Table 1.
Characteristics of studies included in review
| 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 |
aAssessed using the Newcastle Ottawa Scale