Impact of COVID-19 pandemic on breast and cervical cancer screening in Denmark: A register-based study
Figures

Weekly number of mammography screens, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Decomposition of time series in number of mammography screens into seasonal, trend, and irregular component, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Seasonal-adjusted time series and fitted model of the number of mammography screens, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Seasonal-adjusted time series and fitted model of the number of mammography screens, by region 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Time series of the weekly number of cervical, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Decomposition of time series in number of cervical cancer screens into seasonal, trend, and irregular component, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.

Seasonal-adjusted monthly time series and fitted model of the number of cervical cancer screens, Denmark 2017–2021.
Source: Own calculations based on numbers provided by The Danish Health Data Authority.
Tables
Number of mammography and cervical screens by year and region, Denmark 2017–2021.
Region | Mammography screening | Cervical screening | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Year 2017 | Year 2018 | Year 2019 | Year 2020 | Year 2021 | Year 2017 | Year 2018 | Year 2019 | Year 2020 | Year 2021 | |
Denmark | 289,150 | 290,275 | 282,426 | 260,508 | 270,303 | 443.126 | 348,950 | 344,045 | 306,472 | 323,598 |
Capital | 78,323 | 75,415 | 75,964 | 65,012 | 51,457 | 155,022 | 124,149 | 120,329 | 110,655 | 116,145 |
Central | 67,282 | 68,117 | 66,895 | 63,043 | 69,719 | 97,775 | 77,200 | 84,099 | 72,006 | 75,967 |
North | 30,835 | 31,033 | 30,415 | 31,978 | 26,532 | 43,818 | 34,435 | 33,719 | 29,293 | 32,288 |
South | 70,396 | 69,468 | 68,271 | 64,108 | 72,876 | 88,540 | 67,896 | 64,972 | 57,108 | 59,738 |
Zealand | 42,314 | 46,242 | 40,881 | 36,367 | 49,719 | 57,971 | 45,270 | 40,926 | 37,410 | 39,460 |
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Source: Own calculations based on numbers provided by the Danish Health Data Authority.
Estimated changes in number of seasonally adjusted mammography screens.
Denmark and regions, 2017–2021. Reductions and increases are with respect to the average base line.
Time period | Estimated change in percent | |
---|---|---|
Denmark | 24 February 2020 – 22 March 2020 23 March – 19 April 2020 16 August 2021 – 02 January 2022 | –22.6% [CI –30.1 to –14.4] –43.3% [CI –49.0 to –36.9] –17.0% [CI –21.2 to –12.6] |
Capital | 30 December 2019 – 18 July 2021 23 March 2020 – 19 April 2020 19 July 2021 – 15 August 2021 16 August 2021 – 12 September 2021 13 September 2021 – 10 October 2021 11 November 2021 – 02 January 2022 | –11.8% [CI –15.7 to –7.7] – (level shift) –43.5% [CI –51.6 to –34.1] –34.0% [CI –43.4 to –23.1] –67.2 [CI –72.1 to –61.3] –85.3 [CI –88.1 to –81.9] –41.3 [CI –49.5 to –31.8] |
Central | 24 February 2020 – 22 March 2020 23 March 2020 – 19 April 2020 | –15.7% [CI –24.4 to –6.1] –38.2% [CI –44.7 to –30.9] |
North | 24 May 2021 – 02 January 2022 | 7.5% [CI 5.1–9.9] |
South | 23 March 2020 – 19 April 2020 | –43.5% [CI –53.5 to –31.4] |
Zealand | 24 February 2020 – 19 April 2020 02 November 2020 – 02 January 2022 | –51.5% [CI –58.5 to –43.3] 1.6% [CI 0.7–2.5] |
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Source: Own calculations based on numbers provided by The Danish Health Data Authority.
Estimated changes in number of seasonally adjusted cervical cell samples.
Denmark and regions, 2018–2020. Reductions and increases are with respect to the average base line.
Time period | Estimated change in percent | |
---|---|---|
Denmark | 6 November 2017 – 02 January 2022 24 February 2020 – 22 March 2020 23 March – 19 April 2020 21 June 2021 – 18 July 2021 | –1.9% [CI –2.9 to –0.8] annual reduction –30.7% [CI –36.5 to –24.3] –61.9% [CI –65.2 to –58.2] –20.3% [CI –27.1 to –12.9] |
Capital | 24 February 2020 – 22 March 2020 23 March 2020 – 19 April 2020 21 June 2021 – 18 July 2021 | –32.4% [CI –38.1 to –26.1] –57.9% [CI –61.7 to –53.7] –23.8% [CI –30.3 to –16.8] |
Central | 24 February 2020 – 22 March 2020 23 March 2020 – 19 April 2020 21 June 2021 – 18 July 2021 | –31.0% [CI –37.6 to –23.8] –62.8% [CI –66.6 to –58.5] –24.0 [CI –31.2 to –16.0] |
North | 09 September 2019 – 02 January 2022 24 February 2020 – 22 March 2020 23 March 2020 – 19 April 2020 29 March 2021 –25 April 2021 | –6.9% [CI –8.9 to –4.8] annual reduction –33.9% [CI –41.5 to –25.3] –61.1% [CI –65.9 to –55.5] 94.5% [CI 72.9–118.8] |
South | 01 January 2018 – 02 January 2022 23 March 2020 – 19 April 2020 21 June 2021 – 18 July 2021 | –5.0% [CI –6.4 to –3.6] annual reduction –60.4% [CI –64.4 to –55.9] –19.6 [CI –27.6 to –10.8] |
Zealand | 23 March 2020 – 19 April 2020 01 March 2021 – 28 March 2021 21 June 2021 – 18 July 2021 | –67.6% [CI –71.8 to –62.7] 31.9% [CI 16.0–50.0] –12.7% [CI –23.4 to –0.6] |
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Source: Own calculations based on numbers provided by The Danish Health Data Authority.
Additional files
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MDAR checklist
- https://cdn.elifesciences.org/articles/81605/elife-81605-mdarchecklist1-v1.docx
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Supplementary file 1
Overview of dates within “Months”.
- https://cdn.elifesciences.org/articles/81605/elife-81605-supp1-v1.docx
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Supplementary file 2
Comparison of study data with DKMS and DKLS Reports 2021.
- https://cdn.elifesciences.org/articles/81605/elife-81605-supp2-v1.docx