Table 3. .

Comparison of detection numbers of pulmonary nodules in the two scanning modes

Different pulmonary nodules	Standard-dose scan	Low-dose scan	Detection rate
Ground-glass density nodules	14	12	85.71%
Average diameter <1 cm	8	6	75%
1 cm < average diameter <2 cm	6	6	100%
2 cm < average diameter <3 cm	0	0	0
Mixed-density nodules	18	18	100%
Average diameter <1 cm	4	4	100%
1cm < average diameter <2 cm	9	9	100%
2cm < average diameter <3 cm	5	5	100%
Solid nodules	55	55	100%
Average diameter <1 cm	18	18	100%
1 cm < average diameter <2 cm	23	23	100%
2 cm < average diameter <3 cm	14	14	100%
Total number of all nodules	87	85	97.70%