Browse Items (112 total)
- Tags: Prospective Studies
Reclining chairs reduce pain from gurneys in older emergency department patients: a randomized controlled trial.
Tags: 2005, 80 and over, Academic Emergency Medicine, Aged, Beds and Mattresses, Blanda M, Burger B, Coefficient Alpha, Community, Confidence Intervals, Data Analysis Software, Department of Emergency Medicine, Descriptive Statistics, Emergency Patients, Emergency Service, Funding Source, Gerson L W, Hospitals, Human, Interior Design and Furnishings, NEOMED College of Medicine, Ohio, Outpatients, Pain – Prevention and Control – In Old Age, Pain Measurement, PATIENT positioning, Patient Satisfaction, Prospective Studies, Scales, Self Report, Sensitivity and Specificity, Single-Blind Studies, Summated Rating Scaling, Surveys, Treatment Outcomes, Wilber S T
Remission of nephrotic syndrome in type 1 diabetes: long-term follow-up of patients in the Captopril Study.
Tags: 1999, Adult, American journal of kidney diseases : the official journal of the National Kidney Foundation, Angiotensin-Converting Enzyme Inhibitors/*therapeutic use, Antihypertensive Agents/*therapeutic use, Bain R P, Blood Pressure/drug effects, Blumenthal S, Captopril/*therapeutic use, Cattran D, Chronic/etiology, Creatinine/blood, Department of Internal Medicine, Diabetes Mellitus, Diabetic Nephropathies/*drug therapy/physiopathology, Disease Progression, Female, Follow-Up Studies, Hebert L A, Humans, Kidney Failure, Levey A S, Lewis E J, Lewis J B, Male, Middle Aged, NEOMED College of Medicine, Nephrotic Syndrome/complications/*drug therapy/physiopathology, Prospective Studies, Proteinuria, Randomized Controlled Trials as Topic, Remission Induction, Rohde R D, Spitalewitz S, Type 1/*complications, Whittier F, Wilmer W A
Shear wave ultrasound elastography of the prostate: initial results.
Tags: *Endosonography, 2012, Aged, Barr Richard G, Biopsy, Biopsy – Methods, Diagnosis, Differential, Elasticity, Elasticity Imaging Techniques/*methods, Equipment and Supplies, Follow-Up Studies, Health Screening, Human, Humans, Magnetic Resonance Imaging, Male, Memo Richard, Middle Age, Middle Aged, Ohio, Predictive Value of Tests, Prospective Studies, Prostate – Analysis, Prostate – Anatomy and Histology, Prostate-Specific Antigen – Blood, Prostate/*diagnostic imaging/pathology, Prostatic Hypertrophy, Prostatic Neoplasms – Diagnosis, Prostatic Neoplasms – Pathology, Prostatic Neoplasms/*diagnostic imaging/pathology, Rectum, ROC Curve, Schaub Carl R, Sensitivity and Specificity, Spectrum Analysis, Ultrasonography – Methods, Ultrasound quarterly
Short-term functional decline and service use in older emergency department patients with blunt injuries.
Tags: *Activities of Daily Living, 2010, 80 and over, Academic emergency medicine : official journal of the Society for Academic Emergency Medicine, Academic Medical Centers, Activities of Daily Living, Aged, Allen Kyle R, Blanda Michelle, Bone/physiopathology/therapy, Clinical Assessment Tools, Comorbidity, Confidence Intervals, Department of Emergency Medicine, Descriptive Statistics, Emergency Care – In Old Age, Emergency Patients – In Old Age, Emergency Service, Family, Female, Fisher's Exact Test, Fractures, Functional Status – In Old Age, Geriatric Assessment, Geriatric Functional Assessment, Gerson Lowell W, Health Resource Utilization – In Old Age, Hospital/*statistics & numerical data, Hospitals, Human, Humans, Logistic Models, Logistic Regression, Longitudinal Studies, Male, Mental Status Schedule, NEOMED College of Medicine, Nonpenetrating – In Old Age, Nonpenetrating/*physiopathology/*therapy, OARS Multidimensional Functional Assessment Questionnaire, Odds Ratio, Ohio, Outcome Assessment, Outpatients, P-Value, Predictive Value of Tests, Prospective Studies, Questionnaires, Record Review, ROC Curve, Scales, Summated Rating Scaling, Surveys and Questionnaires, T-Tests, Teaching, Treatment Outcome, Treatment Outcomes, Wilber Scott T, Wounds
Sinus CT Scan Findings in 'Sinus Headache' Migraineurs.
