Research Topics
| A EgenvallSummaryAffiliation: Swedish University of Agricultural Sciences Country: Sweden Publications
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Detail Information
Publications
Incidence of and survival after mammary tumors in a population of over 80,000 insured female dogs in Sweden from 1995 to 2002Agneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE-750 07 Uppsala, Sweden
Prev Vet Med 69:109-27. 2005..At the ages 6, 8 and 10 years, 1%, 6% and 13% respectively, of all females had at least one MT claim. The MT mortality was 6 deaths per 10,000 DYAR and increased with age. The overall-case fatality was 6%...
Radiographic parameters for diagnosing sand colic in horsesAnna Kendall
University Hospital of the Swedish University of Agricultural Sciences, Box 7040, SE 750 07 Uppsala, Sweden
Acta Vet Scand 50:17. 2008..The aim of this study was to use previously suggested parameters for establishing a radiographic diagnosis of sand colic, and compare these findings between a sand colic group and a control group...
Herd and cow characteristics affecting the odds of veterinary treatment for disease - a multilevel analysisMarie Jansson Mörk
Department of Clinical Sciences, Swedish University of Agricultural Sciences, SE 75007 Uppsala, Sweden
Acta Vet Scand 51:34. 2009..The aim of this paper was to evaluate if herd or individual animal characteristics influence whether cattle receives veterinary treatment for disease, and thereby also introduce misclassification in the disease recording system...
Canine atopic dermatitis: validation of recorded diagnosis against practice records in 335 insured Swedish dogsAne Nødtvedt
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, Uppsala, Sweden
Acta Vet Scand 48:8. 2006..The concern was raised that many attending veterinarians did not exclude cutaneous adverse food reactions before making the diagnosis of CAD...
Evaluation of dog owners' perceptions concerning radiation therapyNanna Akerlund Denneberg
Jönköping Small Animal Hospital Oskarshallsgatan 6, SE 553 03 Jönköping, Sweden
Acta Vet Scand 51:19. 2009..Another survey was used to determine the attitudes about use of RT in a group of Swedish veterinarians. Their responses were analyzed and compared to their level of knowledge of oncology and RT...
Leptospira seroprevalence and associations between seropositivity, clinical disease and host factors in horsesV Båverud
Department of Bacteriology, National Veterinary Institute, SE 751 89 Uppsala, Sweden
Acta Vet Scand 51:15. 2009..A cross-sectional study was carried out to determine the seroprevalence of different serovars of Leptospira spp. and their association with clinical disease and host factors in Swedish horses...
Validation of computerized diagnostic information in a clinical database from a national equine clinic networkJohanna C Penell
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, PO Box 7054, SE 750 07 Uppsala, Sweden
Acta Vet Scand 51:50. 2009....
Sebaceous adenitis in Swedish dogs, a retrospective study of 104 casesElisabeth Hernblad Tevell
Bagarmossen Small Animal Hospital, Ljusnevagen 17, SE 128 48 Bagarmossen, Sweden
Acta Vet Scand 50:11. 2008..A second aim was to retrospectively compare clinical signs in dogs with generalized SA and to estimate the survival after diagnosis in the English springer spaniel, standard poodle and the akita...
Association between costly veterinary-care events and 5-year survival of Swedish insured warmblooded riding horsesAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Husbandry, Swedish University of Agricultural Sciences, Uppsala, Sweden
Prev Vet Med 77:122-36. 2006..The risk of death increased with increasing life-insurance value. Horses with previous lameness had the lowest survival, and for high-cost claims this increased risk was not associated with age...
Bone tumors in a population of 400 000 insured Swedish dogs up to 10 y of age: incidence and survivalAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
Can J Vet Res 71:292-9. 2007..With a Cox regression model controlling for breed and age, females were shown to be at decreased risk of bone tumors, with a hazard ratio of 0.71 (99% confidence interval 0.58 to 0.87)...
