|
Age (>50 vs. ≤50 years)
|
1.857 (1.365–2.516)
|
<0.001
|
0.996 (0.476–2.080)
|
0.997
|
1.433 (0.967–2.120)
|
0.074
|
|
Histological type (WHO II/III vs. WHO I)
|
1.371 (0.829–2.264)
|
0.221
|
0.843 (0.327–2.125)
|
0.710
|
3.614 (1.804–7.219)
|
<0.001
|
|
Chemotherapy (CCRT, induction with CCRT, and CCRT with adjuvant vs. none)
|
1.207 (0.794–1.843)
|
0.383
|
0.624 (0.273–1.410)
|
0.269
|
1.459 (0.834–2.569)
|
0.190
|
|
Nasal cavity involvement (yes vs. no)
|
0.946 (0.683–1.311)
|
0.741
|
0.867 (0.429–1.752)
|
0.690
|
0.818 (0.547–1.225)
|
0.330
|
|
Oropharyngeal involvement (yes vs. no)
|
1.208 (0.812–1.798)
| |
0.431 (0.130–1.432)
|
0.169
|
1.491 (0.941–2.362)
|
0.089
|
|
Parapharyngeal involvement (yes vs. no)
|
1.843 (1.144–2.969)
|
0.011
|
2.212 (0.690–7.141)
|
0.172
|
2.040 (1.115–3.764)
|
0.017
|
|
Skull base involvement (yes vs. no)
|
1.273 (0.851–1.906)
|
0.240
|
2.113 (0.790–5.651)
|
0.136
|
1.248 (0.759–2.052)
|
0.383
|
|
Paranasal sinus involvement (yes vs. no)
|
1.078 (0.704–1.650)
|
0.729
|
1.246 (0.526–2.949)
|
0.617
|
0.937 (0.543–1.616)
|
0.815
|
|
Cranial nerve involvement (yes vs. no)
|
1.394 (0.867–2.178)
|
0.139
|
2.012 (0.833–4.881)
|
0.120
|
1.247 (0.703–2.218)
|
0.399
|
|
Intracranial involvement (yes vs. no)
|
1.303 (0.871–1.950)
|
0.198
|
1.119 (0.468–2.674)
|
0.800
|
1.538 (1.056–2.490)
|
0.040
|
|
Infratemporal fossa involvement (yes vs. no)
|
1.035 (0.564–1.875)
|
0.893
|
0.616 (0.175–2.137)
|
0.458
|
0.737 (0.320–1.675)
|
0.467
|
|
Orbit involvement (yes vs. no)
|
1.641 (0.914–2.937)
|
0.109
|
4.067 (1.369–12.103)
|
0.011
|
1.537 (0.733–3.231)
|
0.251
|
|
Retropharyngeal lymph node involvement (yes vs. no)
|
1.583 (1.102–2.273)
|
0.011
|
1.519 (0.679–3.406)
|
0.309
|
1.565 (1.078–2.499)
|
0.030
|
|
Cervical lymph node involvement
|
|
Longest diameter (>6 cm vs. ≤6 cm)
|
2.829 (1.603–4.991)
|
<0.001
|
0.815 (0.107–6.219)
|
0.840
|
3.050 (1.625–5.727)
|
0.001
|
|
Laterality (bilateral vs. unilateral)
|
1.475 (1.031–2.107)
|
0.032
|
0.398 (0.672–6.513)
|
0.423
|
1.625 (1.078–2.453)
|
0.019
|
|
Ho’s location (Ho’s vs. above Ho’s)
|
2.396 (1.435–3.996)
|
0.001
|
0.567 (0.073–4.272)
|
0.583
|
2.859 (1.617–5.061)
|
<0.001
|
