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Abbreviation: CI
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Long Form No. Long Form Research Area Co-occurring Abbreviation PubMed/MEDLINE Info. (Year, Title)
confidence interval
(256543 times)
Neoplasms
(28419 times)
OR (76589 times)
HR (32914 times)
RR (20438 times)
1977 Correlation of spontaneous leukocyte blastogenesis with human renal allograft rejection.
cochlear implant
(3904 times)
Otolaryngology
(1581 times)
NH (350 times)
HA (174 times)
CAP (99 times)
1982 Comparison of promontory and cochlear implants within a single subject.
cardiac index
(2872 times)
Cardiology
(703 times)
HR (587 times)
MAP (572 times)
CO (312 times)
1970 Hemodynamics, coronary blood flow, and myocardial metabolism in coronary shock; response of 1-norepinephrine and isoproterenol.
combination index
(1243 times)
Neoplasms
(243 times)
DOX (39 times)
TEG (37 times)
ROS (35 times)
1981 [Effect of lindane on protein nutritive utilization in trout (Salmo gairdneri) (author's transl)].
cognitive impairment
(983 times)
Neurology
(290 times)
MS (128 times)
MMSE (90 times)
MoCA (73 times)
1993 Subtle extrapyramidal signs can predict the development of dementia in elderly individuals.
conformity index
(870 times)
Neoplasms
(269 times)
HI (311 times)
PTV (192 times)
VMAT (185 times)
1986 Correlation of renal histology with outcome in children with lupus nephritis.
cerebral infarction
(505 times)
Neurology
(110 times)
ICH (51 times)
SAH (43 times)
CH (41 times)
1979 Spontaneous platelet aggregation in cerebrovascular disease II. Further characterisation of the platelet defect.
continuous infusion
(383 times)
Neoplasms
(105 times)
5-FU (46 times)
CR (20 times)
PR (18 times)
1983 Continuous irradiation of the Lewis lung carcinoma in vivo at clinically-used "ultra" low-dose-rates.
credible interval
(371 times)
Medicine
(38 times)
OR (48 times)
RR (30 times)
RCTs (18 times)
1998 Bayesian estimation of asthma prevalence, and comparison of exercise and questionnaire diagnostics in the absence of a gold standard.
10  cytoplasmic incompatibility
(360 times)
Biology
(79 times)
ANK (6 times)
MK (6 times)
PCR (5 times)
1990 Bidirectional incompatibility between conspecific populations of Drosophila simulans.
11  complex I
(266 times)
Biochemistry
(50 times)
OXPHOS (34 times)
ROS (34 times)
mtDNA (22 times)
1997 Platelet mitochondrial respiratory chain function in Parkinson's disease.
12  cumulative incidence
(243 times)
Transplantation
(73 times)
OS (58 times)
GVHD (49 times)
HSCT (21 times)
1987 The incidence of AIDS among blacks and Hispanics.
13  chemical ionization
(217 times)
Chemistry Techniques, Analytical
(142 times)
EI (123 times)
GC/MS (29 times)
GC-MS (22 times)
1975 Chemical-ionization mass spectrometry of beta-lactam antibiotics.
14  configuration interaction
(176 times)
Chemistry
(146 times)
CC (15 times)
DFT (15 times)
CAS (7 times)
1993 A quantum mechanical study of the active site of aspartic proteinases.
15  calving interval
(160 times)
Veterinary Medicine
(78 times)
AFC (29 times)
DO (18 times)
GL (12 times)
1979 The relation of heart rhythm to postextrasystolic potentiation.
16  chilling injury
(156 times)
Nutritional Sciences
(42 times)
MDA (17 times)
CAT (14 times)
SOD (12 times)
1990 Squalene in grapefruit wax as a possible natural protectant against chilling injury.
17  conical intersection
(125 times)
Chemistry
(111 times)
TDDFT (10 times)
PES (9 times)
PESs (9 times)
