References
- Ministry of Social Affairs and Health. Laki terveydenhuollon valtakunnallisista henkilörekistereistä 1989. 2019 [cited 2019 Dec 19]. Available from: http://www.finlex.fi/fi/laki/alkup/1989/19890556
- Jensen OM, Parkin DM, Maclennan R, et al. Cancer registration: principles and methods. Lyon (France): International Agency for Research on Cancer; 1991.
- Teppo L, Pukkala E, Lehtonen M. Data quality and quality control of a population-based cancer registry. Experience in Finland. Acta Oncol. 1994;33:365–369.
- Leinonen MK, Miettinen J, Heikkinen S, et al. Quality measures of the population-based Finnish Cancer Registry indicate sound data quality for solid malignant tumours. Eur J Cancer. 2017;77:31–39.
- Bray F, Parkin DM. Evaluation of data quality in the cancer registry: principles and methods. Part I: comparability, validity and timeliness. Eur J Cancer. 2009;45:747–755.
- Malila N, Anttila A, Hakama M. Colorectal cancer screening in Finland: details of the national screening programme implemented in Autumn 2004. J Med Screen. 2005;12:28–32.
- Malila N, Palva T, Malminiemi O, et al. Coverage and performance of colorectal cancer screening with the faecal occult blood test in Finland. J Med Screen. 2011;18:18–23.
- Malila N, Oivanen T, Malminiemi O, et al. Test, episode, and programme sensitivities of screening for colorectal cancer as a public health policy in Finland: experimental design. BMJ. 2008;337:a2261.
- Pitkäniemi J, Seppä K, Hakama M, et al. Effectiveness of screening for colorectal cancer with a faecal occult-blood test, in Finland. BMJ Open Gastroenterol. 2015;2:e000034.
- Koskenvuo L, Malila N, Pitkäniemi J, et al. Sex differences in faecal occult blood test screening for colorectal cancer. Br J Surg. 2019;106:436–447.
- Pukkala E, Engholm G, Højsgaard Schmidt LK, et al. Nordic Cancer Registries – an overview of their procedures and data comparability. Acta Oncol. 2018;57:440–455.
- Amin MB, Edge S, Greene F, et al., editors. AJCC Cancer Staging Manual. 8th ed. New York (NY): Springer International Publishing; 2017.
- Fritz AG, editor. International classification of diseases for oncology: ICD-O. 3rd ed. Geneva (Switzerland): World Health Organization; 2000.
- Landis JR, Koch GG. The measurement of observer agreement for categorical data. Biometrics. 1977;33:159–174.
- Tyczynski JE, Démaret E, Parkin DM, et al., European Network of Cancer Registries, World Health Organization, European Commission. Standards and guidelines for cancer registration in Europe: the ENCR recommendations. Vol. I. Lyon (France): International Agency for Research on Cancer; 2003.
- Baran B, Mert Ozupek N, Yerli Tetik N, et al. Difference between left-sided and right-sided colorectal cancer: a focused review of literature. Gastroenterology Res. 2018;11:264–273.
- McHugh ML. Interrater reliability: the kappa statistic. Biochem Med (Zagreb). 2012;22:276–282.