TABLE 1. Baseline characteristics of study sample in investigation of persistent arthralgia and related risks factors in laboratory-confirmed cases of Chikungunya virus infection, Mexico, 2015.
Characteristic |
n (%) |
|---|---|
Sex |
|
Female |
92 (67.7) |
Age (years)a |
42.4 ± 16.1 |
Age group (years) |
|
15 – 39 |
63 (46.3) |
40 – 64 |
58 (42.7) |
≥ 65 |
15 (11.0) |
Days elapsed from disease onset to seeking medical attentiona |
1.8 ± 1.1 |
Ambulatory medical management |
|
Yes |
136 (100.0) |
Sites of articular pain at acute disease |
|
Hands |
113 (83.1) |
Wrists |
118 (86.8) |
Elbows |
51 (37.5) |
Shoulders |
74 (54.4) |
Neck |
60 (44.1) |
Back, upper |
60 (44.1) |
Back, lower |
72 (52.9) |
Hips |
64 (47.1) |
Knees |
119 (87.5) |
Ankles |
115 (84.6) |
Feet |
110 (80.9) |
Sites of articular effusion at disease onset |
|
None |
28 (20.6) |
Hands |
72 (52.9) |
Wrists |
57 (41.9) |
Elbows |
15 (11.0) |
Shoulders |
10 (7.4) |
Knees |
57 (41.9) |
Ankles |
79 (58.1) |
Self-reported recovery from symptoms of Chikungunya infectionb |
|
No |
75 (55.1) |
Self-reported arthralgia during the past 8 days (any site)b, c |
|
Yes |
57 (76.0) |
Source: This table was prepared by the authors from the results of research.
The arithmetic mean ± standard deviation (SD) is presented.
At 6 months from acute Chikungunya infection.
Among participants who self-reported no recovery from symptoms of chikungunya infection.