2003 Femtochemistry of trans-azomethane: a combined experimental and theoretical study.
18  cell index
(114 times)
Dentistry
(11 times)
RTCA (20 times)
RT-CES (7 times)
HR (5 times)
1987 The colour index (CI) and histological stains.
19  convergence insufficiency
(106 times)
Ophthalmology
(43 times)
CISS (25 times)
NPC (25 times)
PFV (11 times)
1986 Convergence insufficiency, fixation disparity, and control systems analysis.
20  cerebral ischemia
(103 times)
Complementary Therapies
(41 times)
EA (26 times)
MCAO (18 times)
sham (10 times)
1982 Protective actions of dexamethasone in acute cerebral ischemia.
21  cephalic index
(99 times)
General Surgery
(41 times)
ICV (6 times)
SMC (6 times)
CT (5 times)
1976 Neonatal and maternal cranial form.
22  conventional imaging
(92 times)
Nuclear Medicine
(30 times)
PET/CT (15 times)
FDG (13 times)
PET (11 times)
1995 [Breast cancer: role of MRI in follow-up of cases treated].
23  confidence
(89 times)
Medicine
(9 times)
OR (18 times)
HR (12 times)
RR (11 times)
2000 Biphasic anaphylactic reactions in pediatrics.
24  chronotropic incompetence
(79 times)
Cardiology
(39 times)
HR (33 times)
HRR (11 times)
CPET (10 times)
1996 A prospective multicenter study demonstrating clinical benefit with a new accelerometer-based DDDR pacemaker. Dromos Dr Investigators Group.
25  concordance index
(77 times)
Neoplasms
(42 times)
CT (17 times)
OS (12 times)
AUC (9 times)
1989 Consensus among bone marrow transplanters for diagnosis, grading and treatment of chronic graft-versus-host disease. Committee of the International Bone Marrow Transplant Registry.
26  confidence limits
(66 times)
Neoplasms
(12 times)
OR (19 times)
HR (5 times)
SIR (5 times)
1989 The resting electrocardiogram as a screening test. A clinical analysis.
27  conventional instrumentation
(66 times)
Orthopedics
(14 times)
PSI (24 times)
TKA (20 times)
PUI (7 times)
2003 Beneficial effects of flexible insulin therapy in children and adolescents with type 1 diabetes mellitus.
28  calculus index
(65 times)
Dentistry
(41 times)
GI (32 times)
PI (28 times)
PD (16 times)
1977 [Calculus index (OHI-S) and periodontal condition in diabetes mellitus].
29  cold ischemia
(65 times)
Transplantation
(29 times)
WI (19 times)
UW (6 times)
I/R (4 times)
1989 The importance of iron, calcium and free radicals in reperfusion injury: an overview of studies in ischaemic rabbit kidneys.
30  calcineurin inhibitor
(60 times)
Transplantation
(40 times)
MMF (14 times)
SRL (12 times)
LT (5 times)
2000 Experience with daclizumab in liver transplantation: renal transplant dosing without calcineurin inhibitors is insufficient to prevent acute rejection in liver transplantation.
31  cranial index
(56 times)
Pediatrics
(20 times)
CVAI (13 times)
CT (6 times)
ICV (6 times)
1990 Search for secular trends in calvarial diameters, cranial base height, indices, and capacity in South African Negro crania.
32  complexity index
(53 times)
Neurology
(8 times)
MSE (8 times)
HRV (5 times)
SE (5 times)
1994 Quantification of tight junction complexity by means of fractal analysis.
33  chemotactic index
(51 times)
Allergy and Immunology
(11 times)
CD (3 times)
PBMC (3 times)
RT-PCR (3 times)
1976 Leukocyte chemotaxis in diabetic patients and their nondiabetic first-degree relatives.
34  chronic inflammation
(51 times)
Communicable Diseases
(6 times)
AI (11 times)
SCC (6 times)
BPH (4 times)
1980 [Comparative study of the persistence of 3 RNA-containing viruses in a continuous cell culture of human origin].
