scholarly journals A protocol for a meta-analysis of consumers’ and citizens willingness-to-pay for farm animal welfare and disease prevention

Author(s):  
Beth Clark ◽  
Gavin B Stewart ◽  
Luca A Panzone ◽  
Lynn J Frewer

This article outlines a protocol for a meta-analysis into willingness-to-pay (WTP) for farm animal welfare. The analysis seeks to establish the public's WTP for farm animal welfare and whether there is evidence to support niche markets for products produced to designated and usually higher welfare standards. A number of secondary objectives will also be explored in relation to the heterogeneity within the data relating to a number of variables known to vary within existing data including; animal species, welfare measures, socio-demographic and socio-economic characteristics. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis.

2014 ◽  
Author(s):  
Beth Clark ◽  
Gavin B Stewart ◽  
Luca A Panzone ◽  
Lynn J Frewer

This article outlines a protocol for a meta-analysis into willingness-to-pay (WTP) for farm animal welfare. The analysis seeks to establish the public's WTP for farm animal welfare and whether there is evidence to support niche markets for products produced to designated and usually higher welfare standards. A number of secondary objectives will also be explored in relation to the heterogeneity within the data relating to a number of variables known to vary within existing data including; animal species, welfare measures, socio-demographic and socio-economic characteristics. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis.


2014 ◽  
Author(s):  
Beth Clark ◽  
Gavin B Stewart ◽  
Luca A Panzone ◽  
Lynn J Frewer

This article outlines a protocol for a systematic review into consumer attitudes, beliefs and perceived ethical obligations towards farm animal welfare, utilizing both the Theory of Reasoned Action and the Theory of Planned Behavior. A number of secondary objectives will also be explored in relation to the heterogeneity within the data relating to a number of variables known to vary within existing data including; animal species, welfare measures, socio-demographic and socio-economic characteristics. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis.


2014 ◽  
Author(s):  
Beth Clark ◽  
Gavin B Stewart ◽  
Luca A Panzone ◽  
Lynn J Frewer

This article outlines a protocol for a systematic review into consumer attitudes, beliefs and perceived ethical obligations towards farm animal welfare, utilizing both the Theory of Reasoned Action and the Theory of Planned Behavior. A number of secondary objectives will also be explored in relation to the heterogeneity within the data relating to a number of variables known to vary within existing data including; animal species, welfare measures, socio-demographic and socio-economic characteristics. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis.


Food Policy ◽  
2017 ◽  
Vol 68 ◽  
pp. 112-127 ◽  
Author(s):  
Beth Clark ◽  
Gavin B. Stewart ◽  
Luca A. Panzone ◽  
Ilias Kyriazakis ◽  
Lynn J. Frewer

2018 ◽  
Author(s):  
Helen Kendall ◽  
Amy Taylor ◽  
Mark Reed ◽  
Gavin Stewart

This is a protocol for a rapid review of the effectiveness of soil loosening to ameliorate compaction caused by cattle treading from dairy production on UK dairy farms. The review will synthesise relevant literature that explores the impacts that can be derived from mechanical soil loosening for improved soil quality, productivity (i.e. yield) and the environment. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis approaches.


2021 ◽  
pp. tobaccocontrol-2021-056717
Author(s):  
Joseph G L Lee ◽  
Amanda Y Kong ◽  
Kerry B Sewell ◽  
Shelley D Golden ◽  
Todd B Combs ◽  
...  

ObjectiveWe sought to conduct a systematic review and meta-analysis of evidence to inform policies that reduce density and proximity of tobacco retailers.Data sourcesTen databases were searched on 16 October 2020: MEDLINE via PubMed, PsycINFO, Global Health, LILACS, Embase, ABI/Inform, CINAHL, Business Source Complete, Web of Science and Scopus, plus grey literature searches using Google and the RAND Publication Database.Study selectionIncluded studies used inferential statistics about adult participants to examine associations between tobacco retailer density/proximity and tobacco use behaviours and health outcomes. Of 7373 studies reviewed by independent coders, 37 (0.5%) met inclusion criteria.Data extractionEffect sizes were converted to a relative risk reduction (RRR) metric, indicating the presumed reduction in tobacco use outcomes based on reducing tobacco retailer density and decreasing proximity.Data synthesisWe conducted a random effects meta-analysis and examined heterogeneity across 27 studies through subgroup analyses and meta-regression. Tobacco retailer density (RRR=2.55, 95% CI 1.91 to 3.19, k=155) and proximity (RRR=2.38, 95% CI 1.39 to 3.37, k=100) were associated with tobacco use behaviours. Pooled results including both density and proximity found an estimated 2.48% reduction in risk of tobacco use from reductions in tobacco retailer density and proximity (RRR=2.48, 95% CI 1.95 to 3.02, k=255). Results for health outcomes came from just two studies and were not significant. Considerable heterogeneity existed.ConclusionsAcross studies, lower levels of tobacco retailer density and decreased proximity are associated with lower tobacco use. Reducing tobacco supply by limiting retailer density and proximity may lead to reductions in tobacco use. Policy evaluations are needed.


2018 ◽  
Author(s):  
Helen Kendall ◽  
Amy Taylor Kendall ◽  
Mark Reed ◽  
Gavin Stewart

This is a protocol for a rapid review of the effectiveness of soil loosening to ameliorate compaction caused by cattle treading from dairy production on UK dairy farms. The review will synthesise relevant literature that explores the impacts that can be derived from mechanical soil loosening for improved soil quality, productivity (i.e. yield) and the environment. The protocol outlines the rationale, objectives, inclusion criteria, search strategy and screening processes for the meta-analysis, and the plans for data extraction, risk of bias and data synthesis approaches.


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