Publications by authors named "Tina Bech Olesen"

Background: Evidence on quality of care and sociodemographics in patients with COPD needing care during the COVID-19 pandemic is scarce. We aimed to examine indicators of quality and clinical outcomes (eg, readmissions, death) and sociodemographics in patients with COPD in need of hospital care during the COVID-19 pandemic compared to before the pandemic.

Methods: This was a nationwide register-based study of subjects with a hospital contact due to COPD from January 1, 2015-December 15, 2021, in Denmark.

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Background: The COVID-19 pandemic may have exacerbated the state of ill-health among patients with schizophrenia. We examined the number of patients diagnosed with schizophrenia, the number of hospital admissions and outpatient contacts and the quality of treatment during the pandemic in comparison with the previous years.

Methods: We identified patients ≥18 years old registered in the Danish Schizophrenia Registry from 2016 to 2022.

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Background: Incidence and prevalence rates of myasthenia gravis (MG) vary considerably across studies, and mortality risk is rarely addressed. We examined the prevalence and incidence rates, mortality and factors associated with mortality with MG.

Method: This was a registry linkage study based on nationwide health and administrative registries of Denmark, Finland and Sweden (populations of 5.

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Background: The COVID-19 pandemic was a global health crisis with population-wide behavioural restrictions imposed worldwide to reduce transmission of infection and to limit the potential burden on the healthcare systems. We examined whether there was any change in the diagnosis or treatment of breast cancer during the pandemic as compared to previous years.

Material And Methods: The study population comprised all women aged ≥18 years diagnosed with breast cancer in 2015-2021 with data obtained from the clinical quality registry of the Danish Breast Cancer Cooperative Group (DBCG).

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Aim: Efforts to control the COVID-19 pandemic might reduce accessibility for diagnostics and treatment of colorectal cancer. A universal public healthcare system may modify the availability of healthcare services. The aim of this study was to investigate changes in the quality of care for patients with colorectal cancer during the COVID-19 pandemic.

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Background: In most of the world, the mammography screening programmes were paused at the start of the pandemic, whilst mammography screening continued in Denmark. We examined the mammography screening participation during the COVID-19 pandemic in Denmark.

Methods: The study population comprised all women aged 50-69 years old invited to participate in mammography screening from 2016 to 2021 in Denmark based on data from the Danish Quality Database for Mammography Screening in combination with population-based registries.

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Background: We examined the number of lung cancers diagnosed, the quality of care and the socio-economic and clinical characteristics among patients with lung cancer during the COVID-19 pandemic compared to previous years.

Methods: We included all patients ≥ 18 years old diagnosed with lung cancer from 01 January 2018 to 31 August 2021 as registered in the Danish Lung Cancer Registry. Using a generalised linear model, we estimated prevalence ratios (PR) and 95% confidence intervals (CI) of the associations between the pandemic and socioeconomic and clinical factors, and indicators of quality.

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Objectives: Few studies have examined whether access to, and quality of, specialised palliative care changed during the COVID-19 pandemic. This study investigated changes in access to and quality of specialised palliative care during the pandemic in Denmark compared to previously.

Methods: An observational study using data from the Danish Palliative Care Database combined with other nationwide registries was conducted, including 69 696 patients referred to palliative care services in Denmark from 2018 to 2022.

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Background: Worldwide, most colorectal cancer screening programmes were paused at the start of the COVID-19 pandemic, while the Danish faecal immunochemical test (FIT)-based programme continued without pausing. We examined colorectal cancer screening participation and compliance with subsequent colonoscopy in Denmark throughout the pandemic.

Methods: We used data from the Danish Colorectal Cancer Screening Database among individuals aged 50-74 years old invited to participate in colorectal cancer screening from 2018 to 2021 combined with population-wide registries.

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Background: In contrast to most of the world, the cervical cancer screening programme continued in Denmark throughout the COVID-19 pandemic. We examined the cervical cancer screening participation during the pandemic in Denmark.

Methods: We included all women aged 23-64 y old invited to participate in cervical cancer screening from 2015 to 2021 as registered in the Cervical Cancer Screening Database combined with population-wide registries.

