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Table 1 Characteristics of studies included in review

From: Impacts of the 2008 Great Recession on dietary intake: a systematic review and meta-analysis

Author & Year

Location

N

Exposure

Study Design and data collection years

Outcome Category

Statistical Methods

Qualitya

Alves, 2019 [69]

Portugal

43,273

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2006, 2014

Food intake

Logistic regression with dummy time variables

Medium

Antelo, 2017 [68]

Spain

28,695

Unemployment rates

Serial Cross-sectional Study: 2006, 2013

Food intake

Propensity Score Matching, Gaussian kernel methods, difference-in-difference

High

Asgeirsdottir, 2014 [67]

Iceland

9807

Commencement of Great Recession

Cohort Study:

2007, 2009

Food intake

Fixed effects regression with dummy time variables

High

Asgeirsdottir, 2016 [66]

Iceland

3238

Commencement of Great Recession

Cohort Study:

2007, 2009, 2012

Food intake

Fixed effects regression with dummy time variables

High

Bartoll, 2015 [65]

Spain

47,156

Commencement of Great Recession

Serial Cross-sectional Study: 2001, 2003–2004, 2006–2007, 2011–2012

Food intake

Before-after model (linear probability regression model) with dummy time variables

High

Bonaccio, 2014 [64]

Italy

21,001

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2006, 2007–2010

Energy intake, dietary quality, food intake, macronutrients

Binomial (Poisson) regression with dummy time variables

High

Brinkman, 2010 [63]

Haiti, Nepal, Niger

5493

Changes in food prices

Serial Cross-sectional Study: 2006, 2007

Dietary quality

Ordinary Least Squares Regression with changes in food prices

Low

Colman, 2018 [61]

USA

7100

Unemployment

Cohort Study:

2008, 2010, 2012, 2014

Food intake

Fixed effects regression

High

Çırakli, 2019 [62]

Turkey

Not stated

Commencement of Great Recession

Serial Cross-sectional Study: 1994, 2001, 2008

Food intake

ARDL bounds testing and cointegration analysis

Low

Dave, 2012 [60]

USA

1,353,612

Unemployment rates

Serial Cross-sectional Study: 1990–2009

Dietary quality and food intake

Reduced form cross-equation estimates (fixed effects) of average effect of state unemployment

High

Di Pietro, 2018 [59]

Italy

189,631

Unemployment rates

Serial Cross-sectional Study: 2005–2012

Food intake

Reduced form demand function (linear probability models estimated with OLS)

High

Díaz-Méndez, 2019 [58]

Spain

50,485

Commencement of Great Recession

Serial Cross-sectional Study: 2005, 2011

Food intake

Logistic regression with dummy time variables

Medium

Duquenne, 2014 [57]

Greece

932

Change over time

Serial Cross-sectional Study: Years not stated

Food intake

Exploratory factor analysis and hierarchical cluster analysis

Medium

Filippidis, 2014 [55]

Greece

3503

Commencement of Great Recession

Serial Cross-sectional Study: 2006, 2008, 2011

Food intake

Binary logistic regression with time polynomials

Medium

Filippidis, 2017 [56]

Greece

5504

Commencement of Great Recession

Serial Cross-sectional Study: 2006, 2008, 2010, 2011, 2015

Food intake

Interrupted Time Series analysis

Medium

Florkowski, 2012 [54]

Poland

Not stated

Commencement of Great Recession

Serial Cross-sectional Study: 2004, 2005, 2006, 2007, 2008

Food intake and macronutrients

Households average yearly expenditure

Low

Foscolou, 2017 [53]

20 Mediterranean islands

2749

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2008, 2009–2015

Dietary quality

Independent samples t-test

Low

García-Mayor, 2020 [70]

Spain

72,574

Commencement of Great Recession

Serial Cross-sectional Study: 2006, 2012, 2017

Food intake

Multivariate logistic regression with dummy time variables

High

Griffith, 2016a [51]

UK

14,694

Commencement of Great Recession

Cohort Study

2005–2007, 2010–12

Energy intake, dietary quality, Food intake

Modelling price per calorie including time-varying factors

High

Griffith, 2016b [52]

UK

Not stated

Commencement of Great Recession

Serial Cross-sectional Study: 1980–2007, 2007–2013

Energy intake, dietary quality, Food intake

Backcasting including household characteristics and seasonal variation and price changes

Medium

Griffith, 2013 [50]

UK

15,850

Commencement of Great Recession

Cohort Study

2005–2007, 2008–2009, 2010–2012.

