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Data Dictionary
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Variable Name Short Description
a_carotene# Alpha carotene level
a_tocopherol# Alpha tocopherol level
acaro Alpha carotene level
acblinf Total large cerebellar infarcts present
acbsinf Total small cerebellar infarcts present
acolinf Total large cortical infarcts present
acosinf Total small cortical infarcts present
addegrea Additional degrees earned after early-life autobiography
adl# Number of ADLs intact at exam #
adpath Alzheimer's disease pathology present
ageblooddraw# Age at blood draw for nutrition markers
agecog# Age at cognitive exam #
agedeath Age at death
agehs Age at high school diploma award
ageint2 Age at dental exam
agesurvival Age at end of follow-up
agmllac Total grey matter large lacunes
agmslac Total grey matter small lacunes
albumin Albumin level
alg1 Mathematics grade scored, algebra
alg1a First year algebra grade was an A
alg1b First year algebra grade was a B
alg1c First year algebra grade was a C
alg1na First year algebra grade was less than an A
alg1x Mean algebra grade group
allergies Inflammatory condition recorded in dental record, allergies
alphasyn Alpha synuclein stain used
amalg_bu Amalgam filling, buccal side
amalg_d Amalgam filling, distal side
amalg_li Amalgam filling, lingual side
amalg_m Amalgam filling, mesial side
amalg_o Amalgam filling, occlusal side
amalgam Number of dental amalgams on occlusal tooth surfaces
amargy Presence of argyrophilic grains on H and E stain exam, amygdala
amarter Presence of arteriolar sclerosis on H and E stain exam, amygdala
amballo Presence of balloon cells on H and E stain exam, amygdala
amglios Presence of gliosis on H and E stain exam, amygdala
amlewyas Presence of Lewy bodies with alpha synuclein stain exam, amygdala
amneuro Presence of neuronal loss on H and E stain exam, amygdala
amnpil Presence of neuropilic threads on H and E stain exam, amygdala
ampick Presence of Pick bodies on H and E stain exam, amygdala
amside Side reviewed with H and E stain, amygdala
amsideas Side reviewed with alpha synuclein stain, amygdala
amspong Presence of spongiform change on H and E stain exam, amygdala
amygdalanftany Neurofibrillary tangles present in the amygdala
amygdalanftmax# Five highest counts of neurofibrillary tangles in the amygdala
amygdalanftmean Mean neurofibrillary tangles in the amygdala
amygdalanftsig Significant neurofibrillary tangles in the amygdala
amygdalanpany Neuritic plaques present in the amygdala
amygdalanpmax# Five highest counts of neuritic plaques in the amygdala
amygdalanpmean Mean neuritic plaques in the amygdala
amygdalanpsig Significant neuritic plaques in the amygdala
amygdalaspany Senile plaques present in the amygdala
amygdalaspmax# Five highest counts of senile plaques in the amygdala
amygdalaspmean Mean senile plaques in the amygdala
amygdalaspsig Significant senile plaques in the amygdala
amyloid 10D5 (for amyloid) stain used
amyloidosis Inflammatory condition recorded in dental record, amyloidosis
amyloidseverity Amyloid angiopathy severity
anemiachronicdisease Inflammatory condition recorded in dental record, anemia of chronic disease
angina Angina, per Nutrition Pilot Study
angulargyrusnftany Neurofibrillary tangles present in the angular gyrus region of the parietal lobe
angulargyrusnftmax# Five highest counts of neurofibrillary tangles in the angular gyrus region of the parietal lobe
angulargyrusnftmean Mean neurofibrillary tangles in the angular gyrus region of the parietal lobe
angulargyrusnftsig Significant neurofibrillary tangles in the angular gyrus region of the parietal lobe
angulargyrusnpany Neuritic plaques present in the angular gyrus region of the parietal lobe
angulargyrusnpmax# Five highest counts of neuritic plaques in the angular gyrus region of the parietal lobe
angulargyrusnpmean Mean neuritic plaques in the angular gyrus region of the parietal lobe
