Table 1.
Study Characteristics.
| Reference, year | Setting and database | Study design | Screening method | Pre-COVID-19 pandemic study interval (d) | COVID-19 pandemic study interval (d) |
|---|---|---|---|---|---|
| Breast cancer | |||||
| Mantellini et al,13 2020 | Italy, National Database (20/21 regions reporting) | Retrospective observational study | Mammography | 151 | 152 |
| Sutherland et al,14 2020 | New South Wales, Australia, multiple databases | Retrospective observational study | Mammography | 122 | 122 |
| Chou et al,15 2021 | Taiwan, public academic hospital electronic records | Retrospective observational study | Mammography | 154 | 154 |
| Tsai et al,16 2021 | Taiwan, Kaohsiung City Community Hospital | Retrospective observational study | Mammography | 59 | 60 |
| Song et al,17 2021 | Database from 34 US states from insurance claims data | Retrospective observational study | Mammography | 800 | 149 |
| Tsai et al,18 2020 | Taiwan National screening database | Retrospective observational study | Mammography | 119 | 120 |
| Colon cancer screening | |||||
| Challine et al,10 2021 | France, National database | Retrospective observational study | Colonoscopy | 75 | 58 |
| Gorin et al,11 2021 | University of Michigan, US, ambulatory medicine clinics | Retrospective observational study | Colonoscopy | 52 | 52 |
| Lantinga et al,12 2021 | Netherlands, multicenter database | Retrospective observational study | Colonoscopy | 62 | 62 |
| Mantellini et al,13 2020 | Italy, National database (20/21 regions reporting) | Retrospective observational study | Colonoscopy | 151 | 152 |
| Chiriac et al,19 2021 | Romania, St. Spiridon Emergency Hospital electronic records | Retrospective observational study | Colonoscopy | 199 | 199 |
| Cervical cancer | |||||
| Gorin et al,11 2021 | University of Michigan, US, ambulatory medicine clinic | Retrospective observational study | Cervical cytology (Papanicolaou testing) and HPV testing | 52 | 52 |
| Mantellini et al,13 2020 | Italy, 20/21 regions database | Retrospective observational study | Cervical cytology (Papanicolaou testing) | 151 | 152 |
| Miller et al,20 2021 | Southern California, integrated health care system | Retrospective observational study | Cervical cytology (Papanicolaou testing) and/or HPV testing | 78 | 85 |
COVID-19, coronavirus disease 2019; HPV, human papillomavirus; US, United States.