35  cortical index
(51 times)
Orthopedics
(10 times)
BMD (8 times)
DXA (4 times)
FMECA (4 times)
1990 [Index of the diaphyseal cortex and mechanical strength of the femur in experimental studies].
36  container index
(50 times)
Tropical Medicine
(26 times)
BI (35 times)
HI (30 times)
PI (8 times)
1999 Breeding habitats & seasonal variation in the larval density of Aedes aegypti (L) & Ae. albopictus (Skuse) in an urban garden in Calcutta city.
37  crystallinity index
(50 times)
Polymers
(6 times)
XRD (15 times)
FTIR (14 times)
MCC (4 times)
1984 Pretreatment for enhanced hydrolysis of cellulosic biomass.
38  confidence level
(48 times)
Medicine
(6 times)
OR (14 times)
HR (4 times)
RR (4 times)
1993 Peripheral blood leukocyte count and respiratory symptoms.
39  cervical insufficiency
(45 times)
Obstetrics
(12 times)
AUC (3 times)
PTB (3 times)
TAC (3 times)
1989 [Increasing mental performance by multistep oxygen therapy. Computer-assisted measurements of information processing capacity, intelligence, short-term memory and further parameters of cerebral performance].
40  carbonyl iron
(44 times)
Chemistry
(11 times)
MR (15 times)
MRF (5 times)
BAL (3 times)
1990 Species comparisons of proximal alveolar deposition patterns of inhaled particulates.
41  cognitive interview
(40 times)
Psychology
(14 times)
SI (7 times)
CE (3 times)
ADHD (2 times)
1995 Facilitating children's eyewitness recall with the revised cognitive interview.
42  calcium ionophore
(39 times)
Allergy and Immunology
(12 times)
DC (9 times)
DCs (5 times)
AML (3 times)
1983 Monocyte dependent excited oxygen radical generation in rheumatoid arthritis: inhibition by gold sodium thiomalate.
43  cylindrical inclusion
(39 times)
Virology
(16 times)
CP (7 times)
TuMV (7 times)
PD (4 times)
1988 In vitro analysis of tobacco vein mottling virus NIa cistron: evidence for a virus-encoded protease.
44  contextual interference
(38 times)
Psychology
(9 times)
KR (3 times)
DL (2 times)
fMRI (2 times)
1994 The contextual interference effect for skill variations from the same and different generalized motor programs.
45  computational intelligence
(33 times)
Medical Informatics
(12 times)
DL (4 times)
GA (4 times)
AI (2 times)
2004 Human-centric intelligent systems for exploration and knowledge discovery.
46  cardiac output index
(31 times)
Cardiology
(9 times)
HR (10 times)
MAP (9 times)
CVP (6 times)
1985 Increased cardiovascular responses to norepinephrine and calcium antagonists in essential hypertension compared with normotension in humans.
47  clinical informatics
(31 times)
Medical Informatics
(11 times)
AD (1 time)
AMCs (1 time)
CBCT (1 time)
1996 RANZCP guidelines for psychotropic drugs: application to hospital inpatients. Royal Australian and New Zealand College of Psychiatrists.
48  collagen type I
(31 times)
Allergy and Immunology
(5 times)
FN (13 times)
ECM (8 times)
CIII (4 times)
1986 Characteristics of cellular immune responses to collagen type I or collagen type II.
49  compression ignition
(31 times)
Environmental Health
(28 times)
BTE (11 times)
HC (7 times)
CO (6 times)
2001 Semi-volatile and particulate emissions from the combustion of alternative diesel fuels.
50  cultural importance index
(31 times)
Social Sciences
(23 times)
RFC (8 times)
ICF (7 times)
UV (6 times)