Veterinary-care events and costs over a 5-year follow-up period for warmblooded riding horses with or without previously recorded locomotor problems in SwedenAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Husbandry, Swedish University of Agricultural Sciences, Uppsala, Sweden
Prev Vet Med 83:130-43. 2008..In conclusion, the horses with previous locomotor problems continued to have considerably more veterinary-care events and higher costs for locomotor problems during the follow-up period...
Morbidity of insured Swedish cats during 1999-2006 by age, breed, sex, and diagnosisAgneta Egenvall
Department of Clinical Sciences, Box 7054, Swedish University of Agricultural Sciences, SLU, SE 750 07 Uppsala, Sweden
J Feline Med Surg 12:948-59. 2010..For example, among cats under 9 years of age, the rate for lower urinary tract problems was 2-3 times higher in males than females...
Demographics and costs of colic in Swedish horsesA Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, Uppsala, Sweden
J Vet Intern Med 22:1029-37. 2008..Colic is an important cause of morbidity and mortality in horses. In Sweden, an insurance database with diagnostic medical information is maintained on >30% of the nation's horse population...
Analysis of morbidity and mortality data in riding school horses, with special regard to locomotor problemsAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Husbandry, Swedish University of Agricultural Sciences, Box 7054, SE 750 07 Uppsala, Sweden
Prev Vet Med 88:193-204. 2009..Overall riding schools utilised the insurance more compared to all horses in the insurance database ( approximately 22% for the veterinary-care insurance and approximately 79% for the settled life insurance)...
Orthopaedic health status of horses from 8 riding schools--a pilot studyAgneta Egenvall
Department of Clinical Sciences, Swedish University of Agricultural Sciences, Box 7054, SE 750 07 Uppsala, Sweden
Acta Vet Scand 52:50. 2010..The aim was to study between riding school variation in orthopaedic health status by clinical examination and horses age, and control for change of examiner, in schools with previous high (n = 4) and low (n = 4) insurance utilisation...
Mortality of life-insured Swedish cats during 1999-2006: age, breed, sex, and diagnosisA Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 75007 Uppsala, Sweden
J Vet Intern Med 23:1175-83. 2009..A cat life insurance database can potentially be used to study feline mortality...
Insurance data for research in companion animals: benefits and limitationsAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
Acta Vet Scand 51:42. 2009..Insurance data can highlight common, expensive and severe conditions that may not be evident from teaching hospital case loads but may be significant burdens on the health of a population...
Heart disease as a cause of death in insured Swedish dogs younger than 10 years of ageAgneta Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, Uppsala
J Vet Intern Med 20:894-903. 2006..Population-based information on disease occurrence is paramount in clinical decision making and in designing preventative measures, but such information is scarce...
Mortality of Swedish horses with complete life insurance between 1997 and 2000: variations with sex, age, breed and diagnosisA Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE-750 07 Uppsala, Sweden
Vet Rec 158:397-406. 2006..The results of multivariable models developed by using Poisson regression generally agreed well with the crude results...
Morbidity of Swedish horses insured for veterinary care between 1997 and 2000: variations with age, sex, breed and locationA Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE-750 07 Uppsala, Sweden
Vet Rec 157:436-43. 2005..There were considerable variations in incidence rate between breeds...
Validation of computerized Swedish dog and cat insurance data against veterinary practice recordsA Egenvall
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, Uppsala, Sweden
Prev Vet Med 36:51-65. 1998..In general, the data are adequate to support ongoing research with due considerations of certain limitations...
Specific causes of morbidity among Swedish horses insured for veterinary care between 1997 and 2000J C Penell
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE-750 07 Uppsala, Sweden
Vet Rec 157:470-7. 2005..Geldings had the highest rate of at least one disease event in the joints, unspecified/whole body, skeletal or respiratory system, whereas in the other four major systems the difference between the sexes was marginal...