Tags: 2008, Evaluation Research, Headache: The Journal of Head & Face Pain, Human, Kremer PS, Mehle ME, Migraine – Complications, Migraine – Radiotherapy, Paranasal Sinus Diseases – Complications, Paranasal Sinus Diseases – Radiography, Paranasal Sinuses – Abnormalities, Paranasal Sinuses – Radiography, Prospective Studies, Severity of Illness Indices, Tomography, X-Ray Computed – Methods
Sinus CT scan findings in "sinus headache" migraineurs.
Tags: 2008, Evaluation Studies as Topic, Headache, Humans, Kremer Patricia S, Mehle Mark E, Migraine Disorders/complications/*radiotherapy, Paranasal Sinus Diseases/complications/diagnostic imaging, Paranasal Sinuses/abnormalities/*diagnostic imaging, Prospective Studies, Severity of Illness Index, Tomography, X-Ray Computed/*methods
Skin sterility after application of a vapocoolant spray.
Tags: 2014, Administration, Adult, Aerosols, Aged, Anti-Infective Agents, Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.], Female, Fluorinated/*administration & dosage, Healthy Volunteers, Huettner Franziska, Humans, Hydrocarbons, Local/*administration & dosage, Male, Middle Aged, Ozturk Cemile, Pain/*prevention & control, Povidone-Iodine/*administration & dosage, Prospective Studies, Richards Bryson G, Schleicher William F, Skin/*microbiology, Topical, Young Adult, Zins James E, Zuccaro Patricia
Sole Dependence on Urine Testing Strips and the Ability to Identify Clinically Significant Disease: Challenging the Current Paradigm for Heme Detection in General Clinical Situations.
Tags: *Microscopy/methods, 2016, Chi Square Test, False Negative Results, Female, hematuria, Hematuria – Diagnosis, Hematuria – Etiology, Hematuria/*diagnosis, Heme/*urine, Human, Humans, Indiana, Laboratory medicine, laboratory testing, Male, Microscopy, Middle Age, Middle Aged, Outpatients, P-Value, Prospective Studies, Reagent Strips, Reagent Strips – Utilization, Record Review, Retrospective Design, Retrospective Studies, Rothschild Bruce, safety monitoring, T-Tests, Urinalysis
Spectrum of excess mortality due to carbapenem-resistant Klebsiella pneumoniae infections.
Tags: *beta-Lactam Resistance, 2016, 80 and over, Aged, Bacteremia/microbiology/mortality, Bacterial/microbiology/mortality, Bonomo R A, carbapenem-resistant Enterobacteriaceae, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases, Cober E, Department of Internal Medicine, Doi Y, Epidemiology, Evans S, Female, Fowler V G Jr, Hauck C, Humans, Kalayjian R C, Kaye K S, Klebsiella Infections/*microbiology/*mortality, Klebsiella pneumoniae, Klebsiella pneumoniae/*drug effects/isolation & purification, Longitudinal Studies, Male, Middle Aged, Mortality, NEOMED College of Medicine, Perez F, Pneumonia, Prospective Studies, Richter S S, Salata R A, Scalera N M, Survival Analysis, Urinary Tract Infections/microbiology/mortality, van Duin D, Watkins R R
Spinous process osteotomies to facilitate lumbar decompressive surgery.
Tags: 1999, 80 and over, Aged, Decompression, Female, Fraser R D, Humans, Laminectomy/adverse effects/methods, Low Back Pain, Lumbar Vertebrae/*surgery, Magnetic Resonance Imaging, Male, Middle Aged, Osteotomy/adverse effects/instrumentation/*methods, Pain Measurement, Peterson M, Prospective Studies, Spinal Stenosis/*surgery, Spine, Surgical/adverse effects/instrumentation/*methods, Treatment Outcome, Weiner B K
Stages of change analysis of smokers attending clinics for the medically underserved.