2009 Plants and traditional knowledge: an ethnobotanical investigation on Monte Ortobene (Nuoro, Sardinia).
51  Colon ischemia
(29 times)
General Surgery
(12 times)
AAA (7 times)
OR (6 times)
EVAR (5 times)
1991 Colonic ischemia complicating immunotherapy with interleukin-2 and interferon-alpha.
52  chemical intolerance
(28 times)
Environmental Health
(9 times)
MCS (4 times)
EEG (3 times)
BREESI (2 times)
1997 The association of respiratory problems in a community sample with self-reported chemical intolerance.
53  I collagen
(27 times)
Rheumatology
(10 times)
CII (8 times)
FN (6 times)
CIV (4 times)
1990 Type I and type IV collagen promote adherence and spreading of human type II pneumocytes in vitro.
54  constraint-induced
(26 times)
Rehabilitation
(10 times)
CP (6 times)
CNS (2 times)
WMFT (2 times)
1997 Constraint-induced movement therapy for motor recovery after stroke.
55  coverage index
(26 times)
Neoplasms
(16 times)
COIN (16 times)
DHI (12 times)
DNR (11 times)
2000 Dosimetric and volumetric criteria for selecting a source activity and a source type ((125)I or (103)Pd) in the presence of irregular seed placement in permanent prostate implants.
56  Criegee intermediate
(26 times)
Chemistry
(19 times)
POZ (4 times)
DFT (3 times)
SOZ (3 times)
2005 Unusual aggregates from the oxidation of alkene self-assembled monolayers: a previously unrecognized mechanism for SAM ozonolysis?
57  cation-independent
(25 times)
Cell Biology
(8 times)
CD (9 times)
Man-6-P (5 times)
MPRs (4 times)
1984 Statistical diagnosis based on conditional independence does not require it.
58  cortical inhibition
(25 times)
Neurology
(10 times)
TMS (16 times)
CSP (10 times)
SICI (10 times)
2002 Evidence for impaired cortical inhibition in schizophrenia using transcranial magnetic stimulation.
59  cascade impactor
(24 times)
Pharmacology
(18 times)
APSD (11 times)
ACI (5 times)
AIM (3 times)
1997 Physical properties and use of pertechnegas as a ventilation agent.
60  conditioned inhibition
(24 times)
Neurology
(10 times)
CS (6 times)
EU (3 times)
AA (2 times)
1980 Enhancement of bar-pressing rate in rats by the conditioned inhibitor of the CER.
61  chromosomal instability
(23 times)
Neoplasms
(11 times)
OSCC (4 times)
CRC (3 times)
CISH (2 times)
1999 Microsatellite instability and aneuploidy rate in young colorectal-cancer patients do not differ significantly from those in older patients.
62  chronic illness
(23 times)
Pediatrics
(7 times)
MEND (3 times)
CBPR (2 times)
CFT (2 times)
2002 Gender differences in adapting to a child's chronic illness: a causal model.
63  cardiac involvement
(22 times)
Cardiology
(9 times)
BMD (4 times)
MMP (3 times)
LI (2 times)
1999 Progression of cardiac involvement in patients with myotonic dystrophy, Becker's muscular dystrophy and mitochondrial myopathy during a 2-year follow-up.
64  collective intelligence
(22 times)
Science
(3 times)
AI (2 times)
ECG (2 times)
FMS (2 times)
2010 Effects of muscle fatigue on gait characteristics under single and dual-task conditions in young and older adults.
65  confidence ratio
(22 times)
Neoplasms
(4 times)
OR (13 times)
HR (5 times)
OS (2 times)
1996 Acute stroke with atrial fibrillation. The Copenhagen Stroke Study.
66  cytotoxicity index
(22 times)
Neoplasms
(5 times)
AA (2 times)
GB (2 times)
MB (2 times)
1975 Alteration of cell-surface antigenicity of the mouse plasmacytoma. I. Immunologic characterization of surface antigens masked during successive transplantations.
