ADD –
attention deficit disorder
ADHD –
attention deficit hyperactivity disorder
ADI –
Autism Diagnostic Interview
ADOS-G –
Autism Diagnostic Observation Schedule-G
APA –
American Psychiatric Association
ASD –
autistic spectrum disorder
ATSDR –
Agency for Toxic Substance and Disease Registry
BSS –
Biologic Surveillance Summaries
CDC –
Centers for Disease Control and Prevention
CDD –
childhood disintegrative disorder
CI –
confidence interval
CISA –
Clinical Immunization Safety Assessment
CMI –
cell-mediated immunity
CNS –
central nervous system
ConA –
concanavalin A
COPUS –
Committee on the Public Understanding of Science
DNA –
deoxyribonucleic acid
DOE –
U.S. Department of Education
DSM-IV –
Diagnostic and Statistical Manual of Mental Disorders—Fourth Edition
DT –
diphtheria-tetanus vaccine
DTaP –
diphtheria-tetanus and acellular pertussis vaccine
DTaPHib –
diphtheria-tetanus and acellular pertussis-Haemophilus influenzae B vaccine
DTP –
diphtheria-tetanus and pertussis vaccine
DTwP –
diphtheria-tetanus and whole-cell pertussis vaccine
DTwPHIB –
diphtheria-tetanus and whole-cell pertussis-H. influenzae B vaccine
ED –
U.S. Department of Education
EPA –
U.S. Environmental Protection Agency
EtHg –
ethyl mercury
FDA –
U.S. Food and Drug Administration
GABHS –
group A beta-hemolytic streptococcal
GI –
gastrointestinal
GPRD –
General Practice Research Database
HBV –
hepatitis B virus
Hg –
mercury
Hib –
H. influenzae type b vaccine
HMO –
health maintenance organization
HVR-3 –
third hypervariable region
IAVG –
Interagency Vaccine Group
IBD –
inflammatory bowel disease
ICD-10 –
International Classification of Diseases, Tenth Revision
IDEA –
Individuals with Disabilities Education Act
IGF-1 –
insulin-like growth factor 1
IOM –
Institute of Medicine
IPV –
inactivated polio vaccine
IQ –
intelligence quotient score
LBW –
low birth weight
LEAD –
Leadership Education and Advocacy Development
LLDB –
large-linked database
LPS –
lipopolysaccharide
MADDSP –
Metropolitan Atlanta Disabilities Surveillance Program
MBP –
myelin basic protein
MECP2 –
methyl-CpG-binding protein 2
MFS –
Maudsley Family Study
MHC –
Maudsley Hospital Clinic; major histocompatibility complex
MMR –
measles-mumps-rubella
MRI –
magnetic resonance imaging
mRNA –
messenger RNA (messenger ribonucleic acid)
MS –
methionine synthase; multiple sclerosis
MT –
metallothionein
NBCC –
National Breast Cancer Coalition
NBH –
National Board of Health
NDD –
neurodevelopmental delay
NIH –
National Institutes of Health
OD –
odds ratio
OPV –
oral polio vaccine
PANDAS –
pediatric autoimmune neuropsychiatric disorder associated with streptococcal infection
PDD –
pervasive developmental disorder
PDD-NOS –
pervasive developmental disorder—not otherwise specified
PHA –
phytohemagluttinin
PHS –
U.S. Public Health Service
RICHS –
Regional Interactive Child Health Computing System
RR –
risk ratio
SISA –
Simple Interactive Statistical Analysis
SSPE –
subacute sclerosing panencephalitis
TCV –
thimerosal-containing vaccine
TFV –
thimerosal-free vaccines
UK –
United Kingdom
USPHS –
United States Public Health Service
VAERS –
Vaccine Adverse Event Reporting System
VICP –
Vaccine Injury Compensation Program
VSD –
Vaccine Safety Datalink
WHO –
World Health Organization
wP –
whole-cell pertussis