angulargyrusnpsig Significant neuritic plaques in the angular gyrus region of the parietal lobe
angulargyrusspany Senile plaques present in the angular gyrus region of the parietal lobe
angulargyrusspmax# Five highest counts of senile plaques in the angular gyrus region of the parietal lobe
angulargyrusspmean Mean senile plaques in the angular gyrus region of the parietal lobe
angulargyrusspsig Significant senile plaques in the angular gyrus region of the parietal lobe
antcinvl Anterior cingulate volume
anyinflammatoryconditions Inflammatory condition present
anyinfp Infarct present
apoe Apolipoprotein E alleles
apoe4 Presence of at least one Apolipoprotein E4 allele
apoe44 Presence of two Apolipoprotein E4 alleles
apoedose Number of Apolipoprotein E4 alleles
area1819nftany Neurofibrillary tangles present in the occipital lobe (areas 18 and 19)
area1819nftmax# Five highest counts of neurofibrillary tangles in the occipital lobe (areas 18 and 19)
area1819nftmean Mean neurofibrillary tangles in the occipital lobe (areas 18 and 19)
area1819nftsig Significant neurofibrillary tangles in the occipital lobe (areas 18 and 19)
area1819npany Neuritic plaques present in the occipital lobe (areas 18 and 19)
area1819npmax# Five highest counts of neuritic plaques in the occipital lobe (areas 18 and 19)
area1819npmean Mean neuritic plaques in the occipital lobe (areas 18 and 19)
area1819npsig Significant neuritic plaques in the occipital lobe (areas 18 and 19)
area1819spany Senile plaques present in the occipital lobe (areas 18 and 19)
area1819spmax# Five highest counts of senile plaques in the occipital lobe (areas 18 and 19)
area1819spmean Mean senile plaques in the occipital lobe (areas 18 and 19)
area1819spsig Significant senile plaques in the occipital lobe (areas 18 and 19)
area9nftany Neurofibrillary tangles present in the frontal lobe (area 9)
area9nftmax# Five highest counts of neurofibrillary tangles in the frontal lobe (area 9)
area9nftmean Mean neurofibrillary tangles in the frontal lobe (area 9)
area9nftsig Significant neurofibrillary tangles in the frontal lobe (area 9)
area9npany Neuritic plaques present in the frontal lobe (area 9)
area9npmax# Five highest counts of neuritic plaques in the frontal lobe (area 9)
area9npmean Mean neuritic plaques in the frontal lobe (area 9)
area9npsig Significant neuritic plaques in the frontal lobe (area 9)
area9spany Senile plaques present in the frontal lobe (area 9)
area9spmax# Five highest counts of senile plaques in the frontal lobe (area 9)
area9spmean Mean senile plaques in the frontal lobe (area 9)
area9spsig Significant senile plaques in the frontal lobe (area 9)
asthm Inflammatory condition recorded in dental record, asthma
asthma Asthma, per Nutrition Pilot Study
atheroms Moderate to severe atherosclerosis of the circle of Willis
atherorating Degree of atherosclerosis of the circle of Willis
atoca Alpha tocopherol level
auabtofr Presence of autoantibodies to folate receptors
auto#age Age when autobiography written
auto93 Member of Milwaukee 93 linguistic sample
autoacol Educational level at early-life autobiography was a bachelors degree or higher
autoadif Calendar years between early-life autobiography and profession vows
autoaed Educational level at early-life autobiography
autoagrd Educational level at early-life autobiography was grade school only
autoahs Educational level at early-life autobiography was high school
awmllac Total white matter large lacunes
awmslac Total white matter small lacunes
b_carotene# Beta carotene level
b12 B12 level
b6 B6 level
baage Age at bachelors degree completion
badpath Met Bill Markesbery's personally-defined pathologic criteria for Alzheimer's disease
bahsdif Years between high school and bachelors degree completion
bandaid# Completes Bandaid tasks at exam #
bathe# Bathes without help at exam #
bcaro Beta carotene level
