Table 1.

Descriptive statistics; age of the patients along with grayscale ultrasonography, SMI and SWE parameters of the lymph nodes

	Control group (n:146)	Lymphadenitis (n:72)	Lymphoma  (n:45)
Mean ± SD Median (min–max)	Mean ± SD  Median (min–max)	Mean ± SD  Median (min–max)
Age (years)	11.88 ± 3.69	10.73 ± 3.62	11.72 ± 4.34
Shortest diameter (mm)	7.33 (3–14)	10.57 (5.00–18)	17.87 (8–37)
Longest diameter (mm)	17.84 (10–41)	19.25 (10–37)	26.24 (14–50)
Volume (cc)	1.04 (0.12–7.89)	1.78 (0.29–7.96)	6.83 (0.69–40.24)
Elasticity (kPa)	11.19 (5.9–16.6)	13.21 (6.5–28.3)	24.46 (15–45.5)
Velocity (m sn–1)	1.92 (1.42–2.35)	2.07 (1.48–3.02)	2.82 (2.24–3.83)
VI (%)	4.72 (0.1–17)	14.86 (1–24)	17.85 (7–36)
SI (%)	0.42 (0.23–0.63)	0.57 (0.28–1.08)	0.72 (0.31–1.14)

SD, standard deviation; SI, shape index; SMI, superb microvascular imaging; SWE, shear wave elastography; VI, vascularity index.