Health risk estimates for iMetHb: Difference between revisions

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(New page: {{variable}} == Scope<br> == This includes a verbal definition of the spatial, temporal, and other limits (system boundaries) of the variable. The scope is defined according to the use p...)
 
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== Scope<br> ==
== Scope<br> ==


This includes a verbal definition of the spatial, temporal, and other limits (system boundaries) of the variable. The scope is defined according to the use purpose of the assessment(s) that the variable belongs to.<br>
To calculate health risk estimates for infant MetHb attributable to nitrate in drinking water.


<br>
<br>
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== Definition<br> ==
== Definition<br> ==


The definition uses algebra or other explicit methods if possible.<br>


=== Causality<br> ===
=== Causality<br> ===
 
*Acceptable daily intake for NO3
 
*Environmental risk level for NO3
*LOAEL for NO3
*NOAEL for NO3
*Reference oral dose for NO3
*Total daily ingestion of nitrates in drinking water by infants < 6 months


=== Data<br> ===
=== Data<br> ===
 
NA
 


=== Formula<br> ===
=== Formula<br> ===
 
{| {{prettytable}}
| HQ calculation: TCA/RfD
| Total_daily_ingestio/Reference_oral_dose
|----
| HQ calculation: TCA/ADI
| Total_daily_ingestio/Acceptable_daily_int
|----
| MOS calculation: NOAEL/Daily NO3 intake
| Noael/Total_daily_ingestio
|----
| MOS calculation: LOAEL/Daily NO3 intake
| Loael/Total_daily_ingestio
|----
| EQC
| No3_drinking_water/Environmental_risk
|----
|}




=== Unit<br> ===
=== Unit<br> ===
 
NA
 


== Result<br> ==
== Result<br> ==
If possible, a numerical expression or distribution.<br>

Revision as of 15:21, 27 August 2008


Scope

To calculate health risk estimates for infant MetHb attributable to nitrate in drinking water.


Definition

Causality

  • Acceptable daily intake for NO3
  • Environmental risk level for NO3
  • LOAEL for NO3
  • NOAEL for NO3
  • Reference oral dose for NO3
  • Total daily ingestion of nitrates in drinking water by infants < 6 months

Data

NA

Formula

HQ calculation: TCA/RfD Total_daily_ingestio/Reference_oral_dose
HQ calculation: TCA/ADI Total_daily_ingestio/Acceptable_daily_int
MOS calculation: NOAEL/Daily NO3 intake Noael/Total_daily_ingestio
MOS calculation: LOAEL/Daily NO3 intake Loael/Total_daily_ingestio
EQC No3_drinking_water/Environmental_risk


Unit

NA

Result