[1] Sungkyunkwan Univ, Sch Med, Samsung Med Ctr, Dept Phys & Rehabil Med, Seoul, South Korea
[2] Yonsei Univ, Coll Med, Dept & Rsch Inst Rehabil Med, Seoul, South Korea
[3] Chungnam Natl Univ, Sch Med, Dept Rehabil Med, Chungnam, South Korea
[4] Konkuk Univ, Sch Med, Dept Rehabil Med, Seoul, South Korea
[5] Chonnam Natl Univ, Med Sch, Dept Phys & Rehabil Med, Chungnam, South Korea
[6] Pusan Natl Univ, Sch Med, Dept Rehabil Med, Pusan, South Korea
[7] Wonkwang Univ, Sch Med, Dept Prevent Med, Chunbuk, South Korea
[8] Kyungpook Natl Univ Hosp, Dept Rehabil Med, Kyungpook, South Korea
[9] Wonkwang Univ, Sch Med, Dept Rehabil Med, Chunbuk, South Korea
[10] Jeju Natl Univ Hosp, Dept Rehabil Med, Jeju, South Korea
[11] Hanllym Univ, Dept Stat, Chunchon, Gangwon Do Prov, South Korea
[12] Ewha Womans Univ, Dept Hlth Convergence, Seoul, South Korea
[13] Korea Ctr Dis Control & Prevent, Div Chron Dis Prevent, Ctr Dis, Chungbuk, South Korea
[14] Korea Ctr Dis Control & Prevent, Div Chron Dis Control, Ctr Dis, Chungbuk, South Korea