Volume 21, Number 11—November 2015
Research
Coccidioidomycosis among Workers Constructing Solar Power Farms, California, USA, 2011–2014
Table 2
Clinical characteristics of 44 coccidioidomycosis patients who worked at 2 solar power–generating facilities, San Luis Obispo County, California, USA, with symptom onset October 2011–April 2014*
Characteristic | Value |
---|---|
Visited emergency department, no. (%) | 17 (39) |
Hospitalized, no. (%) | 9 (20) |
Length of hospitalization, median no. days (range) |
3 (2–17) |
Disseminated disease, no. (%) |
2 (5) |
No. days to symptoms from first day at worksite, median (range), n = 43 |
105 (10–638) |
Symptoms, no. (%), n = 41 | |
Fatigue | 41(100) |
Night sweats | 39 (95) |
Weakness | 38 (93) |
Difficulty breathing | 37 (90) |
Fever | 35 (85) |
Cough | 33 (80) |
Joint or muscle pain | 33 (80) |
Weight loss | 33 (80) |
Chest pain | 29 (71) |
Headache | 29 (71) |
Rash or other skin lesions |
24 (59) |
Missed work, no. (%), n = 41 | 34 (83) |
Days missed work, median no. (range), n = 34 |
22 (1–547) |
Diagnosed following first visit to provider, no. (%), n = 41 |
9 (22) |
No. days to laboratory diagnosis from symptom onset, median (range), n = 43 |
23 (5–267) |
Frequency of positive laboratory result by diagnostic method, no. (%) | |
Complement fixation, immunodiffusion, or tube precipitin | 37 (84) |
Complement fixation only | 10 (23) |
Immunodiffusion only | 10 (23) |
Tube precipitin only | 2 (5) |
Immunohistochemistry or culture only |
3 (7) |
IgG/IgM enzyme immunoassay only | 4 (9) |
*Of the 44 patients, 43 were interviewed and 41 completed the interview.
1Current affiliation: California Department of Public Health, Richmond, California, USA.