Patient and treatment characteristics
| Patient characteristics | No/mean (range) |
| Age (year) | 47.3 (9–83) |
| Tumour volume (mL) | 22.5 (2.4–232.0) |
| Lymph nodes size (cm) | 1.7 (0.8–8.9) |
| Gender (male/female) | 566/226 |
| Age (＜50 years/≥50 years) | 446/346 |
| LDH (≤174 u/L/＞174 u/L) | 567/225 |
| T stage (T1/T2/T3/T4) | 87/277/133/295 |
| N stage (N0/N1/N2/N3a/N3b) | 105/186/347/64/90 |
| Clinical stage (Ⅰ/Ⅱ/Ⅲ/Ⅳa/Ⅳb) | 22/124/246/246/154 |
| WHO histology (Ⅰ/Ⅱ/Ⅲ) | 3/210/579 |
| Diagnostic imaging technique | |
| MRI | 792 |
| Chemotherapy | |
| RT/CCRT/IC+CCRT/IC+RT/CCRT+ AC/RT+AC/IC+CCRT+AC/IC+RT+AC | 48/243/365/51/21/8/55/1 |
| CNN (yes/no) | 401/391 |
AC, adjuvant chemotherapy; CCRT, concurrent chemo-radiotherapy; CNN, cervical nodal necrosis; IC, induction chemotherapy; LDH, lactic dehydrogenase; MRI, magnetic resonance imaging; RT, radiotherapy.