Prognostic Implications of KTAS Levels 2 and 3 in Acute Ischemic Stroke: A Single-center Retrospective Study

Koo, Sujin; Lee, Seongeun; Park, Jae Young; Lee, JeongKyu; Kim, Keon Yeup; Oh, Hyunsun; Ahn, Jeonghoon; Kim, Bum Joon

doi:2026.44.1.27

J Korean Neurol Assoc > Volume 44(1); 2026 > Article

Neurology Policy Section

Journal of the Korean Neurological Association 2026;44(1): 27-36. doi: https://doi.org/10.17340/jkna.2025.0042

급성 허혈뇌졸중 환자에서 KTAS 2-3등급에 따른 예후 및 예후 결정 인자 분석: 단일 기관 후향 연구

구수진^1,2, 이성은³, 박재영³, 이정규³, 김건엽³, 오현선³, 안정훈², 김범준³

¹두원공과대학교 응급구조과
²이화여자대학교 융합보건학과
³서울아산병원 신경과

Prognostic Implications of KTAS Levels 2 and 3 in Acute Ischemic Stroke: A Single-center Retrospective Study

Sujin Koo MA^1,2, Seongeun Lee MD³, Jae Young Park MD³, JeongKyu Lee MD³, Keon Yeup Kim MD³, Hyunsun Oh MD, MS³, Jeonghoon Ahn PhD², Bum Joon Kim MD, PhD³

¹Department of Emergency Medical Technology, Doowon Technical University, Paju, Korea
²Department of Health Convergence, Ewha Womans University, Seoul, Korea
³Department of Neurology, Asan Medical Center, Seoul, Korea

Corresponding Author: Jeonghoon Ahn ,Tel: +82-2-3277-2813, Email: ahnjeonghoon@ewha.ac.krv
Bum Joon Kim ,Tel: +82-2-3010-3981, Email: medicj80@hanmail.net

*These authors contributed equally to this work

Received: September 5, 2025 Revised: November 27, 2025 Accepted: December 11, 2025 Published online: February 1, 2026