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Kumar Rajan

Concepts (378)

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?
Cognitive Dysfunction
42
2025
944
12.890
Why?
Apolipoprotein E4
17
2025
232
6.670
Why?
Alzheimer Disease
23
2025
1812
5.200
Why?
Aged
82
2025
8480
3.620
Why?
Cognition
30
2024
1214
3.410
Why?
tau Proteins
6
2025
189
2.910
Why?
Chicago
29
2025
909
2.820
Why?
Female
88
2025
14422
2.810
Why?
Neurofilament Proteins
4
2025
17
2.750
Why?
Male
78
2025
14087
2.670
Why?
Cognition Disorders
14
2018
883
2.660
Why?
Stroke
6
2023
236
2.520
Why?
Humans
105
2025
25950
2.490
Why?
Aged, 80 and over
41
2025
4409
2.440
Why?
Neurodegenerative Diseases
3
2025
110
2.370
Why?
Longitudinal Studies
28
2025
1269
2.330
Why?
Aging
14
2025
1389
2.220
Why?
Cohort Studies
25
2025
1745
2.100
Why?
Biomarkers
11
2025
517
2.050
Why?
Risk Factors
25
2025
2183
1.930
Why?
Glial Fibrillary Acidic Protein
3
2025
40
1.820
Why?
Apolipoproteins E
8
2023
218
1.810
Why?
Alleles
9
2024
186
1.780
Why?
Exercise
9
2023
371
1.580
Why?
Blood Pressure
3
2024
181
1.550
Why?
White Matter
3
2022
124
1.500
Why?
Activities of Daily Living
9
2018
577
1.490
Why?
Prospective Studies
15
2025
1686
1.380
Why?
Population Surveillance
3
2021
113
1.370
Why?
Dementia
9
2024
474
1.330
Why?
Vitamin E
2
2023
30
1.230
Why?
Cardiovascular Diseases
2
2025
265
1.210
Why?
Intermediate Filaments
4
2023
19
1.210
Why?
Genotype
7
2024
306
1.170
Why?
Incidence
12
2025
724
1.150
Why?
Memory Disorders
3
2024
144
1.100
Why?
Disease Progression
11
2019
636
1.100
Why?
Dietary Approaches To Stop Hypertension
2
2024
31
1.070
Why?
Loneliness
2
2025
57
1.060
Why?
Diet, Mediterranean
3
2024
84
1.040
Why?
Mortality
4
2021
87
1.010
Why?
Lipids
1
2025
44
0.920
Why?
Social Isolation
1
2025
27
0.910
Why?
United States
12
2024
1935
0.890
Why?
Disability Evaluation
4
2014
248
0.880
Why?
Dietary Fats
1
2024
33
0.870
Why?
Whole Grains
1
2023
6
0.860
Why?
Neuropathology
3
2021
66
0.810
Why?
Depression
4
2014
413
0.790
Why?
Vitamin D
1
2022
34
0.760
Why?
Healthy Lifestyle
5
2024
42
0.760
Why?
Antihypertensive Agents
2
2021
43
0.750
Why?
Independent Living
5
2025
282
0.730
Why?
Membrane Proteins
1
2021
157
0.670
Why?
Geriatric Assessment
5
2021
193
0.650
Why?
Follow-Up Studies
11
2024
1717
0.610
Why?
Neuropsychological Tests
11
2018
1094
0.600
Why?
Time Factors
10
2021
1387
0.580
Why?
Diet
4
2023
190
0.580
Why?
Art
1
2016
1
0.530
Why?
Genetic Predisposition to Disease
6
2022
325
0.530
Why?
Mental Status and Dementia Tests
3
2023
48
0.520
Why?
Music
1
2016
23
0.520
Why?
Diabetes Complications
1
2016
52
0.510
Why?
Life Style
5
2022
137
0.510
Why?
Models, Statistical
2
2021
120
0.500
Why?
Obesity
6
2014
280
0.490
Why?
Prevalence
3
2023
438
0.480
Why?
Cognitive Aging
4
2021
69
0.470
Why?
Mobility Limitation
2
2015
91
0.470
Why?
Body Mass Index
6
2018
433
0.450
Why?
Diabetes Mellitus, Type 2
1
2016
146
0.450
Why?
Depressive Disorder
1
2015
171
0.450
Why?
Gene-Environment Interaction
1
2014
17
0.440
Why?
Dopamine Agents
1
2014
10
0.430
Why?
