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Table 1 Relation between the five used B-mode ultrasound criteria and final histopathological diagnosis

From: B-mode ultrasound, color Doppler, and sonoelastography in differentiation between benign and malignant cervical lymph nodes with special emphasis on sonoelastography

  Histopathology P value
Benign Malignant
N = 26 N = 58
(1) Short-axis diameter Range
Mean ± SD
4.5–17.6 mm
9.2 ± 3.3
6.7–27.4 mm
11 ± 3.8
0.218
(2) L/S ratio (long- to short-axis diameter ratio) Range
Mean ± SD
Median/(IQR)
1.6–3
2.3 ± 0.5
2.4/(1.6–2.3)
1.3–4.2
1.7 ± 0.4
1.7 (1.5-1.9)
0.201
(3) Hilum Absent: n (%)
Present: n (%)
7 (27%)
19 (73%)
58 (100%)
0 (0%)
<0.001*
(4) Margin Sharp: n (%)
Irregular: n (%)
22 (90.9%)
4 (9.1%)
28 (49.3%)
30 (51.7%)
0.028*
(5) Echogenicity Hypo: n (%)
Hyper: n (%)
17 (65.3%)
9 (34.6%)
40 (68.9%)
18 (31.3%)
0.134
  1. 1 Independent samples t test for parametric quantitative data between the two groups, 2 Mann–Whitney test for non-parametric quantitative data between the two groups, 3 Fisher exact test for qualitative data between the two groups
  2. *Significant level at P value < 0.05