The Value of ¹⁸F-FDG PET/CT Mathematical Prediction Model in Diagnosis of Solitary Pulmonary Nodules

Table 2

Nineteen clinical characteristics of patients with SPNs.

	Benign	Malignant	value
Gender
Male	32	63	0.781
Female	26	56
Age, years			0.000
Diameter, mm			0.000
Smoking history	11	36	0.112
Time since quitting, years			0.778
History of cancer	2	11	0.062
Family history of cancer	3	8	0.062
Position
Right upper lobe	21	38	0.663
Right middle lobe	5	9
Right lower lobe	11	22
Left upper lobe	9	31
Left lower lobe	12	19
CT value			0.138
Border	22	57	0.213
Ground glass opacity	7	18	0.586
Lobulation	38	108	0.000
Vascular convergence	9	74	0.000
Pleural retraction	9	70	0.000
Cavity	5	4	0.136
Spiculation	34	105	0.000
Calcification	2	6	0.634
Vacuole	5	37	0.001
			0.000