Tags: *Health Behavior, *Smoking Cessation/psychology/statistics & numerical data, 2002, Adult, Counseling, Department of Family & Community Medicine, Gil Karen M, Gilchrist Valerie J, Humans, Kimble Emily A, Kline Sarah C, Male, McCord Gary, McCormick Kenelm F, Medically Underserved Area, Models, NEOMED College of Medicine, Prospective Studies, Schrop Susan Labuda, Socioeconomic Factors, Surveys and Questionnaires, The Journal of family practice, Theoretical
The assessment and treatment of back and neck pain: an initial investigation in a primary care practice-based research network.
Tags: *Research, 2015, 80 and over, acute back and neck pain, Acute Disease, Adult, Aged, back pain, Baughman Kristin, chronic back and neck pain, Chronic pain, Chronic Pain/diagnosis/therapy, College of Medicine, Department of Family & Community Medicine, Female, Fischbein Rebecca, Hewit Michael, Human, Humans, Logistic Regression, Low Back Pain, Low Back Pain/*diagnosis/*therapy, Male, McCormick Kenelm, Meeker James, Middle Aged, Neck Pain, Neck Pain/*diagnosis/*therapy, NEOMED College of Medicine, non-malignant back and neck pain, Pain Measurement, primary care providers, Primary Health Care, Primary health care research & development, Primary Health Care/*methods, Prospective Studies, Schrop Susan Labuda, Selius Brian A, Surveys, T-Tests, Treatment Outcome, Young Adult
The associations of 25-hydroxyvitamin D levels, vitamin D binding protein gene polymorphisms, and race with risk of incident fracture-related hospitalization: Twenty-year follow-up in a bi-ethnic cohort (the ARIC Study).
Tags: *Polymorphism, 2015, African Continental Ancestry Group, Aged, Alleles, Appel Lawrence J, Bone, Epidemiology, Ethnic Groups, European Continental Ancestry Group, Female, Follow-Up Studies, Fracture, Fracture Healing, Genetic Variation, Genotype, Grams Morgan E, Guallar Eliseo, Hip Fractures/blood/*ethnology/*genetics, Hospitalization, Humans, Incidence, Lutsey Pamela L, Male, Michos Erin D, Middle Aged, Proportional Hazards Models, Prospective Studies, Race, Risk Factors, Schneider Andrea L C, Selvin Elizabeth, Single Nucleotide, Takiar Radhika, Vitamin D, Vitamin D binding protein polymorphisms, Vitamin D-Binding Protein/*genetics, Vitamin D/*analogs & derivatives/blood, Zhao Di
The consultation and referral process. A report from NEON. Northeastern Ohio Network Research Group.
Tags: *Communication, *Family Practice/statistics & numerical data, *Medicine, *Referral and Consultation/statistics & numerical data, *Specialization, 1998, Adolescent, Adult, Aged, Ambulatory Care, Bourguet C C, Child, Cross-Sectional Studies, Family, Female, Gilchrist V, Humans, Interprofessional Relations, Male, McCord G, Middle Aged, Ohio, Physicians, Preschool, Prospective Studies, The Journal of family practice, United States
The effect of a 12-month longitudinal long-term care rotation on knowledge and attitudes of internal medicine residents about geriatrics.
Tags: 2007, Aged, Attitude Measures, Attitude of Health Personnel, Baum EE, Clinical Competence, Confidence Intervals, Curriculum, Data Analysis Software, Education, Educational Measurement, Geriatric Assessment, Geriatrics – Education, Human, Internal Consistency, Internal Medicine, Interns and Residents, Internship and Residency, Journal of the American Medical Directors Association, Long Term Care – Education, Medical, Nelson KM, Nursing Homes, Ohio, P-Value, Paired T-Tests, Pretest-Posttest Design, Professional Knowledge, Prospective Studies, Questionnaires, Scales, Summated Rating Scaling, Terminal Care – Education, Wilcoxon Signed Rank Test
The formation of cocaethylene and clinical presentation of ED patients testing positive for the use of cocaine and ethanol.
Tags: *Alcohol Drinking/metabolism, *Cocaine/*analogs & derivatives/biosynthesis, 1996, Adult, Cross-Sectional Studies, Department of Emergency Medicine, Dickey-White H I, Dopamine Uptake Inhibitors/*metabolism, Emergencies, Female, Humans, Kulics A T, Male, NEOMED College of Medicine, Perch S, Prospective Studies, Schechter M D, Signs S A, Substance-Related Disorders/*metabolism, The American journal of emergency medicine, Vanek V W
The influence of family environment on dissociation in pediatric injury patients.
