CSEMP assessment of 1-hydroxy pyrene equivalent in biota at South Eddystone
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 167.15 | 170.15 | -80.57 | 161.15 | | | |
| linear | 2 | 165.50 | 171.90 | -78.75 | 157.50 | 3.650 | 1 | 0.0561 |
| smooth (df = 2) | 3 | 167.47 | 179.97 | -78.74 | 157.47 | 0.025 | 1 | 0.8743 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | -2.0195 | -1.2841 | 0.7354 | 0.3485 | 2.110 | 0.0728 |
| last 20 years | 2005 | 2018 | -2.0195 | -1.2841 | 0.7354 | 0.3485 | 2.110 | 0.0728 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.277 | 0.150 | -0.613 | 0.202 | -3.042 | 0.9906 |
| EAC | 0.277 | 22.000 | 4.375 | 0.202 | 21.711 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Biological effects data
Biological effects assessment
Related pages
