Evidence map›Paper›PMID 41246866›Full record

SynthesisVeterinary medicine and science2025

Meta-Analysis of Genetic Parameters for Growth and Carcass Traits in Japanese Quail.

Maryam Sokhan, Sheida Varkoohi, Ali Hossein Piray

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Veterinary medicine and science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Maryam SokhanDepartment of Animal Science, College of Agriculture and Natural Resources, Razi University, Kermanshah, Iran.
Sheida VarkoohiDepartment of Animal Science, College of Agriculture and Natural Resources, Razi University, Kermanshah, Iran.ORCID https://orcid.org/0000-0002-7911-673X
Ali Hossein PirayDepartment of Animal Science, College of Agriculture and Natural Resources, Razi University, Kermanshah, Iran.

Funding

No funding was received for assist with the preparation of this work.
6 · The paper itself

Abstract

backgroundThe considerable variability observed in genetic parameters for growth and carcass traits in Japanese quails necessitates a meta-analysis for their accurate estimation. Such a precise estimation is crucial for the successful optimisation of breeding programs.

objectivesThis pioneering comprehensive systematic review and meta-analysis aimed to derive precise genetic parameters for growth and carcass traits in Japanese quail.

methodsFor this meta-analysis, data were systematically extracted from 50 eligible studies published between 1974-2024. Genetic parameters including, heritability, genetic and phenotypic correlations for body weight at different ages and carcass traits, were estimated using random-effects models within metafor package.

resultsMeta-analysis results showed that hatch weight had the highest heritability estimate (0.38 ± 0.003). Weekly body weights (W

conclusionsThe findings demonstrate that selecting for increased body weight can improve carcass yield without promoting excessive adiposity. This study provides reliable genetic parameters to develop quail breeding programs for enhanced productivity and meat quality.

Indexed as

CoturnixMeatAnimalsBody WeightPhenotypecarcass traitscorrelationgrowth traitsheritabilityJapanese Quailmeta‐analysis

Identifiers

PMID41246866
PMCPMC12620999

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.