Header Logo

Lei Qian

Concepts (187)

Concepts are derived automatically from a person's publications.
Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.


Name Number of Publications Most Recent Publication Publications by All Authors Concept Score Why?
Vaccines
11
2022
220
1.900
Why?
Vaccination
17
2023
688
1.210
Why?
Whooping Cough
4
2022
65
1.020
Why?
Diphtheria-Tetanus-acellular Pertussis Vaccines
3
2022
88
0.950
Why?
Diphtheria
2
2022
13
0.860
Why?
Tetanus
2
2022
17
0.860
Why?
Humans
45
2023
17314
0.780
Why?
Cataplexy
1
2022
6
0.760
Why?
Narcolepsy
1
2022
9
0.760
Why?
Bell Palsy
1
2022
14
0.760
Why?
Thrombocytopenia
1
2022
15
0.750
Why?
Retrospective Studies
17
2022
2415
0.710
Why?
Myocardial Infarction
4
2022
224
0.610
Why?
Cohort Studies
10
2022
2514
0.540
Why?
Asthma
3
2020
400
0.530
Why?
Blood Cells
1
2016
4
0.520
Why?
Eosinophils
1
2016
9
0.520
Why?
Adult
20
2023
7500
0.510
Why?
Infant
10
2022
1161
0.500
Why?
Female
26
2022
12396
0.490
Why?
Male
23
2022
9804
0.450
Why?
Herpes Zoster Vaccine
3
2021
59
0.430
Why?
Seizures, Febrile
4
2022
42
0.420
Why?
Hospitalization
7
2022
804
0.400
Why?
Pandemics
4
2022
287
0.390
Why?
Aged
17
2021
6084
0.380
Why?
Delivery of Health Care, Integrated
4
2021
535
0.360
Why?
Middle Aged
17
2021
7836
0.350
Why?
United States
13
2022
3866
0.350
Why?
Influenza, Human
3
2022
282
0.340
Why?
Adolescent
12
2023
3538
0.340
Why?
Natural Language Processing
3
2022
60
0.340
Why?
Stroke
3
2022
309
0.330
Why?
Outpatients
2
2021
101
0.320
Why?
Patient Acceptance of Health Care
3
2022
381
0.320
Why?
Herpes Zoster
2
2021
82
0.300
Why?
Hepatitis B Vaccines
2
2020
44
0.280
Why?
Incidence
5
2022
1266
0.280
Why?
Databases, Factual
3
2019
304
0.260
Why?
Case-Control Studies
4
2023
1098
0.260
Why?
Infant, Newborn
4
2022
805
0.260
Why?
Young Adult
11
2021
2465
0.250
Why?
Influenza Vaccines
4
2019
292
0.250
Why?
Measles Vaccine
2
2022
17
0.220
Why?
California
9
2022
2311
0.220
Why?
Prospective Studies
4
2023
1226
0.210
Why?
Models, Statistical
2
2014
170
0.200
Why?
Typhoid-Paratyphoid Vaccines
1
2022
3
0.200
Why?
Travel
1
2022
10
0.200
Why?
Aged, 80 and over
8
2020
1925
0.190
Why?
Corynebacterium
1
2022
3
0.190
Why?
Latent Tuberculosis
1
2022
11
0.190
Why?
Shoulder Injuries
1
2022
2
0.190
Why?
Placenta
1
2022
20
0.190
Why?
Tuberculosis
1
2022
24
0.190
Why?
Orthopedic Procedures
1
2022
6
0.190
Why?
Anaphylaxis
2
2019
16
0.190
Why?
Child, Preschool
8
2021
1380
0.190
Why?
Measles
1
2022
24
0.180
Why?
Child
8
2022
2403
0.180
Why?
Politics
1
2020
10
0.170
Why?
Treatment Adherence and Compliance
1
2020
12
0.170
Why?
Inpatients
1
2021
79
0.170
Why?
Vaccination Coverage
1
2021
52
0.170
Why?
