Published in BMC Health Serv Res on October 12, 2009
Predictors of early mortality after hip fracture surgery. Int Orthop (2013) 1.01
Comparing hospital mortality--how to count does matter for patients hospitalized for acute myocardial infarction (AMI), stroke and hip fracture. BMC Health Serv Res (2012) 0.98
Thirty-day mortality after hip fractures: has anything changed? Eur J Orthop Surg Traumatol (2016) 0.88
Timing of surgery for hip fracture and in-hospital mortality: a retrospective population-based cohort study in the Spanish National Health System. BMC Health Serv Res (2012) 0.82
Impact of body mass index on risk of acute kidney injury and mortality in elderly patients undergoing hip fracture surgery. Osteoporos Int (2016) 0.81
Early functional results after hemiarthroplasty for femoral neck fracture: a randomized comparison between a minimal invasive and a conventional approach. BMC Musculoskelet Disord (2012) 0.79
Decreased activity of daily living produced by the combination of Alzheimer's disease and lower limb fracture in elderly requiring nursing care. Environ Health Prev Med (2012) 0.79
Use of the supercapsular percutaneously assisted total hip approach for femoral neck fractures: surgical technique and case series. J Orthop Surg Res (2016) 0.77
The clinical results of a novel method for minimal invasive dynamic hip screw fixation of intertrochanteric fractures compared to the conventional one. Eur J Trauma Emerg Surg (2016) 0.75
Body mass index, risk of allogeneic red blood cell transfusion, and mortality in elderly patients undergoing hip fracture surgery. Osteoporos Int (2016) 0.75
A new method of classifying prognostic comorbidity in longitudinal studies: development and validation. J Chronic Dis (1987) 174.79
Calcium plus vitamin D supplementation and the risk of fractures. N Engl J Med (2006) 12.09
The Danish Civil Registration System. A cohort of eight million persons. Dan Med Bull (2006) 10.70
How to measure comorbidity. a critical review of available methods. J Clin Epidemiol (2003) 9.58
Patients with prior fractures have an increased risk of future fractures: a summary of the literature and statistical synthesis. J Bone Miner Res (2000) 7.29
World-wide projections for hip fracture. Osteoporos Int (1997) 6.83
Early mortality after hip fracture: is delay before surgery important? J Bone Joint Surg Am (2005) 4.80
Mortality and morbidity after hip fracture: can evidence based clinical pathways make a difference? J Rheumatol (2000) 2.89
The impact of post-operative pain on outcomes following hip fracture. Pain (2003) 2.66
Benefits of supplementary tube feeding after fractured neck of femur: a randomised controlled trial. Br Med J (Clin Res Ed) (1983) 2.66
Survival experience of aged hip fracture patients. Am J Public Health (1989) 2.46
Factors associated with mortality after hip fracture. Osteoporos Int (2000) 2.35
Hip fracture incidence and mortality in New England. Epidemiology (1991) 2.32
Survival after hip fracture: short- and long-term excess mortality according to age and gender. Osteoporos Int (1999) 2.28
Patient risk factors, operative care, and outcomes among older community-dwelling male veterans with hip fracture. J Bone Joint Surg Am (2008) 2.06
The effectiveness of implementing a care pathway for femoral neck fracture in older people: a prospective controlled before and after study. Age Ageing (2004) 1.86
The 2004 Marshall Urist award: delays until surgery after hip fracture increases mortality. Clin Orthop Relat Res (2004) 1.64
Fighting infections with vitamin D. Nat Med (2006) 1.61
Mortality after hip fracture: results of operation within 12 h of admission. Injury (1992) 1.58
Nationwide continuous quality improvement using clinical indicators: the Danish National Indicator Project. Int J Qual Health Care (2004) 1.57
Mortality analysis in hip fracture patients: implications for design of future outcome trials. Br J Anaesth (2004) 1.47
Quality effects of operative delay on mortality in hip fracture treatment. Qual Saf Health Care (2005) 1.41
Age and sex as determinants of mortality after hip fracture: 3,895 patients followed for 2.5-18.5 years. J Orthop Trauma (1993) 1.32
Predictors of mortality after acute hip fracture. J Gen Intern Med (1996) 1.31
Reduced morbidity for elderly patients with a hip fracture after implementation of a perioperative evidence-based clinical pathway. Qual Saf Health Care (2006) 1.17
Quality of care and mortality among patients with stroke: a nationwide follow-up study. Med Care (2008) 1.09
Multidisciplinary integrated care pathway for fractured neck of femur. A prospective trial with improved outcome. Injury (2005) 1.07