benton# Benton Visual Retention score at exam #
bgbri4 Basal ganglia signal intensity on T1
biginf Presence of one or more large infarcts
biginfnumber Number of large infarcts
biling Two or more languages spoken
birthyq1 Birth year quartile group
birthyqr Birth year quartile rank
bmi# Body mass index
boneloss Area of bone with bone loss
bonelossbuccal Area of bone shows bone loss, buccal
bonelossdistal Area of bone shows bone loss, distal
bonelossdistalscore Scoring of bone loss surrounding tooth, distal area
bonelosslingual Area of bone shows bone loss, lingual
bonelossmesial Area of bone shows bone loss, mesial
bonelossmesialscore Scoring of bone loss surrounding tooth, mesial area
bonelossstraight Straight surface of a tooth shows bone loss
bost# Boston Naming score at exam #
br$ Presence of focal ischemia or microscopic infarct lesions, brain stem
braakcv3 Braak stage, collapsed
braakstage Braak stage
brainl1k Brain weight less than 1000 grams
brainwt Weight of intact brain
brainwtf brain weight based on fixed brain
brfl$ Age of focal leucoencephalopathy lesion, brain stem
brinn$ Age of ischemic neuronal necrosis lesion, brain stem
brmi$totalacute Number of acute microscopic infarct lesions, brain stem
brmi$totalremote Number of remote microscopic infarct lesions, brain stem
brocaopercularnftany Neurofibrillary tangles present in Broca's area, opercular section
brocaopercularnftmax# Five highest counts of neurofibrillary tangles in Broca's area, opercular section
brocaopercularnftmean Mean neurofibrillary tangles in Broca's area, opercular section
brocaopercularnftsig Significant neurofibrillary tangles in Broca's area, opercular section
brocaopercularnpany Neuritic plaques present in Broca's area, opercular section
brocaopercularnpmax# Five highest counts of neuritic plaques in Broca's area, opercular section
brocaopercularnpmean Mean neuritic plaques in Broca's area, opercular section
brocaopercularnpsig Significant neuritic plaques in Broca's area, opercular section
brocaopercularspany Senile plaques present in Broca's area, opercular section
brocaopercularspmax# Five highest counts of senile plaques in Broca's area, opercular section
brocaopercularspmean Mean senile plaques in Broca's area, opercular section
brocaopercularspsig Significant senile plaques in Broca's area, opercular section
brocatriangularnftany Neurofibrillary tangles present in Broca's area, triangular section
brocatriangularnftmax# Five highest counts of neurofibrillary tangles in Broca's area, triangular section
brocatriangularnftmean Mean neurofibrillary tangles in Broca's area, triangular section
brocatriangularnftsig Significant neurofibrillary tangles in Broca's area, triangular section
brocatriangularnpany Neuritic plaques present in Broca's area, triangular section
brocatriangularnpmax# Five highest counts of neuritic plaques in Broca's area, triangular section
brocatriangularnpmean Mean neuritic plaques in Broca's area, triangular section
brocatriangularnpsig Significant neuritic plaques in Broca's area, triangular section
brocatriangularspany Senile plaques present in Broca's area, triangular section
brocatriangularspmax# Five highest counts of senile plaques in Broca's area, triangular section
brocatriangularspmean Mean senile plaques in Broca's area, triangular section
brocatriangularspsig Significant senile plaques in Broca's area, triangular section
brofi$ Age of other focal ischemic change, brain stem
brthgrp Birth cohort
brtot$ Number of focal ischemia or microscopic infarct lesions, brain stem
brwcsfv Volume of brain with CSF
bu_a Attrition on root surface, buccal
bu_c Caries on root surface, buccal
bu_gr Gingival recession, buccal side
bu_r Restorations on root surface, buccal
bulbtp Bulb, thickest plaque measurement
bwocsfv Volume of brain without CSF
caargy Presence of argyrophilic grains on H and E stain exam, CA1
caballo Presence of balloon cells on H and E stain exam, CA1
