Table 1. Search strategy for PubMed.
1 Sinusitis
2 Skull Base
3 Chronic Rhinosinusitis
4 Nasal Polyps
5 Nasal Surgical Procedures
6 Endoscopic Sinus Surgery
7 Nasal Surgery
8 OR/1-8
9 Image-Guided Surgery
10 Neuronavigation
11 Computer-Assisted Surgery
12 OR/ 9-12
13 Quality of Life
14 Life Quality
15 Health Related Quality of Life
16 Morbidity
17 Complication
18 Intraoperative Complication
19 Postoperative Complication
20 Patient-Reported Outcome Measures
21 Bleeding
22 Death
23 Cerebrospinal Fluid Leak
24 Operative Time
25 Length of Stay
26 Orbital Diseases
27 Brain Diseases
28 Revision Surgery
29 Recurrence
30 OR/13-29
31 8 AND 12 AND 30