Clinical pathway for hip fractures in the elderly: the Hospital for Joint Diseases experience. Clin Orthop Relat Res (2004) 1.00
Elderly patients with hip fractures: improved outcome with the use of care maps with high-quality medical and nursing protocols. J Orthop Trauma (1993) 1.00
Pain and hip fracture outcomes for older adults. Orthop Nurs (2002) 0.96
Effect of inpatient quality of care on functional outcomes in patients with hip fracture. Med Care (2006) 0.93
Does standardized rehabilitation and discharge planning improve functional recovery in elderly patients with hip fracture? Arch Phys Med Rehabil (2005) 0.89
Pain perception during the rehabilitation phase following traumatic hip fracture in the elderly is an important prognostic factor and treatment tool. Disabil Rehabil (2007) 0.85
Critical path analysis for the management of fractured neck of femur. Aust J Public Health (1995) 0.84
The effect of nutritional status on length of stay in elderly hip fracture patients. J Nutr Health Aging (1998) 0.77
Incidence of adenocarcinoma among patients with Barrett's esophagus. N Engl J Med (2011) 8.62
The Danish Civil Registration System as a tool in epidemiology. Eur J Epidemiol (2014) 4.30
Venous thromboembolism and subsequent hospitalisation due to acute arterial cardiovascular events: a 20-year cohort study. Lancet (2007) 3.66
Diabetes in Sub Saharan Africa 1999-2011: epidemiology and public health implications. A systematic review. BMC Public Health (2011) 3.59
Cancer risk among statin users: a population-based cohort study. Int J Cancer (2005) 3.50
Maternal use of selective serotonin reuptake inhibitors and risk of congenital malformations. Epidemiology (2006) 3.23
Preadmission use of statins and outcomes after hospitalization with pneumonia: population-based cohort study of 29,900 patients. Arch Intern Med (2008) 3.10
Combining electronic healthcare databases in Europe to allow for large-scale drug safety monitoring: the EU-ADR Project. Pharmacoepidemiol Drug Saf (2010) 2.57
Statin prescriptions and breast cancer recurrence risk: a Danish nationwide prospective cohort study. J Natl Cancer Inst (2011) 2.27
Human internal and external exposure to PBDEs--a review of levels and sources. Int J Hyg Environ Health (2008) 2.26
Statin use and mortality within 180 days after bacteremia: a population-based cohort study. Crit Care Med (2006) 2.16
Pneumococcal serotypes and mortality following invasive pneumococcal disease: a population-based cohort study. PLoS Med (2009) 2.13
Stent thrombosis, myocardial infarction, and death after drug-eluting and bare-metal stent coronary interventions. J Am Coll Cardiol (2007) 2.11
Existing data sources for clinical epidemiology: Aarhus University Prescription Database. Clin Epidemiol (2010) 2.10
Improved long-term clinical outcomes in patients with ST-elevation myocardial infarction undergoing remote ischaemic conditioning as an adjunct to primary percutaneous coronary intervention. Eur Heart J (2013) 2.00
Diabetes, glycemic control, and risk of hospitalization with pneumonia: a population-based case-control study. Diabetes Care (2008) 1.97
Therapeutic drug use in women with Crohn's disease and birth outcomes: a Danish nationwide cohort study. Am J Gastroenterol (2007) 1.95
Use of glucocorticoids and risk of venous thromboembolism: a nationwide population-based case-control study. JAMA Intern Med (2013) 1.91
Socioeconomic gradient in use of statins among Danish patients: population-based cross-sectional study. Br J Clin Pharmacol (2005) 1.89
Seasonal variation in hospital discharge diagnosis of atrial fibrillation: a population-based study. Epidemiology (2002) 1.85
Using electronic health care records for drug safety signal detection: a comparative evaluation of statistical methods. Med Care (2012) 1.82
Existing data sources for clinical epidemiology: The Danish National Database of Reimbursed Prescriptions. Clin Epidemiol (2012) 1.77
Nontuberculous pulmonary mycobacteriosis in Denmark: incidence and prognostic factors. Am J Respir Crit Care Med (2009) 1.73
Thromboembolic risk among Danish children and adults with inflammatory bowel diseases: a population-based nationwide study. Gut (2011) 1.70
Existing data sources for clinical epidemiology: The clinical laboratory information system (LABKA) research database at Aarhus University, Denmark. Clin Epidemiol (2011) 1.69
Existing data sources for clinical epidemiology: the Danish National Pathology Registry and Data Bank. Clin Epidemiol (2010) 1.66
2-year clinical outcomes after implantation of sirolimus-eluting, paclitaxel-eluting, and bare-metal coronary stents: results from the WDHR (Western Denmark Heart Registry). J Am Coll Cardiol (2009) 1.65
