Table 1 General characteristics of the reviewed studies
Studies | Country | Study population | Sample size | Study duration | Study design | Comparison |
|---|---|---|---|---|---|---|
Ahmed et al. [30] | USA | College students | 1,989 | Fall semester 2019 to end of fall semester 2020 | Cross-sectional | The food security status before pandemic with the food security status after a pandemic |
Faridi & Furqan [32] | Indonesia | Households | 218 | May—June 2020 | Cross-sectional | Food insecurity levels before COVID-19 with during COVID-19 |
Gaitán-Rossi et al. [33] | Mexico | Households | 3,357 | April—June 2020 | Cross-sectional | National survey 2018 result with food insecurity result during COVID-19 |
Giacoman et al. [34] | Chile | Households | 70,677 pre COVID-19 & 4,425 during COVID-19 | 24 June—7 August 2020 | Cross-sectional | 2017/18 food insecurity level with food insecurity level during COVID-19 |
Hamadani et al. [35] | Bangladesh | Mothers | 3, 016 Children’s mother | 19 May—18 June 2020 | Interrupted time series | The status of food insecurity in a median of 1 and 2 years pre-COVID-19 with the status of food insecurity post-COVID-19 |
Kansiime et al. [16] | Kenya & Uganda | Individual respondents | 442 | 18–27 April 2020 | Cross-sectional | Food insecurity level before pandemic with during pandemic |
Kharroubi et al. [36] | Lebanon | Individual adults | 3, 000 | Retrospective data from 2015—2017 | Predictive model | Food insecurity estimates before COVID-19 with food insecurity estimates during COVID-19 |
Mialki et al. [31] | USA | College students | 3, 206 | April—May 2020 | Cross-sectional | Food security status before and after the onset of the COVID-19 pandemic |
Niles et al. [18] | USA | Adult individuals | 27,168 | March to May 2020 | Cross-sectional | Food insecurity before pandemic with during pandemic |
Pakravan-Charvadeh et al. [25] | Iran | Households | 299 | March to February 2020 | Cross-sectional | Dietary diversity and food security status of households before and after the emergence of COVID-19 |