Transcript Slide 1
Genes & Prenatal Social Environment: Shorts, Longs, Orchids and Dandelions Dalton Conley NYU, NBER & Mt. Sinai School of Medicine & Emily Rauscher, NYU 6.17.10 I. Modeling (Unmeasured) GE Covariance Broad-sense heritability Trait or disease Height Body fat % Autism Schizophrenia Alcoholism Blood pressure Cleft palate/club foot IQ Measles Heritability near 1.0 near 1.0 near 1.0 0.7 0.6 0.6 0.6 0.5 0.16 ©2000 Lee Bardwell Narrow Sense (Additive) Heritability H2= 2 * (ICCIdentitcal - ICCFraternal) ICC= σ2b / (σ2b + σ2w) - 2 * COV ( Misclassified Twins: A Solution to GE-Covariance Problem? Reported DNA DZ ?? MZ Total -----------+---------------------------------+---------MZ | 74 10 208 | 292 DZ | 210 2 16 | 228 -----------+---------------------------------+---------Total | 284 12 224 | 520 Height ICC by Zygosity - Reported-Genetic bars show std errors 1.2 1 0.8 0.6 0.4 0.2 0 DZ-DZ MZ-DZ MZ-MZ DZ-MZ BMI ICC by Zygosity Reported-Genetic 1 0.8 0.6 0.4 0.2 0 -0.2 -0.4 DZ-DZ MZ-DZ MZ-MZ DZ-MZ Cumulative HS GPA ICC by Zygosity - Reported-Genetic 1 0.8 0.6 0.4 0.2 0 DZ-DZ MZ-DZ MZ-MZ DZ-MZ Log Depression ICC by Zygosity Reported-Genetic - bars show std errors 0.8 0.6 0.4 0.2 0 -0.2 -0.4 DZ-DZ MZ-DZ MZ-MZ DZ-MZ Log Delinquency ICC by Zygosity Reported-Genetic bars show std errors 0.6 0.4 0.2 0 -0.2 -0.4 -0.6 DZ-DZ MZ-DZ MZ-MZ DZ-MZ Log ADHD ICC by Zygosity Reported-Genetic 0.8 0.6 0.4 DZ-DZ MZ-DZ MZ-MZ 0.2 0 -0.2 DZ-MZ Log Birth Weight ICC by Zygosity - Reported-Genetic 1 0.8 0.6 0.4 0.2 0 DZ-DZ MZ-DZ MZ-MZ DZ-MZ II. Gene-Environment Interactions Require Exogenous Environments and Within-Family Genetic Designs Haplotype: A Unique Set of Polymorphisms Guo et al. 2008 Effect of DRD2*178/304 depends on if pareants have regular meals with adolescents 0.7 0.6 No family meal 0.5 Family meal 0.4 0.3 0.2 0.1 0 Serious Delinquency Violent Delinquency Caspi et al. 2002: MAOA Caspi et al. 2002 Caspi et al. 2003 Bidirectional Relationship Between Infant Health and Adult SES Maternal Birth Weight Maternal Income Filial SES Filial LBW, 34-74 percent reduction in likelihood of graduating on time from HS Developmental Sequelae Birth Weight Pregnancy Conditions Effect of One Pound of Birth Weight on Reading Ability, Ages 6 - 12, Sibling FE Models 35 30 Percentage Point Difference 25 20 Blacks Whites 15 10 5 0 Letter-Word Identifiation Passage Comprehension Measure Broad Reading Effect of Birth Weight on Infant Mortality, Twin Difference Models, by Age Probability Increase for a One-Pound Difference About the Mean 0.3 0.25 0.2 DZ Tw ins 0.15 MZ Tw ins 0.1 0.05 0 Neonatal Mortality Post-Neonatal Mortality Risk Period Main Effects of Target Loci (1) VARIABLES 5HTT ss Twins -0.128 (1.181) (2) (3) Depression DZ MZ -0.169 0 (1.225) (0) (4) (5) MZ-RE 0.358 (0.991) Twins MAOA 2/3R 0.277 (0.405) (6) (7) Delinquency DZ MZ 0.270 (0.456) 0 (0) (8) (9) MZ-RE Twins Male Constant Observations R-squared No. of pairs 1.862 (2.742) -0.930 (0.805) -2.256 (12.38) 