In response: Letter to the editor in response to the article: "Predictors of difficult intubation when using a videolaryngoscope with an intermediate-angled blade during the first attempt: a prospective observational study"
1 Department of Anesthesiology and Pain Medicine, Yonsei University College of Medicine, Anesthesia and Pain Research Institute, 50‑1, Yonsei‑ro, Seodaemun‑gu, Seoul, 03722, Republic of Korea.
2 Biostatistics Collaboration Unit, Department of Biomedical Systems Informatics, Yonsei University College of Medicine, Seoul, Republic of Korea.
3 Department of Anesthesiology and Pain Medicine, Yonsei University College of Medicine, Anesthesia and Pain Research Institute, 50‑1, Yonsei‑ro, Seodaemun‑gu, Seoul, 03722, Republic of Korea. jjollong@gmail.com.