Table 4.

Number of Incidental Findings on Thin Versus Standard Thickness CT scans

Mean number of IFs
	N	Mean	95% Confidence Interval for Mean		P
			Lower Bound	Upper Bound
Standard (2.5 mm)	143	0.22	0.13	0.30	<0.001
Thin (1.25 mm)	190	1.12	0.93	1.30

Mean number of PPIFs
	N	Mean	95% Confidence Interval for Mean		P-value
			Lower Bound	Upper Bound
Standard (2.5 mm)	143	0.10	0.05	0.15	0.434
Thin (1.25 mm)	190	0.13	0.08	0.18

PPIF = potentially pathologic IF