caglios Presence of gliosis on H and E stain exam, CA1
calewyas Presence of Lewy bodies with alpha synuclein stain exam, CA1
cancer Cancer, per Nutrition Pilot Study
caneuro Presence of neuronal loss on H and E stain exam, CA1
canpil Presence of neuropilic threads on H and E stain exam, CA1
capick Presence of Pick bodies on H and E stain exam, CA1
caro Total carotene level
caside Side reviewed with H and E stain, CA1
casideas Side reviewed with alpha synuclein stain, CA1
caspong Presence of spongiform change on H and E stain exam, CA1
catro3 Cortical atrophy
catro4 Cortical atrophy
catrophy Cortical atrophy level
causedeath# Cause of death
cbdllac Caudate body large lacunes
cbdslac Caudate body small lacunes
cbllinf Cerebellar large infarcts
cblsinf Cerebellar small infarcts
cctp Common carotid artery, thickest plaque measurement
ce$ Presence of focal ischemia or microscopic infarct lesions, cerebellum
cearter Presence of arteriolar sclerosis on H and E stain exam, cerebellum
cefl$ Age of focal leucoencephalopathy lesion, cerebellum
ceglios Presence of gliosis on H and E stain exam, cerebellum
ceinn$ Age of ischemic neuronal necrosis lesion, cerebellum
cemi$totalacute Number of acute microscopic infarct lesions, cerebellum
cemi$totalremote Number of remote microscopic infarct lesions, cerebellum
ceneuro Presence of neuronal loss on H and E stain exam, cerebellum
cenllac Centrum semiovale large lacunes
censlac Centrum simiovale small lacunes
cent Centenarian at end of follow-up
ceofi$ Age of other focal ischemic change, cerebellum
ceradbraakadcontrol Classification for absence of neuritic plaque pathology of the neocortex
ceradbraakadpath Classification for presence of neuritic plaque pathology of the neocortex
ceradcounts Mean neuritic plaque count, CERAD classification
cerblmwt Weight of cerebellum
ceside Side reviewed with H and E stain, cerebellum
cespong Presence of spongiform change on H and E stain exam, cerebellum
cetot$ Number of focal ischemia or microscopic infarct lesions, cerebellum
cetotg$ Number of gray matter focal ischemia or microscopic infarct lesions, cerebellum
cetotgw$ Number of gray and white matter focal ischemia or microscopic infarct lesions, cerebellum
cetotw$ Number of white matter focal ischemia or microscopic infarct lesions, cerebellum
chdllac Caudate head large lacunes
chdslac Caudate head small lacunes
chol Total cholesterol level
chrons Inflammatory condition recorded in dental record, Chron's disease
cn$ Presence of focal ischemia or microscopic infarct lesions, caudate nucleus
cnarter Presence of arteriolar sclerosis on H and E stain exam, caudate nucleus
cnballo Presence of balloon cells on H and E stain exam, caudate nucleus
cnfl$ Age of focal leucoencephalopathy lesion, caudate nucleus
cnglios Presence of gliosis on H and E stain exam, caudate nucleus
cninn$ Age of ischemic neuronal necrosis lesion, caudate nucleus
cnmi$totalacute Number of acute microscopic infarct lesions, caudate nucleus
cnmi$totalremote Number of remote microscopic infarct lesions, caudate nucleus
cnneuro Presence of neuronal loss on H and E stain exam, caudate nucleus
cnofi$ Age of other focal ischemic change, caudate nucleus
cnpick Presence of Pick bodies on H and E stain exam, caudate nucleus
cnpr# Constructional Praxis score at exam #
cnside Side reviewed with H and E stain, caudate nucleus
cnspong Presence of spongiform change on H and E stain exam, caudate nucleus
cntot$ Number of focal ischemia or microscopic infarct lesions, caudate nucleus
cogstatecollapsedc# Cognitive status at exam #
coin1s# Completes all Money tasks at exam #
coin2s# Completes most Money tasks at exam #
colinfp Large cortical infarct present
colnprob Colon problems, per Nutrition Pilot Study
colnsurg Colon surgery, per Nutrition Pilot Study
coltch College professor
cond Tooth condition
conditiondeath# Condition contributing to death