Type 2 diabetes and pneumonia outcomes: a population-based cohort study. Diabetes Care (2007) 1.64
Crohn's disease is a risk factor for preterm birth. Clin Gastroenterol Hepatol (2010) 1.61
Prevalence of hypospadias in Danish boys: a longitudinal study, 1977-2005. Eur Urol (2009) 1.60
Risk of congenital abnormalities in children born to women with ulcerative colitis: a population-based, case-control study. Am J Gastroenterol (2003) 1.60
Parity and risk of subarachnoid hemorrhage in women: a nested case-control study based on national Swedish registries. Stroke (2003) 1.58
A cohort study of antihypertensive medication use and breast cancer among Danish women. Breast Cancer Res Treat (2006) 1.57
Metformin and incident breast cancer among diabetic women: a population-based case-control study in Denmark. Cancer Epidemiol Biomarkers Prev (2010) 1.55
Use of bisphosphonates among women and risk of atrial fibrillation and flutter: population based case-control study. BMJ (2008) 1.54
Fever of unknown origin and cancer: a population-based study. Lancet Oncol (2005) 1.52
Skin cancer risk among solid organ recipients: a nationwide cohort study in Denmark. Acta Derm Venereol (2010) 1.51
Clinical outcome after primary percutaneous coronary intervention with drug-eluting and bare metal stents in patients with ST-segment elevation myocardial infarction. Circ Cardiovasc Interv (2008) 1.49
Fish intake and acute coronary syndrome. Eur Heart J (2009) 1.48
Maternal smoking and risk of hypertrophic infantile pyloric stenosis: 10 year population based cohort study. BMJ (2002) 1.48
CYP2D6 inhibition and breast cancer recurrence in a population-based study in Denmark. J Natl Cancer Inst (2011) 1.47
Validity and underrecording of diagnosis of COPD in the Danish National Patient Registry. Respir Med (2011) 1.44
Sex- and age-related differences in clinical outcome after primary percutaneous coronary intervention. EuroIntervention (2012) 1.42
Lack of observed association between high plasma osteoprotegerin concentrations and ischemic stroke risk in a healthy population. Clin Chem (2008) 1.41
Chronic infections in hip arthroplasties: comparing risk of reinfection following one-stage and two-stage revision: a systematic review and meta-analysis. Clin Epidemiol (2012) 1.41
Nonaspirin nonsteroidal anti-inflammatory drugs and risk of hospitalization for intracerebral hemorrhage: a population-based case-control study. Stroke (2003) 1.40
[Long-term survival rate of patients transfused with leucocyte-depleted and buffy-coat-poor blood during colorectal surgery--secondary publication. An eight-year post-trial follow-up study]. Ugeskr Laeger (2006) 1.38
Electronic healthcare databases for active drug safety surveillance: is there enough leverage? Pharmacoepidemiol Drug Saf (2012) 1.36
Delay of treatment is associated with advanced stage of rectal cancer but not of colon cancer. Cancer Detect Prev (2006) 1.36
The Danish Centre for Strategic Research in Type 2 Diabetes (DD2) study: implementation of a nationwide patient enrollment system. Clin Epidemiol (2012) 1.32
The impact of comorbidity and stage on ovarian cancer mortality: a nationwide Danish cohort study. BMC Cancer (2008) 1.31
Total hip arthroplasty in Denmark: incidence of primary operations and revisions during 1996-2002 and estimated future demands. Acta Orthop (2005) 1.29
Use of selective serotonin-reuptake inhibitors during early pregnancy and risk of congenital malformations: updated analysis. Clin Epidemiol (2010) 1.29
The Prevalence of chronic obstructive pulmonary disease among Danes aged 45-84 years: population-based study. COPD (2008) 1.28
Diabetes mellitus as a risk and prognostic factor for community-acquired bacteremia due to enterobacteria: a 10-year, population-based study among adults. Clin Infect Dis (2005) 1.27
Tamoxifen treatment and risk of deep venous thrombosis and pulmonary embolism: a Danish population-based cohort study. Cancer (2009) 1.25
Low mortality in HIV-infected patients starting highly active antiretroviral therapy: a comparison with the general population. AIDS (2004) 1.24
Congenital heart defects and developmental and other psychiatric disorders: a Danish nationwide cohort study. Circulation (2011) 1.24
The Danish Centre for Strategic Research in Type 2 Diabetes (DD2) study: expected outcome from the DD2 project and two intervention studies. Clin Epidemiol (2012) 1.24
Risk factors for revision due to infection after primary total hip arthroplasty. A population-based study of 80,756 primary procedures in the Danish Hip Arthroplasty Registry. Acta Orthop (2010) 1.21
