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Volume 23, Number 4—April 2017

Persistent Arthralgia Associated with Chikungunya Virus Outbreak, US Virgin Islands, December 2014–February 2016

Leora R. FeldsteinComments to Author , Ali Rowhani-Rahbar, J. Erin Staples, Marcia R. Weaver, M. Elizabeth Halloran, and Esther M. Ellis
Author affiliations: Fred Hutchinson Cancer Research Center, Seattle, Washington, USA (L.R. Feldstein, M.E. Halloran); University of Washington, Seattle (A. Rowhani-Rahbar, M.R. Weaver, M.E. Halloran); Centers for Disease Control and Prevention, Fort Collins, Colorado, USA (J.E. Staples); US Virgin Islands Department of Health, Saint Croix, US Virgin Islands (E.M. Ellis)

Main Article

Table 1

Prevalence and prevalence ratios of persistent arthralgia and impaired physical functionality among residents in a study of persistent arthralgia after a chikungunya virus outbreak, US Virgin Islands, December 2014–February 2016*

Variable Prevalence difference (95% CI) p value Prevalence ratio (95% CI) p value
Persistent arthralgia
6 month analysis* 0.32 (0.24–0.40) <0.001 2.90 (1.90–4.43) <0.001
12 month analysis*
0.19 (0.11–0.28)
2.51 (1.71–3.69)
Difficulty performing daily activities
Walking 0.11 (0.03–0.18) 0.007 1.77 (1.06–2.95) 0.028
Climbing stairs 0.12 (0.05–0.19) 0.001 1.81 (1.15–2.86) 0.011
Lifting heavy objects 0.04 (−0.02–0.11) 0.209 1.68 (0.96–2.97) 0.072
Getting in and out of cars 0.09 (0.03–0.14) 0.001 2.65 (1.32–5.32) 0.006
Opening jars 0.15 (0.07–0.23) <0.001 2.24 (1.28–3.91) 0.005

*Adjusted for age group, sex, and self-reported history of arthritis.

Main Article

Page created: March 16, 2017
Page updated: March 16, 2017
Page reviewed: March 16, 2017
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