Table 1. Themes identified from data analysis.
REFERENCES
1. Reilly BK, Holliday MA, Rock AN, Kang X, Shekhar R, Preciado DA. Three-dimensional direct laryngoscopy and bronchoscopy: Enhanced visualization of the airway. JAMA Otolaryngol - Head Neck Surg . 2013;139(4):367-370. doi:10.1001/jamaoto.2013.156
2. Molinari G, Ragonesi T, Hool SL, et al. Surgical implications of 3D vs 2D endoscopic ear surgery: a case–control study. Eur Arch Oto-Rhino-Laryngology . 2020;277(12):3323-3330. doi:10.1007/s00405-020-06040-5
3. Chen CK, Hsieh LC, Hsu TH. Novel three-dimensional image system for endoscopic ear surgery. Eur Arch Oto-Rhino-Laryngology . 2018;275(12):2933-2939. doi:10.1007/s00405-018-5153-7
4. Baker SE, Edwards R. How many qualitative interviews is enough ?Natl Cent Res Methods Rev Pap . 2012:1-42. doi:10.1177/1525822X05279903
5. Morse JM. Determining Sample Size. Qual Health Res . 2000;10(1):3-5. doi:10.1177/104973200129118183
6. Konstantina Vasileiou, Julie Barnett, Susan Thorpe, Terry Young. Characterising and justifying sample size sufficiency in interview-based studies: systematic analysis of qualitative health research over a 15-year period. BMC Med Res Methodol . 2018;18(1):1-18.
7. Chun Tie Y, Birks M, Francis K. Grounded theory research: A design framework for novice researchers. SAGE Open Med . 2019;7:205031211882292. doi:10.1177/2050312118822927
8. Gaudreau P, Taylor Fordham M, Dong T, et al. Visualization of the supraglottis in laryngomalacia with 3-dimensional pediatric endoscopy.JAMA Otolaryngol - Head Neck Surg . 2016;142(3):258-262. doi:10.1001/jamaoto.2015.3370
9. Bickerton R, Nassimizadeh AK, Ahmed S. Three-dimensional endoscopy: The future of nasoendoscopic training. Laryngoscope . 2019;129(6):1280-1285. doi:10.1002/lary.27812
10. Moore MJ, Bennett CL. The learning curve of laparoscopic cholecystectomy. The Southern Surgeons Club. Am J Surg . 1995;170:55-59. doi:10.1089/lap.2000.10.13
APPENDIX