text: Long COVID rheumatologic musculoskeletal symptoms in hospitalized COVID 19 survivors at 3 and 6 months To document the detailed characteristics including severity type and locations of rheumatic and musculoskeletal symptoms along with other COVID 19 persistent symptoms in hospitalized COVID 19 survivors at 3 and 6 months In this extension cohort study two telephone surveys at 3 and 6 months following the hospitalization were carried out In these telephone surveys participants were asked regarding their symptoms through a previously designed standard questionnaire At 3 months 89 0 of survivors had at least one symptom 74 6 had at least one rheumatic and musculoskeletal symptom and 82 1 had at least one other COVID 19 symptom At 6 months 59 6 of survivors had at least one symptom 43 2 had at least one rheumatic and musculoskeletal symptom and 51 2 had at least one other COVID 19 symptom Regarding the rheumatic and musculoskeletal symptoms 31 6 had fatigue 18 6 had joint pain and 15 1 had myalgia and regarding the other COVID 19 symptoms 25 3 had dyspnea 20 0 had hair loss and 17 2 sweat at 6 months In an adjusted model female patients were more likely to have fatigue OR 1 99 95 CI 1 18 3 34 myalgia 3 00 1 51 5 98 and joint pain 3 39 1 78 6 50 at 6 months Approximately 3 in 5 patients had at least one symptom with 2 in 5 patients had at least one rheumatic and musculoskeletal symptom Fatigue joint pain and myalgia were the most frequent rheumatic and musculoskeletal symptoms Joint pain and myalgia were mostly widespread This information guide rheumatologists to understand the nature and features of persistent rheumatic and musculoskeletal symptoms in hospitalized COVID 19 survivors and may contribute to better management of these individuals Key Points Approximately 3 in 5 patients had at least one symptom with 2 in 5 patients had at least one rheumatic and musculoskeletal symptom at 6 months Fatigue joint pain and myalgia were the most frequent rheumatic and musculoskeletal symptoms followed by back pain low back pain and neck pain Dyspnea hair loss and sweat were the most frequent other COVID 19 symptoms 