Comparison of stent thrombosis, myocardial infarction, and mortality following drug-eluting versus bare-metal stent coronary intervention in patients with diabetes mellitus. Am J Cardiol (2008) 1.20
Self-management of oral anticoagulant therapy: a systematic review and meta-analysis. Int J Cardiol (2006) 1.19
The effect of race/ethnicity on the outcome of highly active antiretroviral therapy for human immunodeficiency virus type 1-infected patients. Clin Infect Dis (2002) 1.19
CagA+ Helicobacter pylori infection and gastric cancer risk in the EPIC-EURGAST study. Int J Cancer (2007) 1.18
In-hospital medical complications, length of stay, and mortality among stroke unit patients. Stroke (2011) 1.18
Comorbidity and mortality following hip fracture: a population-based cohort study. Aging Clin Exp Res (2008) 1.15
Association of Apgar score at five minutes with long-term neurologic disability and cognitive function in a prevalence study of Danish conscripts. BMC Pregnancy Childbirth (2009) 1.15
Selective detection of antibodies in microstructured polymer optical fibers. Opt Express (2005) 1.14
Delay of diagnosis and treatment of colorectal cancer--a population-based Danish study. Cancer Detect Prev (2008) 1.14
The Danish Centre for Strategic Research in Type 2 Diabetes (DD2) study: Collection of baseline data from the first 580 patients. Clin Epidemiol (2012) 1.14
Implant survival after primary total hip arthroplasty due to childhood hip disorders: results from the Danish Hip Arthroplasty Registry. Acta Orthop (2008) 1.14
Proton pump inhibitor use and risk of colorectal cancer: a population-based, case-control study. Gastroenterology (2007) 1.13
Predictors for pathologically confirmed aortitis after resection of the ascending aorta: a 12-year Danish nationwide population-based cross-sectional study. Arthritis Res Ther (2011) 1.12
Diabetes, glycemic control, and risk of tuberculosis: a population-based case-control study. Diabetes Care (2011) 1.11
Maternal use of fluconazole and risk of congenital malformations: a Danish population-based cohort study. J Antimicrob Chemother (2008) 1.11
Has directly observed treatment improved outcomes for patients with tuberculosis in southern Thailand? Trop Med Int Health (2002) 1.10
Antidepressants and risk of first-time hospitalization for myocardial infarction: a population-based case-control study. Am J Med (2004) 1.10
Harmonization process for the identification of medical events in eight European healthcare databases: the experience from the EU-ADR project. J Am Med Inform Assoc (2012) 1.09
Quality of care and mortality among patients with stroke: a nationwide follow-up study. Med Care (2008) 1.09
National quality measurement using clinical indicators: the Danish National Indicator Project. J Surg Oncol (2009) 1.09
Diabetes and outcome of community-acquired pneumococcal bacteremia: a 10-year population-based cohort study. Diabetes Care (2004) 1.08
Eighteen-year trends in stroke mortality and the prognostic influence of comorbidity. Neurology (2013) 1.07
Preadmission statin use and one-year mortality among patients in intensive care - a cohort study. Crit Care (2010) 1.07
Digoxin treatment is associated with an increased incidence of breast cancer: a population-based case-control study. Breast Cancer Res (2008) 1.07
Breast cancer recurrence risk related to concurrent use of SSRI antidepressants and tamoxifen. Acta Oncol (2010) 1.07
No increase in breast cancer recurrence with concurrent use of tamoxifen and some CYP2D6-inhibiting medications. Cancer Epidemiol Biomarkers Prev (2009) 1.06
Polybrominated diphenyl ethers in paired samples of maternal and umbilical cord blood plasma and associations with house dust in a Danish cohort. Int J Hyg Environ Health (2010) 1.06
Chronic obstructive pulmonary disease and mortality following hip fracture: a population-based cohort study. Eur J Epidemiol (2007) 1.06
EU-ADR healthcare database network vs. spontaneous reporting system database: preliminary comparison of signal detection. Stud Health Technol Inform (2011) 1.06
Aminoglycoside treatment and mortality after bacteraemia in patients given appropriate empirical therapy: a Danish hospital-based cohort study. J Antimicrob Chemother (2007) 1.05
Postterm delivery and risk for epilepsy in childhood. Pediatrics (2007) 1.04
Evidence-based organization and patient safety strategies in European hospitals. Int J Qual Health Care (2014) 1.03
Socioeconomic differences in quality of care and clinical outcome after stroke: a nationwide population-based study. Stroke (2011) 1.03
Postoperative use of bisphosphonates and risk of revision after primary total hip arthroplasty: a nationwide population-based study. Bone (2010) 1.02