Tags: 2011, Accidents – Adverse Effects, Adolescence, Akron Children's Hospital, Analysis of Covariance, Bivariate Statistics, Checklists, Chi Square Test, Child, Child Development, Christopher Norman C, Clinical Child Psychology & Psychiatry, Confidence Intervals, Correlational Studies, Data Analysis Software, Delahanty Douglas L, Department of Emergency Medicine, Department of Pediatrics, Descriptive Research, Descriptive Statistics, Dissociative Disorders – Risk Factors, Family, Family Coping, Family Relations, Female, Funding Source, Human, Income, Interview Guides, Male, NEOMED College of Medicine, Nugent Nicole R, Ohio, Parametric Statistics, Parenting Education, Patient-Family Relations, Pearson's Correlation Coefficient, Pretest-Posttest Design, Prospective Studies, Questionnaires, Retrospective Design, Scales, Self Report, Semi-Structured Interview, Severity of Illness Indices, Sledjeski Eve M, Social Environment, Socioeconomic Factors, Wounds and Injuries – Complications
The natural history of halo nevi: a retrospective case series.
Tags: *Skin Pigmentation, 2012, Adolescence, Adolescent, Adult, Aouthmany Mouhammad, Brodell Robert T, Child, Databases, Disease Progression, Disease Remission, Factual/*statistics & numerical data, Female, Follow-Up Studies, Halo – Pathology, Halo – Surgery, Halo/*pathology/*surgery, Human, Humans, Journal of the American Academy of Dermatology, Male, Middle Age, Middle Aged, Nevus, Preschool, Prospective Studies, Questionnaires, Remission, Remission Induction, Resource Databases, Retrospective Design, Retrospective Studies, Skin Pigmentation, Spontaneous, Surveys and Questionnaires, Weinstein Mara, Young Adult, Zirwas Matthew J
The Role of Negative Affect on Headache-Related Disability Following Traumatic Physical Injury.
Tags: 2018, Acute Disease – Etiology, ACUTE diseases, Acute physical injury, Adult, Anxiety Disorders, Arousal, AROUSAL (Physiology), Avoidance, Avoidance (Psychology), Chronic pain, Delahanty Douglas L, Depression, Early Intervention, EARLY medical intervention, George Richard L, Headache, Headache – Etiology, headache-related disability, Health Status, Health Status Indicators, Hruska Bryce, Human, hyperarousal, INJURY complications, Linear Regression, LONGITUDINAL method, MENTAL depression, negative affect, Nonexperimental Studies, OBSERVATION (Scientific method), Pacella Maria L, Post-Traumatic, POST-traumatic stress disorder, Prospective Studies, PTSD symptoms, Regression Analysis, Secondary Analysis, Stress Disorders, Trauma – Complications
The Six-item Screener to Detect Cognitive Impairment in Older Emergency Department Patients.
Tags: 2008, Academic Emergency Medicine, Academic Medical Centers, Aged, Carpenter CR, Cognition Disorders – Diagnosis, Confidence Intervals, Cross Sectional Studies, Emergency Medicine – Equipment and Supplies, Emergency Service, Female, Geriatric Assessment, Human, Hustey FM, Male, Prospective Studies, Psychological Tests, ROC Curve, Sensitivity and Specificity, Wilber S T
The utility of hair cortisol concentrations in the prediction of PTSD symptoms following traumatic physical injury.
Tags: *Acute physical injury, *Avoidance, *Hair cortisol concentrations, *Numbing, *PTSD, *PTSD symptoms, 2017, 80 and over, Adult, Aged, Biological Markers, Delahanty Douglas L, Female, George Richard L, Hair Analysis, Hair/*chemistry, Hruska Bryce, Human, Humans, Hydrocortisone, Hydrocortisone/*analysis, Male, Middle Aged, Midwestern United States, Pacella Maria L, Post-Traumatic – Risk Factors, Post-Traumatic/*diagnosis/*etiology, Prospective Studies, Regression, Retrospective Design, Retrospective Studies, Risk Factors, Saliva, Social science & medicine (1982), Steudte-Schmiedgen Susann, Stress Disorders, Trauma Centers – Midwestern United States, Wounds and Injuries/*complications
Topical brinzolamide (Azopt) versus placebo in the treatment of infantile nystagmus syndrome (INS).