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Purpose: Squamous cell carcinoma (SCC) of the penis is rare. Some studies have suggested that the incidence is increasing but the available literature is equivocal. We examined the incidence of high-grade penile intraepithelial neoplasia (PeIN), the incidence and 5-year relative survival as well as mortality of penile SCC in Denmark over the latest 20 years.

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Purpose: To describe use of bisphosphonates in newly diagnosed multiple myeloma patients in Denmark.

Methods: Using data from the Danish National Multiple Myeloma Registry, we conducted a population-based cohort study. Among patients newly diagnosed with multiple myeloma from 2005 to 2015, we examined use of bisphosphonates at first- and at progression/second-line anti-myeloma treatment overall, by patient characteristics, and myeloma complications.

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Background: Although previous meta-analyses have examined human papillomavirus (HPV) DNA prevalence in penile cancer, none, to our knowledge, have assessed pooled HPV DNA prevalence in penile intraepithelial neoplasia or p16 percent positivity in penile cancer and penile intraepithelial neoplasia. Therefore, we aimed to examine the prevalence of HPV DNA and p16 positivity in penile cancer and penile intraepithelial neoplasia worldwide.

Methods: In this systematic review and meta-analysis, we searched PubMed, Embase, and the Cochrane Library until July 24, 2017, for English-language articles published from Jan 1, 1986, onwards reporting the prevalence of HPV DNA and p16 positivity, either alone or in combination, in at least five cases of penile cancer or penile intraepithelial neoplasia.

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The objective of the study was to assess risk factors for Human Papillomavirus (HPV) among men in Tanzania, both overall and in relation to HIV status. In a cross-sectional study conducted among 1,813 men in Tanzania, penile swabs were tested for HPV using Hybrid Capture 2 (HC2). Study participants were offered HIV testing.

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Background: We performed a systematic review and meta-analysis to summarise the available data on the prevalence of human papillomavirus (HPV) among men in sub-Saharan Africa.

Methods: PubMed and Embase were searched up to 10 March 2014. Random effects meta-analyses were used to calculate a pooled prevalence of any HPV and high-risk (HR) HPV.

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Objective: HPV is a common sexually transmitted infection and is considered to be a necessary cause of cervical cancer. The anatomical proximity to the cervix has led researchers to investigate whether Human Papillomavirus (HPV) has a role in the etiology of endometrial cancer.

Methods: We conducted a systematic review and meta-analysis to investigate the pooled prevalence of HPV DNA in endometrial cancer.

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Background: The role of human papillomavirus (HPV) in colorectal cancer has been widely studied with conflicting results. We performed a systematic review and a meta-analysis to estimate the prevalence of HPV in colorectal adenocarcinomas and adenomas, and test the potential association.

Methods: The pooled HPV prevalence was estimated using a random effects model and the I(2) statistic was used to describe the amount of heterogeneity.

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Background: Infection with high-risk (HR) human papillomavirus (HPV) is associated with penile cancer in men, cervical cancer in women, and anal cancer and certain types of head and neck cancers in both sexes. Few studies have assessed the prevalence and type distribution of HPV among men in sub-Saharan Africa, where the rates of HIV and penile and cervical cancer are high.

Material And Methods: We used data from a cross-sectional study among 1813 men in Tanzania.

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Background: Risk-taking behaviours such as early initiation of smoking, alcohol drinking and sexual activity often cluster within individuals and could be characteristics of adolescents who in general are risk takers. In the present study, using a large population-based sample of 64 659 women aged 18-45 years in four Nordic countries, we investigate whether young age at first sexual intercourse is associated with subsequent risk-taking behaviours.

Methods: We examined the association between young age at first sexual intercourse (age ≤14 years) and subsequent risk-taking behaviours by using multivariate logistic regression by which odds ratios (ORs) and the corresponding 95% confidence intervals (95% CIs) were estimated.

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Introduction: Sexual and contraceptive habits, e.g. early age at first intercourse, multiple sexual partners and non-use of condoms, are well-established risk factors for sexually transmitted infections and unwanted pregnancy.

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