. 2017 Oct 2;17:665. doi: 10.1186/s12885-017-3622-9

Table 4.

The performance of histogram parameters for differentiating different T and N stages of gastric cancers

Parameters	T1 vs T2 + 3 + 4		T1 + 2 vs T3 + 4		T1 + 2 + 3 vs T4		N0 vs N1 + 2 + 3		N0 + 1 vs N2 + 3		N0 + 1 + 2 vs N3
Parameters	AUC	95% CI	AUC	95% CI	AUC	95% CI	AUC	95% CI	AUC	95% CI	AUC	95% CI
ADC_mean	0.740	0.608–0.872	0.755	0.642–0.869	0.721	0.610–0.833	0.752	0.626–0.877	0.656	0.522–0.790	0.679	0.551–0.807
ADC_min	0.725	0.564–0.887	0.674	0.535–0.814	0.568	0.430–0.706	0.716	0.591–0.842	0.660	0.533–0.787	0.725	0.602–0.848
ADC_max	0.578	0.374–0.783	0.609	0.466–0.752	0.576	0.415–0.737	0.349	0.512–0.790	0.614	0.478–0.749	0.569	0.435–0.704
ADC_5%	0.769	0.622–0.916	0.715	0.582–0.848	0.661	0.538–0.784	0.773	0.649–0.897	0.673	0.539–0.808	0.657	0.527–0.786
ADC_10%	0.771	0.636–0.906	0.757	0.639–0.876	0.694	0.577–0.811	0.781	0.660–0.902	0.662	0.526–0.798	0.652	0.524–0.781
ADC_25%	0.765	0.637–0.892	0.776	0.665–0.887	0.731	0.620–0.841	0.773	0.648–0.897	0.656	0.520–0.793	0.671	0.544–0.797
ADC_50%	0.747	0.625–0.869	0.771	0.662–0.881	0.746	0.639–0.854	0.755	0.633–0.877	0.654	0.520–0.788	0.684	0.556–0.812
ADC_75%	0.719	0.586–0.853	0.747	0.634–0.860	0.718	0.604–0.831	0.725	0.598–0.852	0.638	0.505–0.771	0.678	0.550–0.806
ADC_90%	0.724	0.585–0.863	0.724	0.609–0.840	0.670	0.548–0.793	0.715	0.586–0.844	0.616	0.482–0.749	0.652	0.522–0.783

ADC apparent diffusion coefficient, AUC area under the receiver operating characteristic curve, CI confidence interval