Tags: 2015, Adkinson Tonia, Administration, Adult, Aged, Binocular/physiology, Carbonic Anhydrase Inhibitors/*therapeutic use, Clinical Trial, Cross-Over Studies, Double-Blind Method, Female, Hertle Richard W, Humans, Male, Middle Aged, Muscles, Nystagmus, Ophthalmic Solutions, Pathologic/*drug therapy/physiopathology, Prospective Studies, Reed Michael, Sulfonamides/*therapeutic use, The British journal of ophthalmology, Thiazines/*therapeutic use, Topical, Treatment Medical, Vision, Visual Acuity/physiology, Yang Dongsheng
Transfer of DNR orders to the ED from extended care facilities.
Tags: *Advance Directives, *Critical Illness, *Health Services for the Aged, *Skilled Nursing Facilities, 2017, 80 and over, Advance Directives, Aged, Amireh Ahmad, Chaudhary Ali, Coding – Administration, Coding – Standards, Critical Illness, Do-not-resuscitate, Emergency Medical Services – Administration, Emergency Medical Services/*organization & administration, Emergency Service, EMS, Extended care facilities, Female, Forms and Records Control/*organization & administration/standards, Frey Jennifer A, Health Services for the Aged, Hospital, Human, Humans, Length of Stay, Male, McQuown Colleen M, Medical Records – Statistics and Numerical Data, Medical Records/*statistics & numerical data, Middle Age, Middle Aged, Ohio, Outcome Assessment, Outcome Assessment (Health Care), Patient Advocacy, Physicians, Prospective Studies, Resuscitation Orders, Skilled Nursing Facilities, The American journal of emergency medicine
Treatment of asymptomatic hyperuricemia and prevention of vascular disease: a decision analytic approach.
Tags: *Markov Chains, 2014, Aged, Akkineni Roopa, Albert Daniel A, Allopurinol – Therapeutic Use, Allopurinol/*therapeutic use, CARDIOVASCULAR DISEASE, Choi Hyon K, DECISION ANALYSIS, Decision Support Techniques, Female, Follow-Up Studies, Gout Suppressants – Therapeutic Use, Gout Suppressants/*therapeutic use, Human, Humans, HYPERURICEMIA, Hyperuricemia – Complications, Hyperuricemia – Diagnosis, Hyperuricemia – Drug Therapy, Hyperuricemia/complications/*diagnosis/*drug therapy, Lee Alexandra, Male, Middle Age, Middle Aged, Miller Katherine L, Probability, Prospective Studies, Risk Assessment, Severity of Illness Index, Severity of Illness Indices, Sex Factors, Tapp Stephanie, The Journal of rheumatology, Tosteson Anna N A, Treatment Outcome, Treatment Outcomes, Uric Acid – Blood, Uric Acid/blood, Vascular Diseases – Etiology, Vascular Diseases – Prevention and Control, Vascular Diseases/etiology/*prevention & control, Zhu Yanyan
Two-trocar cholecystectomy by strategic laparoscopy for improved cosmesis (SLIC).
Tags: 2013, Adult, Body Mass Index, Bohon Ashley, Cholecystectomy, Dan Adrian G, Feasibility Studies, Female, Humans, JSLS : Journal of the Society of Laparoendoscopic Surgeons, Laparoscopic/*instrumentation/*methods, Middle Aged, Mirhaidari Shayda, Operative Time, Pozsgay Mark, Prospective Studies, Standerwick Andrew, Surgical Instruments, Young Adult, Zografakis John G
Ultrasound-assisted internal jugular vein catheterization in the ED.
Tags: *Emergency Treatment, *Jugular Veins, 1998, Blanda M P, Catheter Placement Determination, Catheterization, Central Venous, Central Venous/adverse effects/*methods, Clinical Competence, Convenience Sample, Department of Emergency Medicine, Descriptive Statistics, Emergency Care, Emergency Service, Gallo U, Hematoma/etiology, Hospital, Hospital/education, Hrics P, Human, Humans, Interventional/adverse effects/*methods, Jugular Veins – Ultrasonography, Medical Staff, NEOMED College of Medicine, Patient Selection, Prospective Studies, Record Review, The American journal of emergency medicine, Treatment Outcomes, Ultrasonography, Wilber S
Using established predictors of post-traumatic stress to explain variations in recovery outcomes among orthopedic patients.
