Micronucleus Frequency (MN‰) | Chapada dos Guimarães (CH) | Tangará da Serra (TS) | Porto Velho (PV) | ||||||
---|---|---|---|---|---|---|---|---|---|
 | N | Mean | SD | N | Mean | SD | N | Mean | SD |
By site | 128 | 0.29 | ± 0.41 | 245 | 1.43 ** | ± 0.84 | 201 | 1.13 ** | ± 0.63 |
Others | Â | Â | Â | Â | Â | Â | Â | Â | Â |
parameters: | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Type of school | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Private school | 57 | 0.27 | ± 0.36 | 42 | 1.30 ** | ± 0.40 | - | - | - |
Public school | 71 | 0.30 | ± 0.44 | 203 | 1.46 ** | ± 0.90 | 201 | 1.13 ** | ± 0.63 |
Gender | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Male | 54 | 0.27 | ± 0.36 | 110 | 1.50 ** | ± 0.82 | 108 | 1.08 ** | ± 0.61 |
Female | 74 | 0.30 | ± 0.44 | 135 | 1.39 ** | ± 0.85 | 93 | 1.18 ** | ± 0.65 |
Age (years) | Â | Â | Â | Â | Â | Â | Â | Â | Â |
≤ 7 | 18 | 0.19 | ± 0.31 | 46 | 1.20 ** | ± 0.83 | 14 | 0.89 | ± 0.56 |
8-9 | 28 | 0.29 | ± 0.46 | 55 | 1.33 ** | ± 0.87 | 27 | 1.06 * | ± 0.54 |
10-11 | 28 | 0.27 | ± 0.40 | 59 | 1.57 ** | ± 0.83 | 32 | 1.11 ** | ± 0.74 |
12-13 | 27 | 0.31 | ± 0.40 | 57 | 1.54 ** | ± 0.92 | 49 | 1.10 ** | ± 0.69 |
≥ 14 | 27 | 0.35 | ± 0.43 | 28 | 1.54 ** | ± 0.51 | 79 | 1.22 ** | ± 0.58 |