Age pattern of mortality in eight breeds of insured dogs in SwedenA Egenvall
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, PO Box 7037, SE 750 07, Uppsala, Sweden
Prev Vet Med 46:1-14. 2000..The implications of these findings should be considered in multivariable analyses, where the confounding effect of age is often controlled for using a single age variable common to several breeds...
Breed risk of pyometra in insured dogs in SwedenA Egenvall
Department of Ruminant Medicine and Veterinary Epidemiology, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, Uppsala
J Vet Intern Med 15:530-8. 2001..In the studied breeds, this proportion ranged between 10 and 54%. Pyometra is a clinically relevant problem in intact bitches, and differences related to breed and age should be taken into account in studies of this disease...
Cerebrospinal fluid PCR and antibody concentrations against Anaplasma phagocytophilum and Borrelia burgdorferi sensu lato in dogs with neurological signsK H Jäderlund
Department of Clinical Sciences, Swedish University of Agricultural Sciences, Uppsala, Sweden
J Vet Intern Med 23:669-72. 2009..Diagnosis often has been made based on positive antibody titers in serum of dogs with neurological signs, but a high seroprevalence in dogs in at-risk populations makes diagnosis difficult...
Cross-sectional study of the seroprevalence to Borrelia burgdorferi sensu lato and granulocytic Ehrlichia spp. and demographic, clinical and tick-exposure factors in Swedish horsesA Egenvall
Department of Ruminant Medicine and Veterinary Epidemiology, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, P O Box 7019, SE 75007 Uppsala, Sweden
Prev Vet Med 49:191-208. 2001..burgdorferi s. l., there were no significant associations in the multivariable models between non-specific or specific clinical sign or disease with seropositivity to either of these agents...
Mortality in over 350,000 insured Swedish dogs from 1995-2000: II. Breed-specific age and survival patterns and relative risk for causes of deathA Egenvall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, Uppsala, Sweden
Acta Vet Scand 46:121-36. 2005....
Validation of a national disease recording system for dairy cattle against veterinary practice recordsM Jansson Mörk
Department of Clinical Sciences, Swedish University of Agricultural Sciences, P O Box 7019, SE 750 07 Uppsala, Sweden
Prev Vet Med 93:183-92. 2010..The random effect of veterinarian accounted for 35% of the modeled variation. Future studies are needed to assess how the differential misclassification affect estimates based on the data, and how to account for it...
Incidence of and risk factors for atopic dermatitis in a Swedish population of insured dogsA Nødtvedt
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
Vet Rec 159:241-6. 2006..In a subset of the data that consisted only of dogs from 15 high-risk breeds, the overall survival appeared to be lower for the dogs that had had an insurance claim for the disease...
Survey of the Swedish dog population: age, gender, breed, location and enrollment in animal insuranceA Egenvall
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, Uppsala, Sweden
Acta Vet Scand 40:231-40. 1999..7 years with median 5 years. Mongrels comprised 13.3% and the most common breed was the dachshund (7.4%). Of dogs with information on insurance status, 68.4% of the dogs were insured for veterinary care and 58.3% were life insured...
Association between radiographic assessment of hip status and subsequent incidence of veterinary care and mortality related to hip dysplasia in insured Swedish dogsSofia Malm
Department of Animal Breeding and Genetics, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, P O 7023, SE 750 07 Uppsala, Sweden
Prev Vet Med 93:222-32. 2010....
Molecular evidence for persistence of Anaplasma phagocytophilum in the absence of clinical abnormalities in horses after recovery from acute experimental infectionP Franzen
Department of Clinical Sciences, Swedish University of Agricultural Sciences, Uppsala, Sweden
J Vet Intern Med 23:636-42. 2009..Anaplasma phagocytophilum infects several mammalian species, and can persist in sheep, dogs, and calves. However, whether this organism persists in horses or induces long-term clinical abnormalities is not known...