Memantine
1
2014
8
0.430
Why?
Polymorphism, Single Nucleotide
5
2021
241
0.430
Why?
Genome-Wide Association Study
5
2022
243
0.430
Why?
Motor Activity
2
2015
292
0.420
Why?
Antioxidants
1
2014
62
0.420
Why?
Health Status Disparities
1
2013
72
0.390
Why?
Memory, Episodic
3
2018
106
0.390
Why?
Diagnosis
1
2011
19
0.380
Why?
Area Under Curve
1
2011
64
0.370
Why?
Medical Informatics
1
2011
10
0.370
Why?
Linear Models
3
2016
229
0.350
Why?
Refusal to Participate
1
2010
2
0.350
Why?
Disabled Persons
1
2012
109
0.340
Why?
Predictive Value of Tests
3
2021
463
0.340
Why?
Age of Onset
3
2014
87
0.300
Why?
Middle Aged
21
2019
8653
0.300
Why?
Genetic Loci
3
2018
44
0.300
Why?
Postmenopause
7
2006
54
0.270
Why?
Magnetic Resonance Imaging
2
2022
1044
0.260
Why?
Hypertension
2
2024
163
0.250
Why?
Triglycerides
2
2025
52
0.250
Why?
Neuroticism
2
2023
32
0.240
Why?
Hypoglycemic Agents
2
2016
36
0.230
Why?
Vehicle Emissions
1
2024
5
0.230
Why?
Cholesterol
1
2025
58
0.230
Why?
Air Pollutants
1
2024
11
0.230
Why?
Air Pollution
1
2024
14
0.230
Why?
Environmental Exposure
1
2024
16
0.230
Why?
Heterozygote
1
2025
86
0.230
Why?
Particulate Matter
1
2024
17
0.230
Why?
Survivors
3
2022
64
0.230
Why?
Amyloid beta-Peptides
2
2024
257
0.230
Why?
Adult
11
2023
7658
0.210
Why?
Florida
1
2023
17
0.210
Why?
Sex Factors
2
2022
430
0.210
Why?
Risk Assessment
2
2024
596
0.210
Why?
Tocopherols
1
2023
7
0.200
Why?
alpha-Tocopherol
1
2023
10
0.200
Why?
Diet, Vegetarian
1
2022
6
0.200
Why?
Flavonols
1
2022
10
0.200
Why?
Regression Analysis
4
2011
241
0.200
Why?
Brain Infarction
1
2023
63
0.200
Why?
Vitamins
1
2022
17
0.200
Why?
Dietary Supplements
1
2022
51
0.190
Why?
Age Factors
2
2022
727
0.190
Why?
Life Expectancy
1
2022
27
0.190
Why?
Cognitive Reserve
1
2022
34
0.190
Why?
Stress, Psychological
2
2014
225
0.180
Why?
Renin-Angiotensin System
1
2021
2
0.180
Why?
Brain
4
2024
1422
0.180
Why?
Blood-Brain Barrier
1
2021
33
0.180
Why?
Cost of Illness
1
2021
47
0.180
Why?
Noise
1
2020
23
0.170
Why?
Early Diagnosis
1
2020
56
0.170
Why?
Mental Status Schedule
2
2018
83
0.160
Why?
Neuroimaging
1
2020
116
0.160
Why?
Cerebral Cortex
1
2020
142
0.160
Why?
Parkinsonian Disorders
1
2022
199
0.160
Why?
Residence Characteristics
1
2020
192
0.150
Why?
Confidence Intervals
2
2017
89
0.150
Why?
Phototherapy
1
2019
30
0.150
Why?
Metabolic Networks and Pathways
1
2018
11
0.150
Why?
Hippocampus
1
2020
250
0.150
Why?
Social Networking
1
2018
8
0.150
Why?
Healthy Aging
1
2018
14
0.150
Why?
Interviews as Topic
2
2016
123
0.150
Why?
Odds Ratio
2
2017
257
0.150
Why?
Behavioral Symptoms
1
2018
12
0.150
Why?
Psychotropic Drugs
1
2018
24
0.150
Why?
Nursing Homes
1
2018
42
0.140
Why?
Socioeconomic Factors
3
2014
282
0.140
Why?
Surveys and Questionnaires
5
2016
1093
0.140
Why?
Social Environment
1
2018
64
0.140
Why?
Parkinson Disease
2
2022
618
0.140
Why?
Pain Management
1
2019
139
0.140
Why?