Tags: *Recovery of Function, 2015, 80 and over, activity, Adult, adults, Aged, Arthroplasty, Clinical Assessment Tools, Coefficient Alpha, Comorbidity, Contrera Kevin, Cremeans-Smith Julie K, Delahanty Douglas L, Department of Family & Community Medicine, Depression, Descriptive Statistics, disability, Disabled, distress, Female, Funding Source, Greene Kenneth, Health Care, Hip Fractures – Surgery, Hip/*psychology, Human, Humans, Journal of health psychology, Knee, Knee/*psychology, Male, Middle Age, Middle Aged, Miller Eric T, NEOMED College of Medicine, Ohio, Orthopedic Surgery, outcomes, P-Value, Pain, Pain Measurement, Pfefferle Kiel, Post-Traumatic – Risk Factors, Post-Traumatic/*etiology, Prospective Studies, Record Review, recovery, Regression, Regression Analysis, Replacement, Risk Assessment, Scales, Speering Leann, Stress Disorders, T-Tests, Treatment Outcomes, Walking
Using paramedics to identify at-risk elderly.
Tags: *Emergency Medical Technicians, *Geriatric Assessment, 1992, Aged, Annals of emergency medicine, Department of Emergency Medicine, Female, Gerson L W, Humans, Male, NEOMED College of Medicine, Ohio, Predictive Value of Tests, Prospective Studies, Records, Risk Factors, Schelble D T, Wilson J E
Using the Sauvegrain method to predict peak height velocity in boys and girls.
Tags: *growth, 2008, Adolescence, Adolescent, Age Determination by Skeleton – Methods, Age Determination by Skeleton/*methods, Body Height – Physiology, Body Height/*physiology, Child, Cooperman Daniel R, Elbow – Radiography, Elbow/*diagnostic imaging, Female, Follow-Up Studies, growth, Hans Sarah D, Human, Humans, Journal of pediatric orthopedics, Male, Observer Bias, Observer Variation, Prospective Studies, Reproducibility of Results, Reproduction, Sanders James O, Sex Characteristics
Utilization of a reminder mailing to improve blood glucose log reporting in an outpatient diabetes clinic.
Tags: 2012, Adult, Aged, Ambulatory Care – Methods, American journal of therapeutics, Blood Glucose Self-Monitoring – Methods, Chomo DL, Department of Family & Community Medicine, Department of Internal Medicine, Department of Pharmaceutical Sciences, Department of Pharmacy Practice, Diabetes Mellitus – Drug Therapy, Dillon ML, Female, Frazee L A, Human, Hypoglycemic Agents – Therapeutic Use, Mail, Male, Middle Age, Moorman JM, Myers NA, NEOMED College of Medicine, NEOMED College of Pharmacy, Patient Compliance, Prospective Studies, Reminder Systems, Retrospective Design
Willingness and Ability of Older Adults in the Emergency Department to Provide Clinical Information Using a Tablet Computer.
Tags: *aged, *Attitude to Computers, *Computers, *Data Collection, *Elderly, *emergency department, *Emergency Service, 2016, 80 and over, Academic Medical Centers, Academic Medical Centers – North Carolina, Aged, Brahmandam Sruti, Braz Valerie A, Computers, Confidence Intervals, Convenience Sample, Cross Sectional Studies, CROSS-sectional method, Cross-Sectional Studies, Descriptive Statistics, Emergency Care – In Old Age, Emergency Medical Services, Emergency Service, Female, Handheld, Holland Wesley C, Hospital, HOSPITAL emergency services, Human, Humans, Hunold Katherine M, Jones Christopher W, Journal of the American Geriatrics Society, LONGITUDINAL method, Male, Mangipudi Sowmya A, Mass Screening/*instrumentation, MEDICAL cooperation, Medlin Richard P, Multicenter Studies, New Jersey, North Carolina, OLD age, Patient Attitudes – Evaluation – In Old Age, PATIENTS' attitudes, Platts-Mills Timothy F, Portable – Utilization – In Old Age, PORTABLE computers, Prospective Studies, Research, SCALE analysis (Psychology), Scales, STATISTICAL sampling, Summated Rating Scaling, Surveys and Questionnaires, United States, User-Computer Interface