About · Our team

Rickard is a biostatistician with ample experience working with real-world data. Throughout his career he has collaborated closely with clinical researchers and deeply values their insights — particularly in translating high-quality research into actionable improvements in healthcare.
He specialises in prediction and regression modelling and the handling of missing data, and enjoys teaching and communicating statistics. He joined Red Door Analytics in August 2025 and maintains an affiliation with Hannes Hagström's research group at the Department of Medicine Huddinge, Karolinska Institutet.
Publications
16 publications featuring Rickard
Peer-reviewed papers from our full list that Rickard has co-authored. Most recent first.
2026
- Determinants of oral functions and oral frailty in older community-dwelling individuals: a comprehensive analysis. The Journals of Gerontology: Series A 2026. View →
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@article{jia2026, author = {Jia, L. and Grigoriadis, A. and Suzuki, A. and Strandberg, R. and Skott, P. and Sandborgh Englund, G. and Trulsson, M. and Kumar, A.}, title = {{Determinants of oral functions and oral frailty in older community-dwelling individuals: a comprehensive analysis}}, journal = {The Journals of Gerontology: Series A}, year = {2026}, doi = {10.1093/gerona/glag021} }TY - JOUR AU - Jia, L. AU - Grigoriadis, A. AU - Suzuki, A. AU - Strandberg, R. AU - Skott, P. AU - Sandborgh Englund, G. AU - Trulsson, M. AU - Kumar, A. TI - Determinants of oral functions and oral frailty in older community-dwelling individuals: a comprehensive analysis JO - The Journals of Gerontology: Series A PY - 2026 DO - 10.1093/gerona/glag021 UR - https://doi.org/10.1093/gerona/glag021 ER -
- FIB-4-based Referral Pathways Have Suboptimal Accuracy to Identify Increased Liver Stiffness and Incident Advanced Liver Disease. Clinical Gastroenterology and Hepatology 2026;24(3):733-742. View →
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@article{vankleef2026, author = {van Kleef, L. A. and Strandberg, R. and Pustjens, J. and Hammar, N. and Janssen, H. L. A. and Hagström, H. and Brouwer, W. P.}, title = {{FIB-4-based Referral Pathways Have Suboptimal Accuracy to Identify Increased Liver Stiffness and Incident Advanced Liver Disease}}, journal = {Clinical Gastroenterology and Hepatology}, year = {2026}, volume = {24}, number = {3}, pages = {733--742}, doi = {10.1016/j.cgh.2025.06.036} }TY - JOUR AU - van Kleef, L. A. AU - Strandberg, R. AU - Pustjens, J. AU - Hammar, N. AU - Janssen, H. L. A. AU - Hagström, H. AU - Brouwer, W. P. TI - FIB-4-based Referral Pathways Have Suboptimal Accuracy to Identify Increased Liver Stiffness and Incident Advanced Liver Disease JO - Clinical Gastroenterology and Hepatology PY - 2026 VL - 24 IS - 3 SP - 733 EP - 742 DO - 10.1016/j.cgh.2025.06.036 UR - https://doi.org/10.1016/j.cgh.2025.06.036 ER -
2025
- Use of new CORE risk score to predict 10 year risk of liver cirrhosis in general population: population based cohort study. The British Medical Journal 2025;390:e083182. View →
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@article{strandberg2025, author = {Strandberg, R. and Åberg, F. and Asteljoki, J. V. and others}, title = {{Use of new CORE risk score to predict 10 year risk of liver cirrhosis in general population: population based cohort study}}, journal = {The British Medical Journal}, year = {2025}, volume = {390}, pages = {e083182}, doi = {10.1136/bmj-2024-083182} }TY - JOUR AU - Strandberg, R. AU - Åberg, F. AU - Asteljoki, J. V. TI - Use of new CORE risk score to predict 10 year risk of liver cirrhosis in general population: population based cohort study JO - The British Medical Journal PY - 2025 VL - 390 SP - e083182 DO - 10.1136/bmj-2024-083182 UR - https://doi.org/10.1136/bmj-2024-083182 ER -
- Screening for advanced liver fibrosis due to metabolic dysfunction-associated steatotic liver disease alongside retina scanning in people with type 2 diabetes: a cross-sectional study. The Lancet Gastroenterology & Hepatology 2025;10(2):125-137. View →