Defecation
1
2017
6
0.140
Why?
Starch
1
2017
11
0.140
Why?
Genetic Association Studies
1
2017
72
0.140
Why?
Microspheres
1
2017
24
0.140
Why?
Low Back Pain
1
2019
130
0.140
Why?
Dietary Fiber
1
2017
27
0.140
Why?
Prebiotics
1
2017
23
0.130
Why?
Invasive Fungal Infections
1
2017
5
0.130
Why?
Mucormycosis
1
2017
8
0.130
Why?
Frozen Sections
1
2017
14
0.130
Why?
Aspergillosis
1
2017
13
0.130
Why?
Birth Order
1
2016
1
0.130
Why?
Parity
1
2016
2
0.130
Why?
Reproductive Behavior
1
2016
2
0.130
Why?
Reproduction
1
2016
9
0.130
Why?
Iodide Peroxidase
1
2018
113
0.130
Why?
Quantitative Trait Loci
1
2016
40
0.130
Why?
Warfare
1
2016
12
0.130
Why?
Inflammation
1
2018
275
0.130
Why?
Terrorism
1
2016
9
0.130
Why?
Interview, Psychological
2
2014
41
0.130
Why?
Reading
1
2016
38
0.130
Why?
Clinical Competence
2
2015
210
0.120
Why?
Brief Psychiatric Rating Scale
1
2015
6
0.120
Why?
Overweight
2
2014
66
0.120
Why?
Self Report
1
2016
217
0.120
Why?
Health Status
2
2014
202
0.120
Why?
Insulin
2
2014
83
0.120
Why?
Carbohydrate Metabolism
1
2015
3
0.120
Why?
Carbohydrates
1
2015
4
0.120
Why?
Chromatography, Gas
1
2015
9
0.120
Why?
Urinalysis
1
2015
7
0.120
Why?
Adipose Tissue
3
2005
72
0.120
Why?
Blood Glucose
2
2014
101
0.120
Why?
Models, Genetic
1
2015
32
0.120
Why?
Anxiety Disorders
1
2016
168
0.120
Why?
Rhinitis
1
2017
144
0.110
Why?
Educational Measurement
1
2015
57
0.110
Why?
Sinusitis
1
2017
164
0.110
Why?
Hospitalization
2
2014
294
0.110
Why?
Demography
1
2014
73
0.110
Why?
Intelligence Tests
1
2014
16
0.110
Why?
Cats
1
2014
29
0.110
Why?
Hypoglycemia
1
2014
11
0.110
Why?
Models, Psychological
1
2014
61
0.110
Why?
Medicare
1
2014
116
0.110
Why?
Colitis, Ulcerative
1
2014
58
0.100
Why?
Proportional Hazards Models
1
2014
334
0.100
Why?
Ultrasonography
1
2015
226
0.100
Why?
Stress Disorders, Post-Traumatic
1
2016
230
0.100
Why?
Mindfulness
1
2014
47
0.100
Why?
Psychiatric Status Rating Scales
1
2014
293
0.100
Why?
Intestinal Mucosa
1
2015
173
0.100
Why?
Databases, Factual
1
2014
341
0.100
Why?
Urban Population
1
2013
138
0.100
Why?
Emergency Medicine
1
2015
98
0.100
Why?
Diabetes Mellitus
1
2014
120
0.100
Why?
Social Support
1
2014
175
0.100
Why?
Colonoscopy
1
2013
74
0.100
Why?
Adenoma
1
2013
64
0.100
Why?
Multicenter Studies as Topic
1
2011
41
0.090
Why?
Vascular Diseases
1
2011
37
0.090
Why?
Colorectal Neoplasms
1
2013
111
0.090
Why?
ROC Curve
1
2011
139
0.090
Why?
Breast Neoplasms
3
2004
392
0.090
Why?
Gait
1
2015
405
0.090
Why?
Elder Abuse
1
2011
35
0.090
Why?
Frail Elderly
1
2010
44
0.080
Why?
Prostatic Neoplasms
1
2011
107
0.080
Why?
Testosterone
3
2004
28
0.080
Why?
Self Care
1
2010
86
0.080
Why?
Quality of Life
1
2014
588
0.080
Why?
Computer Simulation
1
2010
193
0.080
Why?
Sensitivity and Specificity
3
2017
471
0.070
Why?
Algorithms
1
2010
342
0.070
Why?
Femoracetabular Impingement
1
2015
375
0.070
Why?