486 0.618 0.853 3.775 (3.508) (4.454) -0.910 0 (0.834) (0) 2.244 -11.27 (15.87) (20.04) 280 206 0.592 0.654 -0.314 (2.317) -0.322 (0.821) 7.206 (10.35) 206 103 -0.522 (0.944) 0.809** (0.285) 2.482 (4.264) 456 0.634 -0.905 (1.302) 0.818* (0.321) 4.225 (5.890) 270 0.610 0.244 (1.291) 0 (0) -0.458 (5.806) 186 0.692 (12) MZ-RE 0.115 (0.259) DRD2 no A1 Log oz (10) (11) HS GPA DZ MZ 0.597 (0.692) 0.429 (0.261) -2.310 (3.105) 186 93 -0.0465 (0.128) -0.0222 (0.304) -0.452** (0.0911) 3.069* (1.369) 392 0.847 -0.0488 (0.152) 0.128 (0.449) -0.457** (0.109) 2.312 (2.026) 232 0.815 0 (0) -0.295 (0.331) 0 (0) 4.161** (1.493) 160 0.912 0.174 (0.145) -0.188 (0.275) -0.344* (0.146) 3.769** (1.242) 160 80 Interaction Effects: Delinquency (1) Twins Log oz_MAOA 2/3R MAOA any 2/3R Log oz Male Constant Observations R-squared 1.008 (1.578) -4.279 (7.141) -1.038 (1.242) 0.831** (0.287) 4.809 (5.611) 456 0.635 (2) DZ Delinquency 2.055 (2.024) -9.017 (9.160) -1.968 (1.670) 0.863** (0.324) 9.035 (7.558) 270 0.613 (3) MZ -2.402 (2.584) 0 (0) 1.443 (1.826) 0 (0) -0.624 (5.813) 186 0.695 Interaction Effects: GPA 1 Twins 2 HS GPA DZ MZ 1.108* (0.514) -5.069* (2.332) -0.637 (0.415) -0.454** (0.0903) 5.854** (1.873) 1.405+ (0.713) -6.413* (3.232) -0.723 (0.619) -0.457** (0.107) 6.160* (2.795) 0.172 (0.667) 0 (0) -0.375 (0.454) 0 (0) 4.142** (1.503) 392 0.851 232 0.821 160 0.912 VARIABLES Log oz_DRD2 no A1 DRD2 no A1 Log oz Male Constant Observations R-squared 3 Interaction Effects: Depression (1) Twins (2) DZ Depression (3) MZ -12.32** (4.267) 55.38** (19.31) 6.896* (3.207) -0.953 (0.792) -24.94+ (14.47) -8.397+ (5.026) 37.62 (22.74) 4.132 (3.981) -0.922 (0.827) -12.49 (17.98) -27.33** (8.585) 0 (0) 15.95** (5.729) 0 (0) -28.03 (19.91) 486 0.631 280 0.601 206 0.685 VARIABLES Log oz_5HTT-ll 5HTT-ll Log oz Male Constant Observations R-squared Depression Due to an Additional Pound at Birth by 5HTT ss vs. others 7 6 5 Depression 4 3 2 ll or ls 1 ss 0 -1 -2 -3 Depression Due to an Additional Pound at Birth by 5HTT ll vs. others 6 Depression 4 2 0 -2 -4 -6 -8 ls or ss ll VARIABLES Twin pair DRD2 both no A1 DRD2 one no A1 5HTT both ll 5HTT one ll MAOA both 4R MAOA one 4R Male (1) Log oz diff MZ (2) Log oz diff DZ (3) Log oz MZ – RE (4) Log oz DZ -0.019 (0.021) 0 (0) 0.026 (0.022) 0 (0) -0.005 (0.020) 0 (0) 0.013 (0.020) -0.004 (0.023) -0.057* (0.027) -0.015 (0.024) -0.016 (0.025) 0.002 (0.022) 0.007 (0.025) -0.018 (0.019) 0.050 (0.031) 0.019 (0.022) -0.018 (0.033) 0.010 (0.032) -0.051 (0.036) 4.500** (0.031) 190 0.013 (0.028) 0.032 (0.030) -0.021 (0.029) 4.496** (0.026) 272 0.798 136 Individual DRD2 - no A1 MAOA - 4R 5HTT - ll Constant Observations R-squared Number of pairs 0.093** (0.019) 95 0.025 95 0.145** (0.026) 136 0.047 136 95 oz ulative GPA est Grade Comp ession depression depression quency delinquency delinquency 2 – no A1 OA – both 4R T – ll MZ w/ twin BW N Std Mean Error 208 0.01 4.5* 181 0.05 2.82* 208 0.13 13.41 208 0.35 5.71 208 0.05 1.63 208 0.02 0.93 202 