# Calcium Fracture Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/calcium-fracture-meta-analysis-evidence-review
Category: evidence-review
Summary: Calcium Fracture Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systemat
Last reviewed: 2026-05-26
Reviewed by: Migaku Evidence Review
# Calcium Fracture Meta-analysis: What the Evidence Says

## Quick Answer

Calcium Fracture Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are systematic review, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 1 systematic review, 1 narrative review.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Critical appraisal of bone graft meta-analysis in tibial plateau fractures | systematic review | 1 | 2026-02-18 | 10.5312/wjo.v17.i2.114188 |
| Revisiting the Role of Vitamin D in Fracture Prevention in the Era of Mega-Trials | narrative review | 3 | 2026-04-01 | 10.3803/EnM.2026.2938 |

## What The Sources Report

- The authors systematically analyzed seven randomized controlled trials involving 424 patients and reported that bone substitutes provide similar structural outcomes to autologous grafts while offering significant procedural advantages, such as reduced blood loss and shorter operative times, particularly in Asian populations. [Selçuk Eşref (2026); evidence level 1]
- For example, injectable calcium phosphate cement composites with bioactive glass additives have shown substantially improved compressive strength compared with traditional cpcs, and newer bioactive glasses or sol-gel-derived materials often provide better control of porosity, different degrees of crystallinity, and faster or slower degradation depending on their formulation. [Selçuk Eşref (2026); evidence level 1]
- Supported by this biological plausibility and by observational studies demonstrating a robust inverse association between serum 25-hydroxyvitamin D (25(OH)D) levels and the risk of fractures and falls, the medical community has witnessed a global surge in vitamin D screening and empiric supplementation over the past two decades. [Kong Sung Hye (2026); evidence level 3]
- Furthermore, updated systematic reviews and meta-analyses published in 2025 have reinforced the conclusion that vitamin D supplementation does not reduce fall risk among community-dwelling older adults, with some analyses even suggesting potential harm at higher doses. [Kong Sung Hye (2026); evidence level 3]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

There is at least one systematic-review style source in the current set, so it deserves more weight than single-study evidence. For calcium fracture meta-analysis, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Selçuk Eşref (2026). Critical appraisal of bone graft meta-analysis in tibial plateau fractures. DOI: 10.5312/wjo.v17.i2.114188. PMCID: PMC12898154. PMID: 41695730. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12898154/
- Kong Sung Hye (2026). Revisiting the Role of Vitamin D in Fracture Prevention in the Era of Mega-Trials. DOI: 10.3803/EnM.2026.2938. PMCID: PMC13172633. PMID: 42114835. License: https://creativecommons.org/licenses/by-nc/4.0/ http://creativecommons.org/licenses/by-nc/4.0/ This is an Open Access.... https://pmc.ncbi.nlm.nih.gov/articles/PMC13172633/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.