Common Cold
1
2006
6
0.070
Why?
Young Adult
3
2018
1984
0.060
Why?
C-Reactive Protein
2
2018
94
0.060
Why?
Animals
1
2014
3575
0.060
Why?
Pilot Projects
2
2019
393
0.060
Why?
Smoking Prevention
1
2005
17
0.060
Why?
Phenotype
2
2016
289
0.060
Why?
Feces
2
2017
101
0.060
Why?
Parent-Child Relations
1
2005
38
0.060
Why?
Observer Variation
2
2015
97
0.060
Why?
Nitrogen Dioxide
1
2024
4
0.060
Why?
Nitrogen Oxides
1
2024
4
0.060
Why?
Peptide Hormones
1
2004
2
0.060
Why?
Copper
1
2024
16
0.060
Why?
Smoking Cessation
1
2005
46
0.060
Why?
Diet, Reducing
1
2004
7
0.060
Why?
Attitude to Health
1
2005
82
0.060
Why?
Double-Blind Method
2
2017
388
0.060
Why?
Zinc
1
2024
39
0.060
Why?
Sulfotransferases
1
2004
6
0.060
Why?
Androgens
1
2004
8
0.060
Why?
Glucuronosyltransferase
1
2004
4
0.060
Why?
Metabolic Syndrome
1
2005
54
0.060
Why?
Estrogens
1
2004
24
0.060
Why?
Psychomotor Performance
2
2018
192
0.050
Why?
Parents
1
2005
109
0.050
Why?
Gonadal Steroid Hormones
1
2003
10
0.050
Why?
Quercetin
1
2022
10
0.050
Why?
Kaempferols
1
2022
11
0.050
Why?
Cross-Sectional Studies
2
2016
820
0.050
Why?
Eating
1
2022
54
0.050
Why?
Leisure Activities
1
2022
10
0.050
Why?
Memory, Short-Term
1
2022
90
0.050
Why?
Diet Surveys
1
2021
21
0.050
Why?
Logistic Models
2
2013
371
0.050
Why?
Tremor
1
2022
78
0.050
Why?
Washington
3
2006
5
0.040
Why?
Atrophy
1
2021
76
0.040
Why?
Autopsy
1
2021
282
0.040
Why?
Alcohol Drinking
1
2020
72
0.040
Why?
Smoking
2
2015
172
0.040
Why?
Memory
2
2011
269
0.040
Why?
Child
2
2018
1229
0.040
Why?
Pain Threshold
1
2019
25
0.040
Why?
Mendelian Randomization Analysis
1
2018
7
0.040
Why?
Military Personnel
1
2019
37
0.040
Why?
Schizophrenia
1
2018
50
0.040
Why?
Neurotic Disorders
1
2018
17
0.040
Why?
Threonine
1
2018
9
0.040
Why?
Amino Acid Substitution
1
2018
22
0.040
Why?
Gene Frequency
1
2018
52
0.040
Why?
Awareness
1
2018
40
0.040
Why?
Alanine
1
2018
12
0.040
Why?
Community Health Planning
1
2018
18
0.040
Why?
Bipolar Disorder
1
2018
107
0.040
Why?
Adolescent
2
2018
2123
0.030
Why?
Liver
1
2018
149
0.030
Why?
Fermentation
1
2017
14
0.030
Why?
Constipation
1
2017
17
0.030
Why?
Veterans
1
2019
95
0.030
Why?
Educational Status
1
2018
272
0.030
Why?
Fatty Acids, Volatile
1
2017
32
0.030
Why?
Chronic Pain
1
2019
136
0.030
Why?
Mucor
1
2017
5
0.030
Why?
Aspergillus
1
2017
7
0.030
Why?
Nasal Surgical Procedures
1
2017
10
0.030
Why?
Gastrointestinal Tract
1
2017
47
0.030
Why?
Maternal Age
1
2016
13
0.030
Why?
Oncogene Protein v-akt
1
2016
10
0.030
Why?
Fertility
1
2016
18
0.030
Why?
Immunocompromised Host
1
2017
45
0.030
Why?
Russia
1
2016
3
0.030
Why?
Jews
1
2016
4
0.030
Why?
Israel
1
2016
15
0.030
Why?
Emigration and Immigration
1
2016
11
0.030
Why?
Arabs
1
2016
9
0.030
Why?
Nose
1
2017
38
0.030
Why?
Case-Control Studies
1
2018
550
0.030
Why?