0.15 0.78* 202 0.04 0.32* 208 0.03 0.30* 203 0.04 0.53 200 0.04 0.49 206 0.03 0.31 MZ w/o twin BW N Std Mean Error 15 0.05 4.37* 89 0.08 2.62* 100 0.18 13.08 98 0.46 5.77 98 0.07 1.68 100 0.02 0.95 100 0.09 0.29* 100 0.04 0.14* 100 0.04 0.15* 100 0.05 0.58 97 0.05 0.39 98 0.05 0.33 DZ w/ twin BW N Std Mean Error 285 4.52* 0.01 252 2.61+ 0.06 285 13.31+ 0.12 284 0.30 5.54 284 0.05 1.58 285 0.02 0.89 283 0.11 0.69 283 0.03 0.29 285 0.03 0.25 285 0.03 0.61 280 0.3 0.49 284 0.03 0.33 DZ w/o twin BW N Std Mean Error 28 4.42* 0.04 104 2.43+ 0.08 129 12.96+ .16 127 0.49 5.80 127 0.07 1.61 129 0.02 0.93 129 0.16 0.77 129 0.05 0.32 129 0.04 0.27 127 0.04 0.54 127 0.04 0.42 128 0.04 0.32 Orchids v. Dandelions: Phenotypic Capacitance? 1 R (“good”) -2.550** (0.605) 2 3 Delinquency difference All MZ Twins 4 5 6 Delinquency difference Males MZ only 0.800 (1.331) R – 1 DZ twin OA both 3/4R -38.04** (13.59) OA both 3/4R – (“orchid”) 6.923** (0.864) -1.031 (1.558) 2.930** (0.606) 36.55** (13.50) -0.372 (1.316) -0.982 (1.303) 0.588** (0.208) -3.679* (1.781) 115.4** (17.75) -1.410 (1.081) 0.626** (0.172) 94 0.181 94 0.247 94 0.427 94 0.612 OA no 3/4R o of twin bw) 6.926** (0.993) 46 0.532 -0.639 (2.188) 0.633* (0.303) 7 8 9 Delinquency Difference Same Sex DZ Twins Males only 0.251 0.118 0.816 (0.500) (0.533) (1.139) -0.623 -0.668 (0.802) (1.302) -2.558 -1.947 -9.364 (3.436) (3.602) (8.906) 3.557 1.952 -3.693* (1.757) 115.5** (17.51) -1.553 1.093 (1.558) (2.373) 0.725** 0.0796 (0.215) (0.401) 46 0.770 79 0.155 (7.078) (11.03) 0.485 (2.585) 0.209 (0.437) 1.562 (4.877) 1.368* (0.652) 79 0.162 41 0.047 Effect of 1 Pound Birth Weight Difference on Delinquency Difference by MAOA - MZ Twins (calculated from mean MZ bw) 25 20 15 MAOA "orchid" 10 MAOA 3/4R 5 0 Effect of 1 Pound Birth Weight Difference on Depression Difference by MAOA MZ Twins (calculated from mean MZ bw) 60 50 40 30 20 10 0 -10 MAOA "orchid" MAOA 3/4R III. Need More Candidate Genes Five Conditions Pupae Collected, Raised Alone in Dark Transferred 5 Days Post-Eclosure Eight Biological Replicates for Each of Three Experimental Replicates ½ Hour Exposure Time + 1 Hour Refractory Period 6 Differentially Expressed Genes: Naïve v. Social (RMA normalized) 5 a6 Klp67A CG9021 1 2 3 4 CG9483 dpr16 CG11201 CG8878 CG7638 lat CG31609 Cdc6 CG4892 TppII CG6180 l(3)neo26 CG13021 CG30392 CG17806 Mvl RpS27 CG4793 ssp5 CG4848 CG11092 0 volc2[, 2] Lrr47 -1.5 -1.0 -0.5 0.0 volc2[, 1] 0.5 1.0 5.2 5.3 5.4 5.5 5.6 5.7 5.8 lat 1 2 3 4 5 9.1 9.2 9.3 9.4 Mvl 1 2 3 4 5 Target Genes of Interest Gene Valence Ontology Notes latheo Up DNA replication / initiation; olfactory memory; learning Antibody / Mutants available a6 Up Odorant binding Mutant & RNAi lines available CG17806 Up zinc ion binding; nucleic Mutant & RNAi lines available acid binding Leucine-rich Up repeat 47 Protein Binding; Ras signal transduction RNAi line malvolio Down ion transduction; sweet taste Mutant & RNAi available CG8878 Down serine./ threonine protein