Persistent arthralgia among Chikungunya patients and associated risk factors in Chennai, South India
Context: Chikungunya (CHIK) fever is viral disease characterized by joint pain for prolonged duration in various settings. However, there are no reports of long-term follow-up of the CHIK patients from India. Aims: We conducted a cohort study to describe the clinical manifestations, incidence of per...
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| Published in: | Journal of postgraduate medicine Vol. 60; no. 1; pp. 3 - 6 |
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| Main Authors: | , , , , |
| Format: | Journal Article |
| Language: | English |
| Published: |
India
Wolters Kluwer - Medknow
2014
Medknow Publications and Media Pvt. Ltd Medknow Publications & Media Pvt. Ltd |
| Edition: | 2 |
| Subjects: | |
| ISSN: | 0022-3859, 0972-2823, 0972-2823 |
| Online Access: | Get full text |
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| Summary: | Context:
Chikungunya (CHIK) fever is viral disease characterized by joint pain for prolonged duration in various settings. However, there are no reports of long-term follow-up of the CHIK patients from India.
Aims:
We conducted a cohort study to describe the clinical manifestations, incidence of persistent arthralgia, and the associated risk factors among patients with CHIK identified during an outbreak in a suburb of Chennai, India.
Materials and Methods:
We conducted a retrospective cum prospective cohort study in Gowripet, Avadi, Chennai. We included all adult CHIK case patients identified during the outbreak. We conducted a nested case-control study to identify the risk factors for persistent arthralgia defined as a CHIK case experiencing arthralgia for more than 15 days from the date of onset of illness. We included all 81 patients and 81 randomly selected controls.
Results:
All 403 case patients had joint pain. Approximately 40% suffered joint pain for up to 1 month and 7% had it beyond 1 year. The most commonly affected types of joints were knee (96%), wrist (80%), and ankle (77%) joints. Regarding the number of types of joints affected, 36% had six types of joints, 23% had five types of joints, and 14% had three types of joints affected. The overall incidence of persistent arthralgia was 80%. High-grade fever, involvement of four or more types of joints, and joint swelling were significantly associated with persistent arthralgia.
Conclusions:
High prevalence of persistent arthralgia indicates the need for appropriate treatment strategies to reduce the severity and duration of joint pain. |
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| Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 14 content type line 23 |
| ISSN: | 0022-3859 0972-2823 0972-2823 |
| DOI: | 10.4103/0022-3859.128795 |