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@article{lindfors2025, author = {Lindfors, A. and Strandberg, R. and Hagström, H.}, title = {{Screening for advanced liver fibrosis due to metabolic dysfunction-associated steatotic liver disease alongside retina scanning in people with type 2 diabetes: a cross-sectional study}}, journal = {The Lancet Gastroenterology \& Hepatology}, year = {2025}, volume = {10}, number = {2}, pages = {125--137}, doi = {10.1016/s2468-1253(24)00313-3} }TY - JOUR AU - Lindfors, A. AU - Strandberg, R. AU - Hagström, H. TI - Screening for advanced liver fibrosis due to metabolic dysfunction-associated steatotic liver disease alongside retina scanning in people with type 2 diabetes: a cross-sectional study JO - The Lancet Gastroenterology & Hepatology PY - 2025 VL - 10 IS - 2 SP - 125 EP - 137 DO - 10.1016/s2468-1253(24)00313-3 UR - https://doi.org/10.1016/s2468-1253(24)00313-3 ER -
- Cause-specific mortality in 13,099 patients with metabolic dysfunction-associated steatotic liver disease in Sweden. Journal of Hepatology 2025;83(3):643-651. View →
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@article{issa2025, author = {Issa, G. and Shang, Y. and Strandberg, R. and Hagström, H. and Wester, A.}, title = {{Cause-specific mortality in 13,099 patients with metabolic dysfunction-associated steatotic liver disease in Sweden}}, journal = {Journal of Hepatology}, year = {2025}, volume = {83}, number = {3}, pages = {643--651}, doi = {10.1016/j.jhep.2025.03.001} }TY - JOUR AU - Issa, G. AU - Shang, Y. AU - Strandberg, R. AU - Hagström, H. AU - Wester, A. TI - Cause-specific mortality in 13,099 patients with metabolic dysfunction-associated steatotic liver disease in Sweden JO - Journal of Hepatology PY - 2025 VL - 83 IS - 3 SP - 643 EP - 651 DO - 10.1016/j.jhep.2025.03.001 UR - https://doi.org/10.1016/j.jhep.2025.03.001 ER -
- Phosphatidylethanol levels distinguish steatotic liver disease subgroups and are associated with risk of major liver outcomes. Journal of Hepatology 2025;83(5):1011-1022. View →
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@article{vaz2025, author = {Vaz, J. and Nasr, P. and Helander, A. and Shang, Y. and Wester, A. and Strandberg, R. and Grip, E. T. and Hagström, H.}, title = {{Phosphatidylethanol levels distinguish steatotic liver disease subgroups and are associated with risk of major liver outcomes}}, journal = {Journal of Hepatology}, year = {2025}, volume = {83}, number = {5}, pages = {1011--1022}, doi = {10.1016/j.jhep.2025.04.019} }TY - JOUR AU - Vaz, J. AU - Nasr, P. AU - Helander, A. AU - Shang, Y. AU - Wester, A. AU - Strandberg, R. AU - Grip, E. T. AU - Hagström, H. TI - Phosphatidylethanol levels distinguish steatotic liver disease subgroups and are associated with risk of major liver outcomes JO - Journal of Hepatology PY - 2025 VL - 83 IS - 5 SP - 1011 EP - 1022 DO - 10.1016/j.jhep.2025.04.019 UR - https://doi.org/10.1016/j.jhep.2025.04.019 ER -
- Risk of hepatic decompensation or HCC is similar in patients with ALD- and MASLD-cirrhosis: A population-based cohort study. European Journal of Internal Medicine 2025;134:104-113. View →
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@article{boeckmans2025, author = {Boeckmans, J. and Widman, L. and Shang, Y. and Strandberg, R. and Wester, A. and Schattenberg, J. M. and Hagström, H.}, title = {{Risk of hepatic decompensation or HCC is similar in patients with ALD- and MASLD-cirrhosis: A population-based cohort study}}, journal = {European Journal of Internal Medicine}, year = {2025}, volume = {134}, pages = {104--113}, doi = {10.1016/j.ejim.2025.02.014} }TY - JOUR AU - Boeckmans, J. AU - Widman, L. AU - Shang, Y. AU - Strandberg, R. AU - Wester, A. AU - Schattenberg, J. M. AU - Hagström, H. TI - Risk of hepatic decompensation or HCC is similar in patients with ALD- and MASLD-cirrhosis: A population-based cohort study JO - European Journal of Internal Medicine PY - 2025 VL - 134 SP - 104 EP - 113 DO - 10.1016/j.ejim.2025.02.014 UR - https://doi.org/10.1016/j.ejim.2025.02.014 ER -
- Temporal comorbidity patterns preceding MASLD-related major adverse liver outcomes: a nationwide population-based case–control study in Sweden. BMJ Public Health 2025;3(2):e003322. View →
