Michael Vӕth

ORCID: 0000-0002-0134-5006
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About
Contact & Profiles
Research Areas
  • Dental Radiography and Imaging
  • Endodontics and Root Canal Treatments
  • Radiation Dose and Imaging
  • Oral microbiology and periodontitis research
  • Breastfeeding Practices and Influences
  • Statistical Methods and Bayesian Inference
  • Child Nutrition and Feeding Issues
  • Statistical Methods and Inference
  • Dental Health and Care Utilization
  • Maternal Mental Health During Pregnancy and Postpartum
  • Carcinogens and Genotoxicity Assessment
  • Health Systems, Economic Evaluations, Quality of Life
  • Insurance, Mortality, Demography, Risk Management
  • Pregnancy and preeclampsia studies
  • Statistical Distribution Estimation and Applications
  • Global Cancer Incidence and Screening
  • Statistical Methods in Clinical Trials
  • dental development and anomalies
  • Gestational Diabetes Research and Management
  • Maternal and Perinatal Health Interventions
  • Advanced Statistical Methods and Models
  • Testicular diseases and treatments
  • Dental Anxiety and Anesthesia Techniques
  • Dental materials and restorations
  • Occupational health in dentistry

Aarhus University
2015-2024

Public Health Department
2007-2017

University of Copenhagen
2002-2014

Radiation Effects Research Foundation
1995-2012

Cancer Research And Biostatistics
2009-2012

Memorial Sloan Kettering Cancer Center
2011

Aarhus University Hospital
1985-2011

University of Michigan–Ann Arbor
2011

Copenhagen University Hospital
2008-2009

Cornell University
2008-2009

This continues the series of periodic general reports on cancer mortality in cohort A-bomb survivors followed by Radiation Effects Research Foundation. The follow-up is extended 5 years 1986-1990, and analysis includes an additional 10,500 with recently estimated radiation doses. Together these extensions add about 550,000 person-years follow-up. analyzed consists 86,572 subjects, which 60% have dose estimates at least 0.005 Sv. During 1950-1990 there been 3086 4741 deaths for less than...

10.2307/3579391 article EN Radiation Research 1996-07-01

Background: The expected survival of HIV-infected patients is major public health interest. Objective: To estimate time and age-specific mortality rates an population compared with that the general population. Design: Population-based cohort study. Setting: All persons receiving care in Denmark from 1995 to 2005. Patients: Each member nationwide Danish HIV Cohort Study was matched as many 99 according sex, date birth, municipality residence. Measurements: authors computed Kaplan–Meier life...

10.7326/0003-4819-146-2-200701160-00003 article EN Annals of Internal Medicine 2007-01-16

The impact of microalbuminuria on mortality as well other risk factors was investigated in a 10‐year follow‐up study 503 predominantly non‐insulin‐dependent diabetic patients whom 265 had died. Using Cox's regression analysis the prognostic influence age, sex, age at diagnosis, known diabetes duration, blood pressure, fasting plasma glucose, relative weight, serum creatinine, retinopathy, and treatment evaluated morning urine albumin concentration (UAC) four categories, i.e. UAC 15 μg/ml...

10.1111/j.1464-5491.1988.tb00958.x article EN Diabetic Medicine 1988-03-01

The presence of random errors in the individual radiation dose estimates for A-bomb survivors causes underestimation effects dose-response analyses, and also distorts shape curves. Statistical methods are presented which will adjust these biases, provided that a valid statistical model estimation is used. Emphasis on clarifying some rather subtle issues. For most this development distinction between exposure not critical. proposed involve downward adjustment estimates, but does imply...

10.2307/3577733 article EN Radiation Research 1990-09-01

Aim: A study was undertaken to examine what extent psychosocial factors are related the length of breastfeeding. Methods: cohort Danish mothers giving birth a single child followed up for four months. Information on mother and baby including variables obtained from self-report questionnaire. Breastfeeding status subsequently monitored by health visitor. Results: total 471 (88%) participated, 98.7 % initiated breastfeeding after months 277 (59%) were still exclusive breastfeeding; 99 mothers,...

10.1080/14034940310019218 article EN Scandinavian Journal of Public Health 2004-04-30

Summary The aim of the present study was to assess impact obesity and gestational weight gain on risk subtypes preterm birth, because little is known about these associations. included 62 167 women within Danish National Birth Cohort for whom self‐reported information prepregnancy body mass index (BMI) available. Information spontaneous birth with or without premature rupture membranes (PPROM) induced deliveries obtained from national registers. Cox regression analyses were used examine...

10.1111/j.1365-3016.2007.00762.x article EN Paediatric and Perinatal Epidemiology 2007-01-01

The authors conducted a cohort study within the Danish National Birth Cohort to determine whether coffee consumption during pregnancy is associated with late fetal death (spontaneous abortion and stillbirth). A total of 88,482 pregnant women recruited from March 1996 November 2002 participated in comprehensive interview on potentially confounding factors pregnancy. Information outcome was obtained Hospital Discharge Register medical records. detected 1,102 deaths. High levels were an...

10.1093/aje/kwi317 article EN American Journal of Epidemiology 2005-10-05

Objective: Suboptimal conditions during pregnancy and birth have been suggested as a cause of infantile autism. We studied the association between obstetric factors Method: A population‐based, matched case–control study Conditional logistic regression was used to calculate odds ratios (OR) 95% confidence intervals (CI). Results: The risk autism increased for mothers aged >35 years, with foreign citizenship, who medicine pregnancy. higher seen among children low weight congenital...