Incidence and breed predilection for dystocia and risk factors for cesarean section in a Swedish population of insured dogsAnnika Bergstrom
Department of Small Animal Clinical Sciences, Faculty of Veterinary Medicine and Animal Sciences, Swedish University of Agricultural Sciences, PO Box 7037, SE 750 07 Uppsala, Sweden
Vet Surg 35:786-91. 2006..To estimate the incidence and breed predilection for canine dystocia using data from insurance claims. The risk factors for cesarean section (CS) were assessed for bitches with dystocia...
Inheritance and determinants of pulmonary oedema in swedish hunting dogsA Egenvall
Department of Clinical Sciences, Swedish University of Agricultural Sciences, Uppsala
Vet Rec 155:144-8. 2004..2 to 11.1) if the sire was affected. The OR for male offspring was 2.4 (95 per cent CI 1.1 to 5.7). The heritability of the condition was estimated to be 0.34 from the dogs born in 1992, and 0.28 from the dogs born in 1994...
Variation in equine management factors between riding schools with high vs. low insurance claims for orthopaedic injury: a field studyC Lonnell
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Husbandry, Swedish University of Agricultural Sciences, Box 7054, SE 750 07 Uppsala, Sweden
Vet J 193:109-13. 2012..LUIO schools were significantly more likely to have at least 11 weeks of introductory work for new horses and were more likely to be under private management...
Equine hospital data as a source for study of prevalence and heritability of osteochondrosis and palmar/plantar osseous fragments of Swedish Warmblood horsesL Jonsson
Department of Animal Breeding and Genetics, Swedish University of Agricultural Sciences, Sweden
Equine Vet J 43:695-700. 2011..However, there are few reports of such findings for epidemiological analyses or breeding purposes...
Seroprevalence of Borrelia burgdorferi sensu lato and Anaplasma phagocytophilum in dogs with neurological signsK H Jäderlund
Department of Clinical Sciences, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
Vet Rec 160:825-31. 2007..Although statistically significant, it was concluded that the association was not of clinical relevance...
Comparison between dairy cow disease incidence in data registered by farmers and in data from a disease-recording system based on veterinary reportingM Mork
Department of Clinical Sciences, Swedish University of Agricultural Sciences, P O Box 7019, SE 750 07 Uppsala, Sweden
Prev Vet Med 88:298-307. 2009..We conclude that for the time period studied there was differential under-reporting associated with the diagnosis, the age of the animal and whether the herd was served by a state-employed or private veterinarian...
Kinematic characteristics of hoof landing in jumping horses at elite levelE Hernlund
Department of Anatomy, Swedish University of Agricultural Sciences, Sweden
Equine Vet J 42:462-7. 2010..This is essential also for valid testing of arena surfaces when simulating actual conditions...
Prevalence of Pneumonyssoides caninum infection in dogs in SwedenL K Gunnarsson
Department of Parasitology (SWEPAR, National Veterinary Institute (SVA, Uppsala, Sweden
J Am Anim Hosp Assoc 37:331-7. 2001..Dogs older than 3 years of age were more often infected with P. caninum than younger dogs, and large-breed dogs were more often infected than small-breed dogs. No sex predisposition was found...
Influence of girth strap placement and panel flocking material on the saddle pressure pattern during riding of horsesA Bystrom
Department of Anatomy, Swedish University of Agricultural Sciences, Sweden
Equine Vet J 42:502-9. 2010..Saddle fit is well recognised as an important factor for the health and performance of riding horses. However, only few studies have addressed general effects of different saddle construction details within a group of horses...
The spatial distribution of atopic dermatitis cases in a population of insured Swedish dogsAne Nødtvedt
Department of Small Animal Clinical Sciences, Swedish University of Agricultural Sciences, P O Box 7037, 750 07 Uppsala, Sweden
Prev Vet Med 78:210-22. 2007....