Urinary Tract Infections
1
2020
18
0.170
Why?
Diabetes Complications
1
2021
105
0.170
Why?
Hepatitis B
1
2020
45
0.170
Why?
Betacoronavirus
1
2020
37
0.160
Why?
Emergency Service, Hospital
2
2021
384
0.160
Why?
Ischemia
1
2019
4
0.160
Why?
Peripheral Arterial Disease
1
2019
12
0.160
Why?
Delivery of Health Care
2
2020
390
0.160
Why?
Coronavirus Infections
1
2020
50
0.160
Why?
Pneumonia, Viral
1
2020
57
0.160
Why?
Hypertension
2
2020
469
0.160
Why?
Autism Spectrum Disorder
1
2022
159
0.150
Why?
Pregnancy
2
2022
1463
0.150
Why?
Stress, Psychological
1
2020
134
0.150
Why?
Antihypertensive Agents
1
2020
154
0.150
Why?
Recurrence
2
2016
165
0.150
Why?
Risk
3
2020
496
0.150
Why?
Dyslipidemias
1
2019
56
0.150
Why?
Pain
1
2019
75
0.150
Why?
Disease Progression
2
2016
259
0.150
Why?
Telemedicine
1
2021
181
0.140
Why?
Healthcare Disparities
1
2020
202
0.140
Why?
Medicare Part D
1
2017
15
0.140
Why?
Hydroxymethylglutaryl-CoA Reductase Inhibitors
1
2019
165
0.140
Why?
Cost Sharing
1
2017
28
0.130
Why?
Treatment Outcome
2
2019
1160
0.130
Why?
Practice Patterns, Physicians'
1
2019
302
0.130
Why?
Cardiovascular Diseases
1
2022
532
0.130
Why?
Cell Count
1
2016
11
0.130
Why?
Heart Failure
1
2022
401
0.130
Why?
Infant, Small for Gestational Age
1
2016
54
0.130
Why?
Perioperative Period
1
2016
5
0.130
Why?
Anti-Asthmatic Agents
1
2016
89
0.120
Why?
Adrenergic beta-2 Receptor Agonists
1
2015
6
0.120
Why?
Biomarkers
1
2016
307
0.120
Why?
Immunization Schedule
3
2021
124
0.120
Why?
Pregnancy Outcome
1
2016
158
0.120
Why?
Demyelinating Autoimmune Diseases, CNS
1
2014
7
0.110
Why?
Premature Birth
1
2016
132
0.110
Why?
Pregnancy Complications, Infectious
1
2016
151
0.110
Why?
Diabetes Mellitus, Type 2
1
2021
664
0.110
Why?
Algorithms
3
2022
223
0.110
Why?
Obesity
1
2020
814
0.110
Why?
Computer Simulation
1
2014
80
0.110
Why?
Models, Theoretical
1
2014
67
0.110
Why?
Risk Factors
5
2020
3258
0.110
Why?
Biometry
1
2014
14
0.110
Why?
Safety
1
2014
43
0.110
Why?
Health Care Costs
1
2015
207
0.100
Why?
Follow-Up Studies
1
2016
1151
0.100
Why?
Time Factors
4
2019
1039
0.100
Why?
Papillomavirus Vaccines
1
2014
114
0.100
Why?
Multiple Sclerosis
1
2014
102
0.100
Why?
HIV Infections
1
2019
712
0.100
Why?
Pneumococcal Vaccines
1
2013
68
0.100
Why?
Adverse Drug Reaction Reporting Systems
1
2012
93
0.100
Why?
Drug-Related Side Effects and Adverse Reactions
1
2012
109
0.090
Why?
Age Factors
3
2020
878
0.090
Why?
Vaccines, Combined
2
2022
80
0.080
Why?
Fever
2
2022
54
0.080
Why?
Observational Studies as Topic
2
2020
47
0.070
Why?
Sex Factors
2
2020
603
0.070
Why?
Immunization Programs
2
2020
65
0.070
Why?
Comorbidity
2
2020
560
0.060
Why?
Vaccines, Inactivated
2
2019