kinase Mutant & RNAi available latheo IV. Human Epigenetics? Sodium Bisulfate Mapping Tissue-Specific Control Genome-Wide Control Was Lamarck Right? Trans-Generational Phenotypic Plasticity Human Epigenetics? • Where? / When? – Brains of Corpses – Germ line / AcPs – Aborted Fetuses – Blood: Immune Function – In vitro – Animals again Better Socio-Genomics • Forward Genetics: – Knock out studies in model organisms • Focus on more definable phenotypes – Earlier in development • Experimental Variation in Environment • Inference to Humans through BLAST – Basic Local Alignment Search Tool • Exogenous Variation in Humans – Birth Order, Twins, Roommates, Sex Mix, etc. • Gene Expression Data – Dead Man Walking Thanks! Emily Rauscher Mark Siegal Christina Lyman Sandra Schackenberg Sujash Chatterjee Justin Blau Rich Bonneau Mike Purugganan Greg Suh Add Health Zygosity Classification dna based pair type-original zygosity DZ MZ UD Total -----------+---------------------------------+---------1| 18 260 30 | 308 2| 220 12 6| 238 -----------+---------------------------------+---------Total | 238 272 36 | 546 Estimated Heritability of Complex Phenotypes 0.6 0.5 H-Squared 0.4 0.3 0.2 0.1 0 Memory Processing Speed Scholastic Achievement Spatial Reasoning Vocational Interests Psychom etric Indicator Neuroticism Verbal Reasoning Extraversion General Intelligence III. Genes Violate the Exclusion Restriction Homo Sapiens: 87 % Single Network Component Source: Stelzl et al. 2005. DRD4 Expression Gene : DRD4 - Cluster Unigene : Hs.99922 Unigene libraryTissueOrganStageNumber of EST% of library • 1 nci cgap brn41 oligodendroglioma brain 1 0.13 • 2 ui-e-ej1 fetal eyes, lens, eye anterior segment, optic nerve, retina, retina foveal and macular, rpe and choroid eye fetal and adult 4 0.04 • 3 ui-e-ej0 fetal eyes, lens, eye anterior segment, optic nerve, retina, retina foveal and macular, rpe and choroid eye fetal and adult 5 0.03 • 4 nci cgap kid11 kidney 2 0.01 • 5 ui-e-ci1 rpe and choroid eye adult 1 0.01 • 6 soares adult brain n2b5hb55y brain 55-year old 1 0.01 • 7 soares ovary tumor nbhot ovarian tumor ovary 1 0.01 DRD4 Homo Sapiens Homologs (172) • gi|4503389 dopamine receptor D4; D(2C) dopamine receptor [H... 832 0.0 gi|4503387 dopamine receptor D3 isoform a [Homo sapiens] 256 3e-68 gi|17986270 dopamine receptor D2 isoform short [Homo sapiens] 243 1e-64 gi|4503385 dopamine receptor D2 isoform long [Homo sapiens] 234 6e-62 gi|15718670 alpha-2Aadrenergic receptor; alpha-2AAR subtyp... 207 1e-53 gi|4501967 alpha-2C-adrenergic receptor; alpha2-AR-C4 [Homo... 207 1e-53 gi|4501965 alpha-2B-adrenergic receptor; alpha-2-adrenergic... 206 3e-53 gi|4504531 5-hydroxytryptamine (serotonin) receptor 1A [Hom... 188 5e-48 gi|16445398 dopamine receptor D3 isoform c [Homo sapiens] 173 2e-43 gi|16445402 dopamine receptor D3 isoform e [Homo sapiens] 173 2e-43 gi|4557265 beta-1-adrenergic receptor [Homo sapiens] 169 3e-42 gi|4557267 adrenergic, beta-3-, receptor [Homo sapiens] 166 2e-41 gi|4504539 5-hydroxytryptamine (serotonin) receptor 2B [Hom... 156 3e-38 gi|6005782 histamine receptor H3; G protein-coupled recepto... 