. Author manuscript; available in PMC: 2014 May 1.

Published in final edited form as: J Comput Assist Tomogr. 2013 May-Jun;37(3):10.1097/RCT.0b013e318282d935. doi: 10.1097/RCT.0b013e318282d935

Table 2.

Paired Student's t-test and correlation analysis for 16 primary tumors and metastatic nodes

Parameters	Primary tumor N=16 (mean±std)	Metastatic node N=16 (mean±std)	p value	Correlation coefficient ρ (p value)
ADC (10^-3 mm²/s)	1.05±0.31	1.10±0.26	0.38	0.66(0.004)^*
f	0.30±0.10	0.23±0.08	0.0009^*	0.60(0.013)^*
D (10^-3 mm²/s)	0.49±0.24	0.70±0.25	0.0002^*	0.71(0.0018)^*
D^* (10^-3 mm²/s)	45.61±24.12	50.47±26.98	0.41	0.70(0.002)^*

ρ- correlation coefficient

denotes p value<0.05