72
0.060
Why?
Prevalence
2
2021
840
0.060
Why?
Maternal Age
2
2016
74
0.060
Why?
Managed Care Programs
2
2017
300
0.060
Why?
Product Surveillance, Postmarketing
2
2016
96
0.050
Why?
Electronic Health Records
2
2019
704
0.050
Why?
Travel-Related Illness
1
2022
3
0.050
Why?
RNA, Messenger
1
2023
72
0.050
Why?
Respiration, Artificial
1
2022
36
0.050
Why?
Acute Disease
1
2022
144
0.050
Why?
Measles-Mumps-Rubella Vaccine
1
2022
62
0.050
Why?
Aftercare
1
2022
47
0.050
Why?
Chickenpox Vaccine
1
2022
91
0.040
Why?
Adjuvants, Immunologic
1
2021
16
0.040
Why?
Sodium Chloride Symporter Inhibitors
1
2020
9
0.040
Why?
Vaccines, Synthetic
1
2021
36
0.040
Why?
Drug Therapy, Combination
1
2020
107
0.040
Why?
Hyperlipidemias
1
2020
44
0.040
Why?
Angiotensin-Converting Enzyme Inhibitors
1
2020
84
0.040
Why?
Patient Discharge
1
2022
153
0.040
Why?
Neuralgia, Postherpetic
1
2019
12
0.040
Why?
Cerebrovascular Disorders
1
2019
31
0.040
Why?
Blood Pressure
1
2020
275
0.040
Why?
Drug Utilization
1
2019
121
0.040
Why?
Herpesvirus 3, Human
1
2019
44
0.040
Why?
Critical Illness
1
2019
51
0.040
Why?
Anti-Bacterial Agents
1
2020
143
0.040
Why?
Ambulatory Care
1
2020
225
0.040
Why?
Viral Load
1
2019
136
0.040
Why?
Guideline Adherence
1
2019
149
0.040
Why?
Severity of Illness Index
1
2019
437
0.030
Why?
Practice Guidelines as Topic
1
2019
310
0.030
Why?
Pregnancy Trimesters
1
2016
29
0.030
Why?
Outpatient Clinics, Hospital
1
2016
13
0.030
Why?
Influenza A Virus, H1N1 Subtype
1
2016
56
0.030
Why?
Diabetes Mellitus
1
2020
452
0.030
Why?
Bias
1
2016
96
0.030
Why?
Infection
1
2016
17
0.030
Why?
Propensity Score
1
2016
76
0.030
Why?
Body Mass Index
1
2020
937
0.030
Why?
Seasons
1
2016
113
0.030
Why?
International Classification of Diseases
1
2015
86
0.030
Why?
Epilepsy
1
2014
13
0.030
Why?
Likelihood Functions
1
2014
45
0.030
Why?
Poisson Distribution
1
2014
85
0.030
Why?
Patient Readmission
1
2016
161
0.030
Why?
Regression Analysis
1
2014
270
0.030
Why?
Gestational Age
1
2014
112
0.030
Why?
Heptavalent Pneumococcal Conjugate Vaccine
1
2013
15
0.030
Why?
Mucocutaneous Lymph Node Syndrome
1
2013
18
0.030
Why?
Vaccines, Acellular
1
2012
11
0.020
Why?
Vaccines, Conjugate
1
2013
59
0.020
Why?
Quality Control
1
2012
41
0.020
Why?
Off-Label Use
1
2012
14
0.020
Why?
Odds Ratio
1
2014
640
0.020
Why?
Multivariate Analysis
1
2014
535
0.020
Why?
Proportional Hazards Models
1
2014
701
0.020
Why?
Risk Assessment
1
2016
1076
0.020
Why?
Ethnic Groups
1
2014
451
0.020
Why?
Concepts (187)
Explore
_
Co-Authors (31)
Explore
_
Similar People (60)
Explore
_
Same Department Expand Description
Explore
_
Physical Neighbors
_
-->

© 2026 Kaiser Permanente

Your Privacy Choices