UK, 1990 Philipp [86]
|
Cross-sectional
|
No statistically significant findings
|
246
| |
UK, 1990 Philipp & Bates [87]
|
Cross-sectional
|
No statistically significant findings
|
363
| |
UK, 1990 Philipp et al [88]
|
Cross-sectional
|
No statistically significant findings
|
246
| |
Australia, 1992 El Saadi et al [89]
|
Case-control
|
No statistically significant findings
|
Approx. 48 (subjects reporting recreational exposure)
| |
Australia, 1995 Pilotto et al [90]
|
Prospective cohort
|
Increased symptoms at 7 days following exposure to more than 5,000 cyanobacterial cells/mL for >1 hour vs non-bathers
|
852 (total)
338 (no prior exposure or symptoms)
|
1.3 (0.7–2.6)
3.4 (1.1–10.8)
|
Australia & USA, 1999–2002 Stewart et al [91]
|
Prospective cohort
|
Increased reporting of mild respiratory symptoms and any symptom at 3 days following exposure to cyanobacteria cell surface area >12 mm2/mL vs <2.4 mm2/mL
|
1,331 (total)
1,137 (no prior symptoms)
1,149 (no prior respiratory symptoms)
|
1.7 (1.0–2.9) (any symptom)
2.1 (1.1–4.0) (respiratory symptoms)
|