Energy intake, dietary quality, Food intake, macronutrients

Regression with dummy time variables

High

Hasan, 2019 [49]

Bangladesh

11,722

Commencement of Great Recession

Serial Cross-sectional Study: 2005, 2010

Energy intake, dietary quality, food intake

Difference-in-difference framework and Ordinary Least Squares models

High

Iannotti, 2011 [48]

Guatemala, Honduras, Nicaragua, Panama, Haiti, Ecuador, Peru

71,198

Actual vs. expected price changes

Serial Cross-sectional Study: 2006,2008

Energy intake

Quadratic Almost Ideal Demand System and Kernal Density Estimates

Low

Jofre-Bonet, 2016 [47]

UK

91,045

Unemployment rates, Great Recession commencement

Serial Cross-sectional Study: 2001–2013

Food intake

Non-linear estimation methods (Tobit and probit), reporting Average Marginal Effects

High

Kim, 2019 [46]

USA

1359

Neighbourhood indicators

Serial Cross-sectional Study: 2000–2013

Food intake

Bivariate analyses and logistic regression

High

Kotelnikova, 2017 [45]

Russia

17,645

Commencement of Great Recession

Cohort Study:

1995, 1998, 2009, 2014

Food intake

Median changes and percentage change

Medium

Kuhns, 2014 [44]

USA

100,000

Commencement of Great Recession

Cohort Study:

2004–2010

Dietary quality

Fixed effects regression

High

Marcotte-Chenard, 2019 [43]

USA

38,541

Commencement of Great Recession

Serial Cross-sectional Study: 1999–2006, 2007–2008.

Energy intake, macronutrients

Factorial ANOVAs comparing intervals

Medium

Martin-Prevel, 2012 [42]

Burkina Faso

6019

Commencement of Great Recession

Serial Cross-sectional Study: 2007, 2008

Food intake

General linear mixed model

High

Mattei, 2017 [41]

Italy

Not stated

Commencement of Great Recession

Serial Cross-sectional Study: 2000–2007, 2008–2015

Food intake

Linear regression with dummy time variables

Low

Mohseni-Cheraglou, 2016 [40]

Global (ecological)

Not stated

Currency devaluation or banking distress

Serial Cross-sectional, ecological: 1981–2007

Energy intake, macronutrients

Calculating changes in growth rates

Low

Ng, 2014 [39]

USA

81,509

Commencement of Great Recession

Serial Cross-sectional Study: 2003–2004, 2005–2006, 2007–2008, 2009–2010

Energy intake, food intake;

2-sample t tests

High

Norte, 2019 [38]

Spain

49,216

Commencement of Great Recession

Serial Cross-sectional Study: 2006–2007, 2011–2012

Dietary quality

Logistic regression with dummy time variables

Medium

Nour, 2019 [37]

Canada

281,421

Commencement of Great Recession

Serial Cross-sectional Study: 2007–2008, 2008–2009, 2009–2011, 2011–2013

Food intake

Logistic regression with dummy time variables

High

Rajmil, 2013 [36]

Spain

3982

Commencement of Great Recession

Serial Cross-sectional Study: 2006. 2010–2012

Food intake

Multiple linear regression with dummy time variables

High

Regidor, 2019 [35]

Spain

Not stated

GDP

Serial Cross-sectional Study: 2004–2007, 2008–2010, 2011–2013, 2014–2016

Food intake

Segmented linear regression models

Low

Shabnam, 2016 [34]

Pakistan

30,054

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2006, 2010–2011

Energy intake, Food intake, macronutrients

Quantile regression on demand equation with dummy time variables

High

Smed, 2017 [33]

Denmark

3440

Consumer Confidence Index

Serial Cross-sectional Study: 2008–2012

Energy intake, dietary quality, Food intake, macronutrients

Fixed methods econometric methods

High

Todd, 2014 [32]

USA

9839

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2006, 2007–2008, 2009–2010

Dietary quality, Food intake, macronutrients

Multivariate linear regression models with Ordinary Least Squares

Medium

Todd, 2017 [31]

USA

17,326

Commencement of Great Recession

Serial Cross-sectional Study: 2005–2006, 2007–2008, 2009–2010, 2013–2014

Dietary quality, Food intake, macronutrients

Multivariate linear regression models with Ordinary Least Squares

High

Yang, 2019 [30]

USA

Not stated

Commencement of Great Recession

Serial Cross-sectional Study: 1998–2016

Food intake

Bai and Perron test, Time-Varying AIDS and Iterated Seemingly Unrelated Regression

Medium

  1. aAssessed using the Newcastle Ottawa Scale