Top1000 Scholar

Scholarly Index

Ron D. Hays

University of California, Los Angeles; 94,976 total citations; 1,284 total publications; best world rank #1

University of California, Los Angeles

94,976Total citations
1,284Total publications
149H-index

Published ranking records

FieldWindowWorld rankNational rankImpact score
Medical and Health SciencesLifetime146US 8199.99
Economics and FinanceLifetime64US 4599.93
Economics and Finance2021-2025533US 13198.02
General Health ProfessionsLifetime9US 499.99
Econometrics and Quantitative EconomicsLifetime25US 1699.95
HealthLifetime55US 3499.59
EpidemiologyLifetime461US 23699.41
Public, Environmental and Occupational HealthLifetime714US 36799.00
Management Science and Operations ResearchLifetime287US 11998.78
Emergency Medical ServicesLifetime367US 17896.64
Infectious DiseasesLifetime699US 36496.98
Applied PsychologyLifetime243US 14096.59
Pathology and Forensic MedicineLifetime780US 35996.30
Emergency MedicineLifetime470US 25695.70
Psychiatry and Mental healthLifetime817US 40896.53
Geriatrics and GerontologyLifetime275US 11593.21
Complementary and Alternative MedicineLifetime802US 27791.71
NephrologyLifetime630US 29792.40
Statistics and ProbabilityLifetime901US 49190.94
Family PracticeLifetime185US 8987.14
Health Information ManagementLifetime429US 19285.55
Neuropsychology and Physiological PsychologyLifetime275US 14783.34
OphthalmologyLifetime774US 36779.90
RehabilitationLifetime958US 35659.35
General Health Professions2021-202581US 3799.43
Econometrics and Quantitative Economics2021-2025393US 7697.97
Public, Environmental and Occupational Health2021-2025762US 28392.56
Clinical Pharmacology2021-2025220US 6091.79
Statistics and Probability2021-2025285US 11479.67
Health Information Management2021-2025121US 3764.12
Transportation2021-2025401US 9665.74
Ophthalmology2021-2025339US 13463.07
Psychiatry and Mental health2021-2025881US 36155.78
Patient Satisfaction in HealthcareLifetime1US 199.98
Health Systems, Economic Evaluations, Quality of LifeLifetime7US 399.95
Health and Wellbeing ResearchLifetime6US 399.73
Healthcare Policy and ManagementLifetime7US 599.82
Patient-Provider Communication in HealthcareLifetime5US 399.78
Chronic Disease Management StrategiesLifetime18US 1099.57
Health disparities and outcomesLifetime42US 2099.71
Primary Care and Health OutcomesLifetime46US 2899.47
Delphi Technique in ResearchLifetime20US 399.31
Global Health Workforce IssuesLifetime96US 4597.97
HIV/AIDS Research and InterventionsLifetime418US 24998.94
HIV-related health complications and treatmentsLifetime148US 8998.56
Palliative Care and End-of-Life IssuesLifetime354US 16798.24
Cancer survivorship and careLifetime259US 13498.15
Medication Adherence and ComplianceLifetime183US 11397.05
Frailty in Older AdultsLifetime369US 13797.25
Cardiac Health and Mental HealthLifetime398US 20597.32
Dialysis and Renal Disease ManagementLifetime597US 22897.40
Global Health Care IssuesLifetime505US 20496.43
Psychometric Methodologies and TestingLifetime50US 3097.21
Pharmacological Effects and Toxicity StudiesLifetime812US 30496.57
Childhood Cancer Survivors' Quality of LifeLifetime963US 49996.30
Dental Education, Practice, ResearchLifetime257US 8694.57
Substance Abuse Treatment and OutcomesLifetime685US 47496.16
Behavioral Health and InterventionsLifetime912US 49195.82
Alcohol Consumption and Health EffectsLifetime881US 40694.72
Statistical Methods in Clinical TrialsLifetime508US 26894.63
Interpreting and Communication in HealthcareLifetime185US 5892.62
Ophthalmology and Visual Impairment StudiesLifetime793US 29395.27
Meta-analysis and systematic reviewsLifetime481US 14194.40
Clinical practice guidelines implementationLifetime841US 21592.53
Advanced Causal Inference TechniquesLifetime288US 19292.99
Health Literacy and Information AccessibilityLifetime505US 26392.39
Health Promotion and Cardiovascular PreventionLifetime461US 11691.65
Reliability and Agreement in MeasurementLifetime147US 5387.36
Aging and Gerontology ResearchLifetime935US 45587.39
Optimism, Hope, and Well-beingLifetime947US 45784.24
Survey Methodology and NonresponseLifetime232US 11784.63
Cultural Competency in Health CareLifetime521US 24980.31
Pathogenesis and Treatment of HiccupsLifetime633US 20859.26
Advanced Statistical Modeling TechniquesLifetime708US 37755.80
Patient Satisfaction in Healthcare2021-20253US 299.19
Health Systems, Economic Evaluations, Quality of Life2021-2025366US 12596.51
Patient-Provider Communication in Healthcare2021-202574US 3494.30
Healthcare Policy and Management2021-2025142US 11494.95
Musculoskeletal pain and rehabilitation2021-2025365US 9895.76
Clinical practice guidelines implementation2021-202590US 1892.56
Primary Care and Health Outcomes2021-2025199US 11592.77
Occupational Health and Performance2021-2025452US 18275.51
Meta-analysis and systematic reviews2021-2025888US 17769.96
Social Media in Health Education2021-2025670US 29965.76
Nursing education and management2021-2025475US 10059.82