67  checkpoint inhibitors
(21 times)
Neoplasms
(7 times)
MPM (2 times)
NSCLC (2 times)
OS (2 times)
2018 Treatment-related toxicities of immune checkpoint inhibitors in advanced cancers: A meta-analysis.
68  cranial irradiation
(21 times)
Neoplasms
(10 times)
ALL (6 times)
GH (4 times)
CNS (3 times)
1993 Magnetic resonance imaging of the brain and neuropsychological evaluation in children treated for acute lymphoblastic leukemia at a young age.
69  curvature index
(21 times)
Orthopedics
(6 times)
JOA (5 times)
CDM (3 times)
NDI (3 times)
1992 Detection of autoimmunity parameters in the acquired immunodeficiency syndrome (AIDS).
70  central incisor
(20 times)
Dentistry
(10 times)
LI (12 times)
CA (8 times)
PP (3 times)
2008 Range and mean discordance of individual tooth width of the mandibular anterior dentition.
71  Charlson Index
(20 times)
Geriatrics
(3 times)
BI (2 times)
KFI (2 times)
PD (2 times)
1996 An intervention on discharge polypharmacy.
72  conformity
(19 times)
Neoplasms
(14 times)
HI (8 times)
VMAT (7 times)
GI (6 times)
2001 NOMOS Peacock IMRT utilizing the Beak post collimation device.
73  capsular invasion
(18 times)
Neoplasms
(6 times)
PTC (4 times)
LNM (3 times)
BCR (2 times)
1992 Follicular thyroid carcinoma with capsular invasion alone: a nonthreatening malignancy.
74  chymase inhibitor
(18 times)
Cardiology
(4 times)
LV (3 times)
ACE (2 times)
Ang II (2 times)
2003 Calpain inhibitor (BSF 409425) diminishes ischemia/reperfusion-induced damage of rabbit heart mitochondria.
75  class I
(18 times)
Transplantation
(3 times)
CII (8 times)
sHSPs (5 times)
CIII (3 times)
1996 Cephalometric comparisons of craniofacial and upper airway structure by skeletal subtype and gender in patients with obstructive sleep apnea.
76  comorbidity index
(18 times)
Transplantation
(2 times)
NRM (3 times)
CCI (2 times)
CIRS (2 times)
1997 Comorbidity measures for stroke outcome research: a preliminary study.
77  contrast index
(18 times)
Radiology
(6 times)
DCE-MRI (7 times)
MRI (3 times)
T1WI (3 times)
1992 [Low flip angle spin-echo MR imaging to obtain better Gd-DTPA enhanced imaging with ECG gating].
78  critical incident
(18 times)
Nursing
(3 times)
AIMS (1 time)
CIMSPs (1 time)
CIRS (1 time)
1998 The anaesthesia critical incident reporting system: an experience based database.
79  ciprofloxacin
(17 times)
Microbiology
(4 times)
AUC (2 times)
CL (2 times)
CR (2 times)
1989 In vitro activity of lomefloxacin (NY-198 or SC 47111), ciprofloxacin, and erythromycin against 100 clinical Legionella strains.
80  Canadian Intense
(16 times)
Toxicology
(10 times)
ISO (9 times)
EPR (2 times)
VOCs (2 times)
2009 Estimating tar and nicotine exposure: human smoking versus machine generated smoke yields.
81  chronotropic index
(16 times)
Cardiology
(8 times)
HR (9 times)
CRP (3 times)
HRR (3 times)
2004 Relationship between insulin resistance assessed by HOMA-IR and exercise test variables in asymptomatic middle-aged patients with type 2 diabetes.
