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Table 1 Patient, disease, and treatment characteristics

From: Patterns of regional lymph node failure of locally advanced hypopharyngeal squamous cell carcinoma after first-line treatment with surgery and/or intensity-modulated radiotherapy

CharacteristicsN (%)
Age, years
 Median (range)58 (41–82)
Gender
 Male118 (95.9%)
 Female5 (4.1%)
Tumor site
 Pyriform sinus106 (86.2%)
 Posterior pharyngeal wall9 (7.3%)
 Postcricoid area8 (6.5%)
TNM stage
 II7 (5.7%)
 III25 (20.3%)
 IVa83 (67.5%)
 IVb8 (6.5%)
Clincal T stage
 T17 (5.7%)
 T219 (15.4%)
 T329 (23.6%)
 T428 (22.8%)
Pathological T stage
 T15 (4.1%)
 T212 (9.8%)
 T310 (8.1%)
 T413 (10.6%)
Clincal N stage
 N012 (9.8%)
 N116 (13.0%)
 N2a2 (1.6%)
 N2b25 (20.3%)
 N2c19 (15.4%)
 N33 (2.4%)
Pathological N stage
 N06 (4.9%)
 N17 (5.7%)
 N2a1 (0.8%)
 N2b26 (21.1%)
 N2c5 (4.1%)
 N31 (0.8%)
Surgery
 Total laryngopharyngectomy and neck dissection20 (16.3%)
 Partial laryngopharyngectomy and neck dissection20 (16.3%)
 Isolated neck dissection6 (4.9%)
Node dissection
 Ipsilateral35 (28.5%)
 Bilateral11 (8.9%)
Intensity-modulated radiotherapy
 Postoperative40 (32.5%)
 Definitive77 (62.6%)
Chemotherapy
 Induction54 (43.9%)
 Concurrent28 (22.8%)