0.150	0.039	0.012
P90 ADC	(rho)	−0.215	−0.275	−0.361	−0.513	−0.585
		0.392	0.270	0.142	0.029	0.011
Median ADC	(rho)	−0.153	−0.244	−0.368	−0.497	−0.577
		0.544	0.329	0.133	0.036	0.012
Mode ADC	(rho)	−0.225	−0.157	−0.261	−0.546	−0.597
		0.370	0.533	0.296	0.019	0.009
Kurtosis	(rho)	−0.150	−0.148	−0.117	0.288	0.284
		0.553	0.559	0.645	0.247	0.254
Skewness	(rho)	−0.095	−0.054	−0.004	0.149	0.142
		0.708	0.832	0.987	0.556	0.573
Entropy	(rho)	0.071	−0.036	−0.049	0.084	0.172
		0.779	0.887	0.848	0.742	0.494

Significant correlations are highlighted in bold.