CSEMP assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 53.27 | 54.66 | -23.64 | 47.27 | | | |
| linear | 2 | 48.31 | 50.97 | -20.15 | 40.31 | 6.966 | 1 | 0.0083 |
| smooth (df = 2) | 3 | 48.82 | 53.37 | -19.41 | 38.82 | 1.483 | 1 | 0.2233 |
| smooth (df = 3) | 4 | 49.89 | 57.09 | -18.94 | 37.89 | 0.934 | 1 | 0.3337 |
| smooth (df = 4) | 5 | 46.02 | 56.90 | -16.01 | 32.02 | 5.874 | 1 | 0.0154 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2000 | 2018 | 6.449 | 5.551 | -0.8973 | 0.3057 | -2.935 | 0.0109 |
| last 20 years | 2000 | 2018 | 6.449 | 5.551 | -0.8973 | 0.3057 | -2.935 | 0.0109 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 257.58 | 103.00 | -0.9166 | 0.2048 | -4.475 | 0.9997 |
Raw data with supporting information
![Raw data with supporting information for assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_clyd_frthcn_06_sdmn_icdp_au.jpg "Raw data with supporting information for assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)")
Raw data with assessment
![Raw data with assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_clyd_frthcn_06_sdmn_icdp_da.jpg "Raw data with assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)")
Assessment plot
![Assessment plot for indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_clyd_frthcn_06_sdmn_icdp_as.jpg "Assessment plot for indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)")
PAH (parent) data
![PAH (parent) data for assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_clyd_frthcn_06_sdmn_p(p)da.jpg "PAH (parent) data for assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)")
PAH (parent) assessment
![PAH (parent) assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_clyd_frthcn_06_sdmn_p(p)as.jpg "PAH (parent) assessment of indeno[123-cd]pyrene in sediment at Holy Loch (Clyde)")
Related pages
