ERFs of vitamins: Difference between revisions
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<t2b index="Exposure agent,Response,Exposure,Exposure unit,ER function,Scaling,Observation" locations="Threshold,ERF" desc="Description" unit="-"> | <t2b index="Exposure agent,Response,Exposure,Exposure unit,ER function,Scaling,Observation" locations="Threshold,ERF" desc="Description" unit="-"> | ||
Vitamin D|Vitamin D recommendation|Daily intake|ug /d|Step|None| | Vitamin D|Vitamin D recommendation|Daily intake|ug /d|Step|None|10|100|Finnish nutrition recommendations 2014 | ||
</t2b> | </t2b> | ||
Finnish nutrition recommendations 2014<ref>Valtion ravitsemusneuvottelukunta. Suomalaiset ravitsemussuositukset 2014. [Finnish nutrition recommendations 2014] [https://www.evira.fi/globalassets/vrn/pdf/ravitsemussuositukset_2014_fi_web.3_es-1.pdf]</ref> | |||
=== Calculations === | === Calculations === | ||
<rcode name="ERF_vit2" label="Initiate ERF_vit" embed=1> | |||
# This is code Op_en6866/ERF_vit2 on page [[ERF of vitamins]] | |||
# Note! This version has ERF and threshold in the same ovariable. | |||
library(OpasnetUtils) | |||
ERF_vit <- Ovariable("ERF_vit", ddata = "Op_en6866") | |||
colnames(ERF_vit@data) <- gsub(" ", "_", colnames(ERF_vit@data)) | |||
objects.store(ERF_vit) | |||
cat("Ovariable ERF_vit stored.\n") | |||
</rcode> | |||
<rcode embed=1 label="Initiate ovariables (for developers only)" name="initiate"> | <rcode embed=1 label="Initiate ovariables (for developers only)" name="initiate"> | ||
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d <- opbase.data("Op_en6866")[-1] #Remove Obs | d <- opbase.data("Op_en6866")[-1] #Remove Obs | ||
colnames(d) <- gsub(" ", "_", colnames(d)) | colnames(d) <- gsub(" ", "_", colnames(d)) | ||
d$Result <- ifelse(d$Result == "", "0", as.character(d$Result)) | d$Result <- ifelse(d$Result == "", "0", as.character(d$Result)) | ||
Latest revision as of 06:59, 16 July 2019
Moderator:Jouni (see all) |
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Question
What are exposure-response functions to vitamins?
Answer
Rationale
Data
- Response metric: 1 if the recommendation is not met, 0 if it is met.
Obs | Exposure agent | Response | Exposure | Exposure unit | ER function | Scaling | Threshold | ERF | Description |
---|---|---|---|---|---|---|---|---|---|
1 | Vitamin D | Vitamin D recommendation | Daily intake | ug /d | Step | None | 10 | 100 | Finnish nutrition recommendations 2014 |
Finnish nutrition recommendations 2014[1]
Calculations
See also
References
- Serum 25-hydroxyvitamin D levels and survival in colorectal and breast cancer patients: Systematic review and meta-analysis of prospective cohort studies
- New insights into the role of vitamin D and calcium in osteoporosis management: an expert roundtable discussion.
- Vitamin D Therapy
- Vitamin D insufficiency and chronic diseases: hype and reality.
- Osteoporosis - a review
- Vitamin D supplementation, 25-hydroxyvitamin D concentrations, and safety.
- Low vitamin D status: definition, prevalence, consequences, and correction.