Volume 17, Number 7—July 2011
Research
Epidemiology and Control of Legionellosis, Singapore
Meng Chon Lam
, Li Wei Ang, Ai Ling Tan, Lyn James, and Kee Tai Goh
, Li Wei Ang, Ai Ling Tan, Lyn James, and Kee Tai GohTable 3
Signs and symptoms among 271 case-patients with indigenous or imported legionellosis, Singapore, 2000–2009*
| Fever (with/without chills and rigors) |
197 (72.7) |
| Respiratory | |
| Cough (productive or nonproductive) | 211 (77.9) |
| Shortness of breath | 88 (32.5) |
| Chest pain and discomfort | 36 (13.3) |
| Runny nose | 4 (1.5) |
| Rhinorrhea | 1 (0.4) |
| Bronchitis | 2 (0.7) |
| Sore throat |
7 (2.6) |
| Gastrointestinal | |
| Nausea/vomiting | 32 (11.8) |
| Abdominal/epigastric pain | 13 (4.8) |
| Diarrhea |
8 (3.0) |
| Neurologic | |
| Drowiness/giddiness | 13 (4.8) |
| Headache |
9 (3.3) |
| Other signs or symptoms | |
| Chills | 31 (11.4) |
| Generalized weakness | 10 (3.7) |
| Myalgia | 5 (1.9) |
| Lethargy | 8 (3.0) |
| Loss of appetite | 15 (5.5) |
| Others | 22 (8.2) |
*Four tourists and 48 foreigners seeking medical treatment in Singapore were excluded.
†Case-patients may have >1 sign or symptom.
