Difference between revisions of "ERFs of vitamins"
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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)) | ||
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d$Result <- ifelse(d$Result == "", "0", as.character(d$Result)) | d$Result <- ifelse(d$Result == "", "0", as.character(d$Result)) | ||
Latest revision as of 12:30, 5 June 2017
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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 | 7.5 | 100 |
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.
