Troels Kristensen, Kim Rose-Olsen, and Christian Volmar Skovgaard. Effects of Point-Of-Care Testing in General Practice for Type 2 Diabetes Patients on Ambulatory Visits and Hospitalizations. International Journal of Environmental Research and Public Health. 2020.
Jan Mainz, Mikkel Hagen Hess, Søren Paaske Johnsen. The Danish unique personal identifier and the Danish Civil Registration System as a tool for research and quality improvement. International Journal for Quality in Health Care. 2020.
Pia Kjær Kristensen, Juan Merlo, Nermin Ghith et. al. Hospital differences in mortality rates after hip fracture surgery in Denmark. Clinical Epidemiology. 2019.
Pia Kjær Kristensen, Søren Paaske Johnsen, Reimar Wernich Thomsen. Decreasing trends, and geographical variation in outpatient antibiotic use: a population-based study in Central Denmark. BMC Infectious Disease. 2019.
Pia Kjær Kristensen, Rikke Søgaard, Theis Muncholm Thillemann et. al. High quality of care did not imply increased hospital spending- nationwide cohort study among hip fracture patients. International Journal for Quality in Health Care. 2019.
Anne Sofie Orup Larsen, Troels Kristensen, Jesper Lykkegaard, and Frans Boc. Use of preventive home visits by general practitioners in patients diagnosed with dementia. Danish Medical Journal. 2018.
Justin A. Charles, Peder Ahnfeldt-Mollerup, Jens Søndergaard, and Troels Kristensen. Empathy Variation in General Practice: A Survey among General Practitioners in Denmark. International Journal of Environmental Research and Public Health 2017.
Troels Kristensen, Frans Boch Waldorff, Jørgen Nexøe, Christian Volmar Skovsgaard, and Kim Rose-Olsen. Variation in Point-of-Care Testing of HbA1c in Diabetes Care in General Practice. International Journal of Environmental Research and Public Health. 2017.
Søren Paaske Johnsen, Pia Kjær Kristensen. Link between length of hospital stay and mortality among hip fracture patients varies across healthcare systems. Evidenced-Based Nursing. 2017.
Kristensen PK, Mor A, Thillemann TM, Johnsen SP, Pedersen AB. Is the higher mortality among men with hip fracture explained by sex-related differences in quality of in-hospital care? A population-based cohort study. Age Ageing. 2016.
Kristensen PK, Thillemann TM, Søballe K, Johnsen SP. Are process performance measures associated with clinical outcomes among patients with hip fractures? – A population-based cohort study. International Journal for Quality in Health Care. 2016.
Kristensen PK, Thillemann TM, Pedersen AB, Søballe K, Johnsen SP. Socioeconomic inequality in patient outcome among hip fracture patients: A population-based cohort study. Osteoporos Int. 2016.
Kristiansen NS, Kristensen PK, Nørgård BM, Mainz J, Johnsen SP. Off-hours admission and quality of hip fracture care: A nationwide cohort study of performance measures and case fatality. International Journal for Quality in Health Care. 2016.
Kristensen PK, Thillemann TM, Søballe K, Johnsen SP. Can improved quality of care explain the success of the orthogeriatric units? A population based study. Age Ageing 2016 45:66-71
Christensen HK, Kristensen T, Andersen MK, Lykkegaard J. (2016). Frailty characteristics and preventive home visits: an audit on elderly patients in Danish general practice. Family practice.
Godown J, Harris MT, Burger J, Dodd DA. Variation in the use of surveillance endomyocardial biopsy among pediatric heart transplant centers over time. Pediatric Transplant. 2015 Sep;19(6):612-7
Vestergaard AH, Christiansen CF, Nielsen H, Christensen S, Johnsen SP. Geographical variation in use of intensive care: a nationwide study. Intensive Care Med 2015;41:1895-902.
Kristensen PK, Thillemann TM, Johnsen SP. Is bigger always better? A nationwide study of hip fracture unit volume, 30-day mortality, quality of in-hospital care and length of hospital stay. Medical Care 2014 52:1023-9