CSEMP assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 37.44 | 43.44 | -15.72 | 31.44 | | | |
| linear | 2 | 37.58 | 53.58 | -14.79 | 29.58 | 1.856 | 1 | 0.1731 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2017 | 4.341 | 4.894 | 0.5529 | 0.3871 | 1.428 | 0.2264 |
| last 20 years | 2005 | 2017 | 4.341 | 4.894 | 0.5529 | 0.3871 | 1.428 | 0.2264 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 133.49 | 103.00 | -0.25930 | 0.30502 | -0.850 | 0.7784 |
Raw data with supporting information
![Raw data with supporting information for assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_angl_s_02_sdmn_icdp_au.jpg "Raw data with supporting information for assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)")
Raw data with assessment
![Raw data with assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_angl_s_02_sdmn_icdp_da.jpg "Raw data with assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)")
Assessment plot
![Assessment plot for indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_angl_s_02_sdmn_icdp_as.jpg "Assessment plot for indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)")
PAH (parent) data
![PAH (parent) data for assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_angl_s_02_sdmn_p(p)da.jpg "PAH (parent) data for assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)")
PAH (parent) assessment
![PAH (parent) assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_angl_s_02_sdmn_p(p)as.jpg "PAH (parent) assessment of indeno[123-cd]pyrene in sediment at Off Southend-on-sea (Thames)")
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