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Study note

The Relationship Between Acute: Chronic Workload Ratios and Injury Risk in Sports: A Systematic Review.

PMID 32158285 (2020): injury, load — Injury risk (study note for endurance athletes).

Updated Jul 22, 2026

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Study note • PMID 32158285

The Relationship Between Acute: Chronic Workload Ratios and Injury Risk in Sports: A Systematic Review.

Open access journal of sports medicine2020 • DOI 10.2147/OAJSM.S231405

How to use this page

This note summarizes one study record. Check the participants, methods, results, and limitations before applying it to training.

  • Design signal: systematic review / meta-analysis.
  • Population relevance: mixed/unclear athlete specificity.
  • Consistency: synthesis evidence present.
  • Practical recommendation depends on tolerance, context, and whether it protects training consistency.

ELI5

In plain language

Low injury rates have previously been correlated with sporting team success, highlighting the importance of injury prevention programs. (systematic review / meta-analysis; participants).

In this systematic review / meta-analysis, the abstract reports associations involving Injury risk (not necessarily causation). Treat this as a signal, not a guarantee; confirm methods and context in the full paper.

Takeaways

What the abstract suggests

  • Study question: Low injury rates have previously been correlated with sporting team success, highlighting the importance of injury prevention programs.
  • In this systematic review / meta-analysis, the abstract reports associations involving Injury risk (not necessarily causation).
  • Population: participants.
  • Protocol cues: abstract may omit dose/timing; use the full paper to replicate accurately.

Protocol

Protocol (as reported)

  • Intervention/exposure: injury, load.
  • Dose/time/duration: abstract doesn’t include enough detail; use the full paper’s methods section.
  • Outcomes: Injury risk.
  • Replication note: abstracts often omit adherence and timing; confirm details before changing training or supplementation.

Fit

Who it may help, and who should be cautious

Who it helps

  • Athletes similar to the study population (participants) working on injury risk.
  • Athletes who can measure Injury risk with a repeatable workout or time-trial effort.

Who should be cautious

  • If you have symptoms or conditions that make the intervention risky, get professional guidance.
  • If you’re near race day and can’t safely test, defer the experiment.

Methods

What the study actually did

  • Design: systematic review / meta-analysis.
  • Population: participants.
  • Outcomes measured: Injury risk.
  • Source: PubMed PMID 32158285 (2020) — Open access journal of sports medicine.

Results excerpt

What the abstract reports

Almost perfect interrater agreement (kappa = 0.885) existed between raters.

Note: excerpts are short; for full context, read the paper.

Limits

Limitations and bias

  • Abstract-only summaries can miss critical details (population, protocol, adherence, and context).
  • Reviews and consensus statements mix protocols and populations; recommendations may not match your exact constraints.
  • If your context differs (elite vs recreational; cycling vs running), adjust expectations and be conservative.
  • This is performance information, not medical advice.

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Sources