Phosphatidylinositol 3-Kinases
1
2016
45
0.030
Why?
Acute Disease
1
2017
175
0.030
Why?
Circadian Rhythm
1
2019
233
0.030
Why?
Sleep
1
2019
324
0.030
Why?
Pregnancy
1
2016
321
0.030
Why?
Ankle
1
2015
23
0.030
Why?
Gallbladder
1
2015
3
0.030
Why?
Anatomic Landmarks
1
2015
6
0.030
Why?
Endoscopy
1
2017
181
0.030
Why?
Chromosomes, Human
1
2015
6
0.030
Why?
Knee
1
2015
44
0.030
Why?
Gastrointestinal Microbiome
1
2017
156
0.030
Why?
Kidney Function Tests
1
2015
15
0.030
Why?
Meta-Analysis as Topic
1
2015
38
0.030
Why?
Healthy Volunteers
1
2015
39
0.030
Why?
Decision Making
1
2017
215
0.030
Why?
Intestinal Absorption
1
2015
28
0.030
Why?
Permeability
1
2015
96
0.030
Why?
Kinetics
1
2015
178
0.030
Why?
Hip
1
2015
67
0.030
Why?
China
1
2014
44
0.030
Why?
Retrospective Studies
2
2014
3469
0.030
Why?
Body Weight
2
2004
122
0.030
Why?
Leukocyte L1 Antigen Complex
1
2014
6
0.030
Why?
Interleukins
1
2014
24
0.030
Why?
Estrone
2
2004
8
0.030
Why?
Sex Characteristics
1
2015
102
0.030
Why?
Point-of-Care Systems
1
2015
64
0.030
Why?
Hydrocortisone
1
2014
39
0.030
Why?
Sex Hormone-Binding Globulin
2
2004
16
0.030
Why?
Estradiol
2
2004
49
0.030
Why?
Acute Kidney Injury
1
2014
34
0.030
Why?
Disease-Free Survival
1
2014
177
0.030
Why?
Patient Compliance
2
2005
132
0.030
Why?
Radiography
1
2015
592
0.030
Why?
Biomechanical Phenomena
1
2015
619
0.030
Why?
Chi-Square Distribution
1
2013
130
0.030
Why?
Attention
1
2014
121
0.030
Why?
Critical Illness
1
2014
117
0.020
Why?
Early Detection of Cancer
1
2013
102
0.020
Why?
Medical Record Linkage
1
2011
1
0.020
Why?
Range of Motion, Articular
1
2015
710
0.020
Why?
Length of Stay
1
2014
313
0.020
Why?
Intensive Care Units
1
2014
259
0.020
Why?
Perception
1
2011
70
0.020
Why?
Risk
1
2011
195
0.020
Why?
Trail Making Test
1
2010
4
0.020
Why?
Wechsler Scales
1
2010
11
0.020
Why?
Epidemiologic Research Design
1
2010
14
0.020
Why?
Cross Infection
1
2014
309
0.020
Why?
Psychometrics
1
2010
213
0.020
Why?
Caregivers
1
2011
182
0.020
Why?
Severity of Illness Index
1
2010
847
0.020
Why?
Influenza Vaccines
1
2006
12
0.020
Why?
Respiratory Tract Infections
1
2006
24
0.020
Why?
Health Education
1
2005
41
0.010
Why?
Leptin
1
2005
19
0.010
Why?
Ghrelin
1
2004
1
0.010
Why?
Body Size
1
2004
11
0.010
Why?
Insulin Resistance
1
2005
41
0.010
Why?
Homeostasis
1
2005
69
0.010
Why?
Body Composition
1
2005
60
0.010
Why?
Arylsulfotransferase
1
2004
1
0.010
Why?
Radioimmunoassay
1
2004
19
0.010
Why?
Receptors, Progesterone
1
2004
25
0.010
Why?
Energy Intake
1
2004
78
0.010
Why?
Polymorphism, Genetic
1
2004
52
0.010
Why?
Receptors, Estrogen
1
2004
61
0.010
Why?
New Mexico
1
2003
2
0.010
Why?
Dehydroepiandrosterone Sulfate
1
2003
5
0.010
Why?
Anthropometry
1
2003
30
0.010
Why?
Absorptiometry, Photon
1
2003
80
0.010
Why?
Neoplasm Staging
1
2003
366
0.010
Why?
Tomography, X-Ray Computed
1
2004
644
0.010
Why?
Rajan's Networks
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