CSEMP assessment of benzo[g,h,i]perylene in sediment at Off Tyne
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | -4.37 | -0.77 | 5.19 | -10.37 | | | |
| linear | 2 | -3.70 | 4.30 | 5.85 | -11.70 | 1.322 | 1 | 0.2503 |
| smooth (df = 2) | 3 | -1.99 | 14.68 | 5.99 | -11.99 | 0.290 | 1 | 0.5903 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2017 | 5.384 | 5.727 | 0.3427 | 0.2885 | 1.188 | 0.2798 |
| last 20 years | 2005 | 2017 | 5.384 | 5.727 | 0.3427 | 0.2885 | 1.188 | 0.2798 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 307.09 | 80.00 | -1.3451 | 0.1951 | -6.893 | 0.9998 |
Raw data with supporting information
![Raw data with supporting information for assessment of benzo[g,h,i]perylene in sediment at Off Tyne](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_tynts_ttn_01_sdmn_bghip_au.jpg "Raw data with supporting information for assessment of benzo[g,h,i]perylene in sediment at Off Tyne")
Raw data with assessment
![Raw data with assessment of benzo[g,h,i]perylene in sediment at Off Tyne](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_tynts_ttn_01_sdmn_bghip_da.jpg "Raw data with assessment of benzo[g,h,i]perylene in sediment at Off Tyne")
Assessment plot
![Assessment plot for benzo[g,h,i]perylene in sediment at Off Tyne](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_tynts_ttn_01_sdmn_bghip_as.jpg "Assessment plot for benzo[g,h,i]perylene in sediment at Off Tyne")
PAH (parent) data
![PAH (parent) data for assessment of benzo[g,h,i]perylene in sediment at Off Tyne](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_tynts_ttn_01_sdmn_p(p)da.jpg "PAH (parent) data for assessment of benzo[g,h,i]perylene in sediment at Off Tyne")
PAH (parent) assessment
![PAH (parent) assessment of benzo[g,h,i]perylene in sediment at Off Tyne](/projects/data_management/uk/merman/assessments_and_data_access/csemp/assessments/images/sediment_tynts_ttn_01_sdmn_p(p)as.jpg "PAH (parent) assessment of benzo[g,h,i]perylene in sediment at Off Tyne")
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