Table 5.

Mean radiological and pathological tumor size (mm) by histological subtype

Histology	N	Mean CT size (SD) †	Mean pathological size (SD)	Mean difference (95% CI) ‡	P value
Conventional	126	60.37 (29.79)	56.56 (31.06)	3.82 (1.25 to 6.39)	0.004
Papillary	16	43.44 (22.82)	43.75 (20.12)	-0.31 (-6.46 to 5.84)	0.915
Chromophobe	11	52.82 (29.12)	53.00 (38.21)	-0.18 (-16.94 to 16.57)	0.981
Other	4	68.25 (19.97)	64.25 (18.95)	4.00 (-35.21 to 43.21)	0.767

† SD = standard deviation

‡ CI = confidence interval