From: Evaluation of the genotoxicity of PM2.5 collected by a high-volume air sampler with impactor
Tsukuba | Maebashi | Nagoya | Fukuoka | |||||
---|---|---|---|---|---|---|---|---|
number | parcentage(%) | number | parcentage(%) | number | parcentage(%) | number | parcentage(%) | |
Negative | 3 | (4.7) | 1 | (1.6) | 2 | (3.1) | 3 | (4.7) |
week positive | 13 | (20.3) | 18 | (28.1) | 13 | (20.3) | 11 | (17.2) |
Positive | 48 | (75.0) | 45 | (70.3) | 49 | (76.6) | 50 | (78.1) |
sum | 64 | (100.0) | 64 | (100.0) | 64 | (100.0) | 64 | (100.0) |