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@article{boeckmans2025b, author = {Boeckmans, J. and Widman, L. and Strandberg, R. and Shang, Y. and Wester, A. and Hagström, H.}, title = {{Temporal comorbidity patterns preceding MASLD-related major adverse liver outcomes: a nationwide population-based case--control study in Sweden}}, journal = {BMJ Public Health}, year = {2025}, volume = {3}, number = {2}, pages = {e003322}, doi = {10.1136/bmjph-2025-003322} }TY - JOUR AU - Boeckmans, J. AU - Widman, L. AU - Strandberg, R. AU - Shang, Y. AU - Wester, A. AU - Hagström, H. TI - Temporal comorbidity patterns preceding MASLD-related major adverse liver outcomes: a nationwide population-based case–control study in Sweden JO - BMJ Public Health PY - 2025 VL - 3 IS - 2 SP - e003322 DO - 10.1136/bmjph-2025-003322 UR - https://doi.org/10.1136/bmjph-2025-003322 ER -
2024
- Developing and validating clinical prediction models in hepatology – An overview for clinicians. Journal of Hepatology 2024;81(1):149-162. View →
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@article{strandberg2024, author = {Strandberg, R. and Jepsen, P. and Hagström, H.}, title = {{Developing and validating clinical prediction models in hepatology -- An overview for clinicians}}, journal = {Journal of Hepatology}, year = {2024}, volume = {81}, number = {1}, pages = {149--162}, doi = {10.1016/j.jhep.2024.03.030} }TY - JOUR AU - Strandberg, R. AU - Jepsen, P. AU - Hagström, H. TI - Developing and validating clinical prediction models in hepatology – An overview for clinicians JO - Journal of Hepatology PY - 2024 VL - 81 IS - 1 SP - 149 EP - 162 DO - 10.1016/j.jhep.2024.03.030 UR - https://doi.org/10.1016/j.jhep.2024.03.030 ER -
- Socioeconomic factors associated with the presence of and outcomes in metabolic dysfunction‐associated steatotic liver disease. Liver International 2024;44(11):3050-3059. View →
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@article{nasr2024, author = {Nasr, P. and Shang, Y. and Wester, A. and Strandberg, R. and Widman, L. and Lazarus, J. V. and Hagström, H.}, title = {{Socioeconomic factors associated with the presence of and outcomes in metabolic dysfunction‐associated steatotic liver disease}}, journal = {Liver International}, year = {2024}, volume = {44}, number = {11}, pages = {3050--3059}, doi = {10.1111/liv.16091} }TY - JOUR AU - Nasr, P. AU - Shang, Y. AU - Wester, A. AU - Strandberg, R. AU - Widman, L. AU - Lazarus, J. V. AU - Hagström, H. TI - Socioeconomic factors associated with the presence of and outcomes in metabolic dysfunction‐associated steatotic liver disease JO - Liver International PY - 2024 VL - 44 IS - 11 SP - 3050 EP - 3059 DO - 10.1111/liv.16091 UR - https://doi.org/10.1111/liv.16091 ER -
- Performance of novel collagen turnover biomarkers to detect increased liver stiffness in MASLD. Journal of Internal Medicine 2024;296(2):177-186. View →
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@article{hegmar2024, author = {Hegmar, H. and Wiggers, T. and Nasr, P. and Vessby, J. and Kechagias, S. and Nyhlin, N. and Marschall, H. and {Borssén ÅD} and Strandberg, R. and Karsdal, M. and Leeming, D. J. and Ekstedt, M. and Hagström, H.}, title = {{Performance of novel collagen turnover biomarkers to detect increased liver stiffness in MASLD}}, journal = {Journal of Internal Medicine}, year = {2024}, volume = {296}, number = {2}, pages = {177--186}, doi = {10.1111/joim.13813} }TY - JOUR AU - Hegmar, H. AU - Wiggers, T. AU - Nasr, P. AU - Vessby, J. AU - Kechagias, S. AU - Nyhlin, N. AU - Marschall, H. AU - Borssén ÅD AU - Strandberg, R. AU - Karsdal, M. AU - Leeming, D. J. AU - Ekstedt, M. AU - Hagström, H. TI - Performance of novel collagen turnover biomarkers to detect increased liver stiffness in MASLD JO - Journal of Internal Medicine PY - 2024 VL - 296 IS - 2 SP - 177 EP - 186 DO - 10.1111/joim.13813 UR - https://doi.org/10.1111/joim.13813 ER -
- Misclassified Alcohol-related Liver Disease is Common in Presumed Metabolic Dysfunction-associated Steatotic Liver Disease and Highly Increases Risk for Future Cirrhosis. Clinical Gastroenterology and Hepatology 2024;22(5):1048-1057.e2. View →
