CSEMP assessment of 1-hydroxy pyrene equivalent in biota at Flamborough
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 204.44 | 206.44 | -99.22 | 198.44 | | | |
| linear | 2 | 206.21 | 210.21 | -99.11 | 198.21 | 0.225 | 1 | 0.6351 |
| smooth (df = 2) | 3 | 207.98 | 215.13 | -98.99 | 197.98 | 0.230 | 1 | 0.6314 |
| smooth (df = 3) | 4 | 208.14 | 220.14 | -98.07 | 196.14 | 1.846 | 1 | 0.1742 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2000 | 2017 | -2.0173 | -2.2071 | -0.1898 | 0.3977 | -0.477 | 0.6434 |
| last 20 years | 2000 | 2017 | -2.0173 | -2.2071 | -0.1898 | 0.3977 | -0.477 | 0.6434 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.11 | 0.15 | 0.310 | 0.260 | 1.194 | 0.1300 |
| EAC | 0.11 | 22.00 | 5.298 | 0.260 | 20.407 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Biological effects data
Biological effects assessment
Related pages
