January 01, 2015 article Open access Using multiple imputation to deal with missing data and attrition in longitudinal studies with repeated measures of patient-reported outcomes Clinical Epidemiology DOI: 10.2147/clep.s72247 Full text (OA) OpenAlex Authors 0 Author list not loaded yet. Cited by 5 stored of 154 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access Attrition and representativeness in development and validation of online symptom checkers—a case study on the Rheumatic? Questionnaire 2026 Frontiers in Artificial Intelligence article Social Sciences Survey Methodology and Nonresponse Open access 0 citations How to Analyze Longitudinal Patient‐Reported Outcomes in Populations With High Mortality Rates 2026 Journal of the American Geriatrics Society article Economics, Econometrics and Finance Health Systems, Economic Evaluations, Quality of Life Open access 3 citations The effectiveness of Function Focused Care among patients acutely admitted to hospital: A stepped wedge cluster trial 2024 International Journal of Nursing Studies article Medicine Stroke Rehabilitation and Recovery Open access 4 citations Clinical outcome in decompression alone versus decompression and instrumented fusion in patients with isthmic spondylolisthesis: a prospective cohort study 2023 Journal of Neurosurgery Spine article Medicine Spine and Intervertebral Disc Pathology Open access 7 citations Decompression alone versus decompression and instrumented fusion for the treatment of isthmic spondylolisthesis: a randomized controlled trial 2021 Journal of Neurosurgery Spine article Medicine Spine and Intervertebral Disc Pathology Open access 16 citations 5 results References 0