10.1111/j.1600-0447.2006.00805.x article EN Acta Psychiatrica Scandinavica 2006-05-05

In the first five-year period of Danish Testicular Carcinoma Study (DATECA) 1058 consecutive testicular germ cell tumours were examined. Of these, 554 seminomas comprising 515 typical type, 26 anaplastic and 13 spermatocytic; 497 non-seminomas 145 pure 352 mixed various types. Among subtypes embryonal carcinoma (EC) was recorded in 87 per cent, endodermal sinus tumour (yolk sac tumour; EST) 22 teratoma (T) 55 cent choriocarcinoma (CC) 17 cent. Only very few EST or CC. Five as 'others...

10.3109/02841868409136019 article EN Acta Radiologica Oncology 1984-01-01

To identify and describe individual tooth-specific factors associated with the incidence or persistence of apical periodontitis (AP) in a general population.In 1997, 616 randomly selected individuals had full-mouth radiographic survey. In 2003, 77% participants returned for new examination. All teeth were assessed individually data recorded caries, marginal bone level, tooth restorations. Multiple logistic regression analyses performed to predictors AP individual. Conditional used risk...

10.1111/j.1365-2591.2007.01224.x article EN International Endodontic Journal 2007-02-01

In evidence-based health care, randomized clinical trials provide the most accurate and reliable information on effectiveness of an intervention. This project aimed to develop reporting guidelines, exclusively for in dental specialty Endodontology, using a well-documented, validated consensus-based methodology. The guidelines have been named Preferred Reporting Items RAndomized Trials Endodontics (PRIRATE) 2020. A total eight individuals (PD, VN, HD, LB, TK, JJ, EP SP), including leaders (PD...

10.1111/iej.13294 article EN International Endodontic Journal 2020-03-20

The nasal mucus flow, lung function, subjective response, and psychometric performance of 16 young healthy subjects was studied during 6-h exposures to clean air 10, 40 or 100 ppm toluene under controlled conditions. did not affect flow function. At irritation experienced in the eyes nose. There a significant deterioration perceived quality increased odor level all toluene. test battery investigated visual perception, vigilance, psychomotor functions, higher cortical functions comprised...

10.5271/sjweh.2393 article EN cc-by Scandinavian Journal of Work Environment & Health 1983-10-01

OBJECTIVE. Our aim was to assess the incidence of cerebral palsy among children conceived with in vitro fertilization and without fertilization. METHODS. A population-based, cohort study, including all live-born singletons twins born Denmark between January 1, 1995, December 31, 2000, performed. Children (9255 children) were identified through In Vitro Fertilization Register; (394713) Danish Medical Birth Register. Cerebral diagnoses obtained from National Register Hospital Discharges. The...

10.1542/peds.2005-2585 article EN PEDIATRICS 2006-08-01

To assess the impact of a supportive intervention on duration breastfeeding.A community based cluster-randomized trial in Western Denmark.Fifty-two health visitors and 781 mothers group, 57 816 comparison group.Health group received an 18-h course. The addressed maternal psychosocial factors consisted 1-3 home visits during first 5 weeks post-partum. Health offered their usual practice.Duration exclusive breastfeeding 6 months follow-up.Mothers had 14% lower cessation rate (HR = 0.86 CI:...

10.1111/j.1651-2227.2007.00341.x article EN Acta Paediatrica 2007-05-24

Abstract: Background: Inconsistent findings leave uncertainty about the impact of pacifier use on effective breastfeeding technique. The purpose this study was to investigate how technique and were related problems duration breastfeeding. Methods: Data collected from intervention group a randomized trial in which health visitors followed up with mothers for 6 months after childbirth. classified at approximately 1 week birth repeated observation if correction necessary. Effective included...

10.1111/j.1523-536x.2008.00293.x article EN Birth 2009-03-01

The goals were to study the association between neonatal jaundice and disorders of psychological development in a national, population-based cohort whether gestational age, parity, season birth influenced that association.A population-based, follow-up all children born alive Denmark 1994 2004 (N = 733,826) was performed, with data collected from 4 national registers. Survival analysis used calculate hazard ratios (HRs).Exposure neonates associated increased risk for at term. excess...

10.1542/peds.2010-0052 article EN PEDIATRICS 2010-10-12

This continues the series of periodic general reports on cancer mortality in cohort A-bomb survivors followed by Radiation Effects Research Foundation. The follow-up is extended 5 years 1986–1990, and analysis includes an additional 10,500 with recently estimated radiation doses. Together these extensions add about 550,000 person-years follow-up. analyzed consists 86,572 subjects, which 60% have dose estimates at least 0.005 Sv. During 1950–1990 there been 3086 4741 deaths for less than...

10.1667/rrav06.1 article EN Radiation Research 2012-08-01

To assess the diagnostic accuracy of Cone Beam Computed Tomography (CBCT) to diagnose apical periodontitis (AP) using histopathology ex vivo human jaws as reference standard.Based on periapical radiographs jaw specimens from bodies donated for science, a sample 223 teeth with 340 roots including all tooth groups, and different disease treatment statuses was selected. performed Cranex® 3Dx (Soredex Oy, Tuusula, Finland), small field-of-view (5 × 5 cm), isotropic resolution 0.085 mm. Three...

10.1111/iej.13020 article EN International Endodontic Journal 2018-09-29
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