Granulocyte function in dogs experimentally infected with a Swedish granulocytic Ehrlichia speciesI Lilliehook
Department of Clinical Chemistry, Faculty of Veterinary Medicine, Swedish University of Agricultural Sciences, Uppsala
Vet Immunol Immunopathol 67:141-52. 1999..In this study we found normal phagocytosis together with evidence of enhanced oxidative metabolism in the granulocytes from dogs with granulocytic ehrlichiosis...
Validation of computerized Swedish horse insurance data against veterinary clinical recordsJohanna C Penell
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, P O Box 7054, SE 750 07 Uppsala, Sweden
Prev Vet Med 82:236-51. 2007..For veterinary care claims, in the logistic regression model type of visit was significantly associated with agreement, with clinic visits generating better agreement than field visits...
A case-control study of risk factors for canine atopic dermatitis among boxer, bullterrier and West Highland white terrier dogs in SwedenAne Nødtvedt
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
Vet Dermatol 18:309-15. 2007..4 (95% CI: 0.04-0.63). Randomized controlled clinical trials are needed to further support the finding of a potential protective role of diet in CAD development...
Systematic review and meta-analyses of the effects of halofuginone against calf cryptosporidiosisCharlotte Silverlås
Department of Clinical Sciences, Division of Ruminant Medicine and Veterinary Epidemiology, Swedish University of Agricultural Sciences, Uppsala, Sweden
Prev Vet Med 91:73-84. 2009..Mortality was not affected. For therapeutic treatment, a shortage of studies in combination with heterogeneity made interpretations uncertain, and we could not determine if halofuginone treatment benefits calves...
Diabetes mellitus in a population of 180,000 insured dogs: incidence, survival, and breed distributionTove Fall
Department of Clinical Sciences, Faculty of Veterinary Medicine and Animal Science, Swedish University of Agricultural Sciences, SE 750 07 Uppsala, Sweden
J Vet Intern Med 21:1209-16. 2007..For a better understanding of the underlying mechanisms, there is a need for comprehensive epidemiologic studies. Earlier studies have shown that the risk of disease is higher in certain dog breeds...
Acute clinical, hematologic, serologic, and polymerase chain reaction findings in horses experimentally infected with a European strain of Anaplasma phagocytophilumP Franzen
Department of Large Animal Clinical Sciences, Swedish University of Agricultural Sciences, Uppsala, Sweden
J Vet Intern Med 19:232-9. 2005..The PCR used holds promise to widen the diagnostic window and would also be diagnostic during the initial days of clinical disease when inclusions in neutrophils in blood smears are not yet apparent...
Breed variations in the incidence of pyometra and mammary tumours in Swedish dogsS Jitpean
Department of Clinical Sciences, Swedish University of Agricultural Sciences, Uppsala, Sweden
Reprod Domest Anim 47:347-50. 2012..Breed variations in incidence rate suggests genetic components in disease development. Our study may be valuable in the search for genetic risk-factors or protective factors...
Kinetics and kinematics of the horse comparing left and right rising trotL Roepstorff
Department of Anatomy Physiology and Biochemistry, Unit of Equine Studies, Swedish University of Agricultural Sciences, Box 7046, SE 750 07 Uppsala, Sweden
Equine Vet J 41:292-6. 2009..At rising trot the rider sits alternately down on one diagonal pair of limbs and rises up on the other. The possible effects on asymmetry of locomotion induced by rising trot have rarely been studied...
Pulmonary oedema in Swedish hunting dogsA Egenvall
Department of Ruminant Medicine and Veterinary Epidemiology, Swedish University of Agricultural Sciences, Uppsala, Sweden
J Small Anim Pract 44:209-17. 2003....
Granulocytic ehrlichiosis in Swedish dogs and horsesEva Olsson Engvall
Int J Med Microbiol 291:100-3. 2002..The infection can persist in experimentally inoculated animals for months, but to what extent this persistance also occurs in naturally infected animals and is associated with clinical signs, is not clarified yet...
