Table 3

Predictors of Chikungunya rheumatism issues in subjects ≥ 15 years (final model), TELECHIK study, La Réunion, 2007-2008

Outcomes (versus recovery as reference)

Relapsing rheumatic musculoskeletal pain

Lingering rheumatic musculoskeletal pain

Determinants

Adjusted OR

95% CI

P-value

Adjusted OR

95% CI

P-value

Gender

Male

1

1

Female

0.92

0.44, 1.92

0.831

1.03

0.45, 2.31

0.951

Age

15 to 29 yrs

1

1

30 to 44 yrs

2.08

0.81, 5.32

0.124

2.29

0.74, 6.99

0.146

45 to 59 yrs

2.93

1.00, 8.57

0.049

6.35

1.82, 22.10

0.004

≥ 60 yrs

10.44

3.50, 31.10

< 0.001

22.30

6.36, 78.06

< 0.001

Initial rheumatic involvement

Low to moderate^†

1

1

Severe^‡

3.60

1.58, 8.21

0.002

5.52

2.20, 13.81

< 0.001

CHIKV-specific IgG titre (per one unit increase)

3.16

1.82, 5.48

< 0.001

6.16

2.88, 13.20

< 0.001

OR, odds ratio; CHIKV, Chikungunya virus. All estimations and P-values are weighted by the sampling scheme. All subjects had joint or muscle pain at disease onset. ^†Joint or muscle pain with at most two of the three following conditions: fever, six or more localisations of arthralgias, or at least four other symptoms; ^‡fever and six or more localizations of arthralgias and at least four other symptoms.

Gérardin et al. Arthritis Research & Therapy 2013 15:R9   doi:10.1186/ar4137