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@article{nasr2024b, author = {Nasr, P. and Wester, A. and Ekstedt, M. and Strandberg, R. and Kechagias, S. and Shang, Y. and Widman, L. and Hagström, H.}, title = {{Misclassified Alcohol-related Liver Disease is Common in Presumed Metabolic Dysfunction-associated Steatotic Liver Disease and Highly Increases Risk for Future Cirrhosis}}, journal = {Clinical Gastroenterology and Hepatology}, year = {2024}, volume = {22}, number = {5}, pages = {1048--1057.e2}, doi = {10.1016/j.cgh.2024.01.006} }TY - JOUR AU - Nasr, P. AU - Wester, A. AU - Ekstedt, M. AU - Strandberg, R. AU - Kechagias, S. AU - Shang, Y. AU - Widman, L. AU - Hagström, H. TI - Misclassified Alcohol-related Liver Disease is Common in Presumed Metabolic Dysfunction-associated Steatotic Liver Disease and Highly Increases Risk for Future Cirrhosis JO - Clinical Gastroenterology and Hepatology PY - 2024 VL - 22 IS - 5 SP - 1048-1057.e2 DO - 10.1016/j.cgh.2024.01.006 UR - https://doi.org/10.1016/j.cgh.2024.01.006 ER -
2023
- Novel predictions of invasive breast cancer risk in mammography screening cohorts. Statistics in Medicine 2023;42(21):3816-3837. View →
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@article{strandberg2023, author = {Strandberg, R. and Czene, K. and Hall, P. and Humphreys, K.}, title = {{Novel predictions of invasive breast cancer risk in mammography screening cohorts}}, journal = {Statistics in Medicine}, year = {2023}, volume = {42}, number = {21}, pages = {3816--3837}, doi = {10.1002/sim.9834} }TY - JOUR AU - Strandberg, R. AU - Czene, K. AU - Hall, P. AU - Humphreys, K. TI - Novel predictions of invasive breast cancer risk in mammography screening cohorts JO - Statistics in Medicine PY - 2023 VL - 42 IS - 21 SP - 3816 EP - 3837 DO - 10.1002/sim.9834 UR - https://doi.org/10.1002/sim.9834 ER -
- Tumour Growth Models of Breast Cancer for Evaluating Early Detection—A Summary and a Simulation Study. Cancers 2023;15(3):912. View →
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@article{strandberg2023b, author = {Strandberg, R. and Abrahamsson, L. and Isheden, G. and Humphreys, K.}, title = {{Tumour Growth Models of Breast Cancer for Evaluating Early Detection---A Summary and a Simulation Study}}, journal = {Cancers}, year = {2023}, volume = {15}, number = {3}, pages = {912}, doi = {10.3390/cancers15030912} }TY - JOUR AU - Strandberg, R. AU - Abrahamsson, L. AU - Isheden, G. AU - Humphreys, K. TI - Tumour Growth Models of Breast Cancer for Evaluating Early Detection—A Summary and a Simulation Study JO - Cancers PY - 2023 VL - 15 IS - 3 SP - 912 DO - 10.3390/cancers15030912 UR - https://doi.org/10.3390/cancers15030912 ER -
- Influence of mammographic density and compressed breast thickness on true mammographic sensitivity: a cohort study. Scientific Reports 2023;13(1):14194. View →
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@article{strandberg2023c, author = {Strandberg, R. and Illipse, M. and Czene, K. and Hall, P. and Humphreys, K.}, title = {{Influence of mammographic density and compressed breast thickness on true mammographic sensitivity: a cohort study}}, journal = {Scientific Reports}, year = {2023}, volume = {13}, number = {1}, pages = {14194}, doi = {10.1038/s41598-023-41356-2} }TY - JOUR AU - Strandberg, R. AU - Illipse, M. AU - Czene, K. AU - Hall, P. AU - Humphreys, K. TI - Influence of mammographic density and compressed breast thickness on true mammographic sensitivity: a cohort study JO - Scientific Reports PY - 2023 VL - 13 IS - 1 SP - 14194 DO - 10.1038/s41598-023-41356-2 UR - https://doi.org/10.1038/s41598-023-41356-2 ER -
- Four‐fold increased mortality rate in patients with Wilson's disease: A population‐based cohort study of 151 patients. United European Gastroenterology Journal 2023;11(9):852-860. View →
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@article{aberg2023, author = {Åberg, F. and Shang, Y. and Strandberg, R. and Wester, A. and Widman, L. and Hagström, H.}, title = {{Four‐fold increased mortality rate in patients with Wilson's disease: A population‐based cohort study of 151 patients}}, journal = {United European Gastroenterology Journal}, year = {2023}, volume = {11}, number = {9}, pages = {852--860}, doi = {10.1002/ueg2.12452} }TY - JOUR AU - Åberg, F. AU - Shang, Y. AU - Strandberg, R. AU - Wester, A. AU - Widman, L. AU - Hagström, H. TI - Four‐fold increased mortality rate in patients with Wilson's disease: A population‐based cohort study of 151 patients JO - United European Gastroenterology Journal PY - 2023 VL - 11 IS - 9 SP - 852 EP - 860 DO - 10.1002/ueg2.12452 UR - https://doi.org/10.1002/ueg2.12452 ER -