82  colonic inertia
(16 times)
Gastroenterology
(13 times)
TAC (4 times)
EMG (2 times)
OD (2 times)
1989 Cisapride accelerates colonic transit in constipated patients with colonic inertia.
83  carbon intensity
(15 times)
Environmental Health
(11 times)
EI (3 times)
CP (2 times)
LMDI (2 times)
2013 Long-term shifts in life-cycle energy efficiency and carbon intensity.
84  colonization index
(15 times)
Microbiology
(4 times)
ICU (4 times)
CS (3 times)
ICUs (3 times)
1998 Epidemiological study of Candida spp. colonization in cardiovascular surgical patients.
85  confidence interval for the difference
(15 times)
Medicine
(3 times)
ALL (1 time)
AUC (1 time)
BMI (1 time)
1993 Variability in the stereoselective disposition of ibuprofen in patients with rheumatoid arthritis.
86  cortical impact
(15 times)
Neurology
(6 times)
BI (3 times)
CCS (3 times)
FP (3 times)
1989 Experimental models of brain injury.
87  caloric intake
(14 times)
Nutritional Sciences
(4 times)
BSA (2 times)
BW (2 times)
EBEE (2 times)
1987 Cardio respiratory responses in factory workers of north Delhi belonging to varying nutritional background.
88  carbonyl index
(14 times)
Environmental Health
(9 times)
DSC (3 times)
LDPE (3 times)
MPs (3 times)
2017 Reduction of CO2 emission by INCAM model in Malaysia biomass power plants during the year 2016.
89  cardiac
(14 times)
Critical Care
(5 times)
HR (4 times)
SVRI (4 times)
MAP (3 times)
1989 Ventricular performance in spontaneously hypertensive rats (SHR) with reduced cardiac mass.
90  collagen I
(14 times)
Nephrology
(3 times)
ECM (8 times)
CIV (4 times)
CIII (3 times)
1992 Extracellular matrix protein: gene expression and synthesis in cultured rat mesangial cells.
91  continuous improvement
(14 times)
Health Services
(5 times)
BPR (1 time)
CW (1 time)
DMTA (1 time)
1990 Reproducibility of cumulative work, heart rate and blood pressure response during stepwise versus continuous load increment during a maximal bicycle ergometer test.
92  cervical incompetence
(13 times)
Obstetrics
(5 times)
SD (2 times)
CE (1 time)
CL (1 time)
1986 Ultrasonic evaluation of cervical incompetence.
93  chronic insomnia
(13 times)
Neurology
(3 times)
WASO (3 times)
CORT (2 times)
PSG (2 times)
2009 Night-to-night sleep variability in older adults with and without chronic insomnia.
94  Chronic itch
(13 times)
Dermatology
(5 times)
HD (7 times)
GEHIS (6 times)
HRQoL (3 times)
2015 Epidemiology of uraemic itch: New data.
95  clustering index
(13 times)
Neurology
(7 times)
sEMG (6 times)
EMG (5 times)
RMS (2 times)
2010 "Clustering Index method": a new technique for differentiation between neurogenic and myopathic changes using surface EMG.
96  conventional needle irrigation
(13 times)
Diagnostic Imaging
(3 times)
PUI (6 times)
PIPS (5 times)
CHX (3 times)
2013 Efficacy of laser-based irrigant activation methods in removing debris from simulated root canal irregularities.
97  creaming index
(13 times)
Biochemistry
(3 times)
ESI (2 times)
FTIR (2 times)
SPI (2 times)
2015 Development and assessment of stable formulations containing two herbal antimicrobials: Allium sativum L. and Eruca sativa miller seed oils.
98  calcification index
(12 times)
Medicine
(2 times)
AAA (1 time)
AD (1 time)
AmCAD-UT (1 time)
1986 Age-related change in calcifications in the thoracic aorta: a study with computed tomography.
99  chlorimipramine
(12 times)
Pharmacology
(5 times)
DMI (4 times)
DCI (3 times)
DA (2 times)
1977 Substituted amphetamine derivatives. II. Behavioural effects in mice related to monoaminergic neurones.
100  coefficient
(12 times)
Biophysics
(1 time)
AD (1 time)
APOE4 (1 time)
BSCP (1 time)
1985 Contribution of the translocator of adenine nucleotides and the ATP synthase to the control of oxidative phosphorylation and arsenylation in liver mitochondria.