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Table 5 Recurrence rate of the primary and nodal neck lesions among the first and follow-up scans

From: Predictive value of neck imaging reporting and data system (NIRADS) in CECT/CEMRI of laryngeal and oral cavity squamous cell carcinoma

NI-RADS Primary lesion Nodal lesion Combined primary and nodal lesions
First scan (%) Follow-up scan (%) First scan (%) Follow-up scan (%) First scan (%) Follow-up scan (%)
NI-RADS 1 0/9 (0%) 1/23 (4.3%) 1/20 (5%) 1/35 (2.9%) 1/29 (3.4%) 2/58 (3.4%)
NI-RADS 2 4/15 (26.7%) 3/12 (25%) 1/5 (20%) 1/3 (33.3%) 5/20 (25%) 4/15 (26.7%)
NI-RADS 3 5/9 (55.6%) 5/6 (83.3%) 7/8 (87.5%) 2/3 (66.7%) 12/17 (70.6%) 7/9 (77.8%)
Total 9/33 (27.3%) 9/41 (22%) 9/33 (27.3%) 4/41 (9.8%) 18/66 (27.3%) 13/82 (15.8%)