Table 2.

Characteristics of patients

Variable	Benign(N = 153)	Malignant (N = 51)	Total (N = 204)
Age (Years, Median, IQR)	14.6/13.7–18.1	15.3/14.6–18.5	14.6/13.7–18.1
Gender (Female/Male)	114/39	40/11	142/62
Nodule Size (Median, IQR)	2.1/1.4–3.5	2.2/1.5–3.6	2.1/1.4–3.6
Size (cm)
< 1.0	86	9	95
1.0 ~ 1.5	38	16	54
≥ 1.5	29	26	55

Abbreviations: IQR, interquartile range; SD, standard deviation