151 7e-37 gi|16445396 dopamine receptor D3 isoform b [Homo sapiens] 150 1e-36 gi|16445400 dopamine receptor D3 isoform d [Homo sapiens] 147 1e-35 gi|4502821 cholinergic receptor, muscarinic 4; muscarinic a... 145 7e-35 gi|4504533 5-hydroxytryptamine (serotonin) receptor 1B; 5-H... 145 7e-35 gi|4502815 cholinergic receptor, muscarinic 1; muscarinic a... 142 4e-34 gi|4501957 alpha-1D-adrenergic receptor; adrenergic, alpha-... 135 4e32 gi|10880131 5-hydroxytryptamine receptor 7 isoform b; serot... 129 3e-30 gi|10880129 5-hydroxytryptamine receptor 7 isoform d; serot... 129 3e-30 gi|4504547 5hydroxytryptamine receptor 7 isoform a; seroto... 129 3e-30 gi|10835175 5-hydroxytryptamine (serotonin) receptor 2A [Ho... 129 5e-30 gi|4502817 cholinergic receptor, muscarinic 2; muscarinic a... 127 1e-29 gi|4501959 alpha-1B-adrenergic receptor; adrenergic, alpha ... 126 3e-29 gi|15451761 alpha-1A-adrenergic receptor isoform 4; adrener... 123 2e-28 gi|15451759 alpha-1A-adrenergic receptor isoform 2; adrener... 123 2e-28 gi|15451757 alpha-1A-adrenergic receptor isoform 3; adrener... 123 2e-28 gi|4501961 alpha-1A-adrenergic receptor isoform 1; adrenerg... 123 2e-28 gi|4504541 5-hydroxytryptamine (serotonin) receptor 2C [Hom... 120 1e-27 gi|29727439 similar to 5-HT5B serotonin receptor [Homo sapi... 118 7e-27 gi|4503383 dopamine receptor D1 [Homo sapiens] 114 1e-25 gi|30150689 similar to D(1B) dopamine receptor (D(5) dopami... 114 1e-25 gi|4504545 5-hydroxytryptamine (serotonin) receptor 6 [Homo... 111 1e-24 gi|4503391 dopamine receptor D5; dopamine receptor D1B; D1b... 110 1e-24 gi|13236497 5-hydroxytryptamine (serotonin) receptor 5A [Ho... 110 2e-24 gi|4504537 5-hydroxytryptamine (serotonin) receptor 1E [Hom... 100 2e-21 gi|30148127 similar to D(1B) dopamine receptor (D(5) dopami... 99 7e-21 gi|4504535 5-hydroxytryptamine (serotonin) receptor 1D [Hom... 99 7e-21 gi|30148324 similar to D(1B) dopamine receptor (D(5) dopami... 97 2e-20 gi|13435405 histamine receptor H2; gastric receptor 1 [Homo... 96 5e-20 gi|10835197 5-hydroxytryptamine (serotonin) receptor 1F; 5-... 96 6e-20 gi|4502819 cholinergic receptor, muscarinic 3; muscarinic a... 95 8e-20 gi|11321563 5hydroxytryptamine (serotonin) receptor 4 [Hom... 94 2e-19 gi|17484441 similar to Alpha-1D adrenergic receptor (Alpha ... 92 5e-19 gi|7108336 cholinergic receptor, muscarinic 5; muscarinic a... 91 1e-18 gi|4501969 adrenergic, beta-2-, receptor, surface; beta-2 a... 89 4e-18 gi|4505925 putative neurotransmitter receptor [Homo sapiens] 88 1e-17 gi|21361153 cholecystokinin B receptor [Homo sapiens] 86 6e-17 gi|19923823 neuromedin U receptor 2 [Homo sapiens] 86 6e-17 gi|28173558 trace amine receptor 4 [Homo sapiens] 85 8e-17 gi|4504491 histamine receptor H1; histamine receptor, subcl... 85 8e-17 gi|24432089 G protein-coupled receptor 66 [Homo sapiens] 85 8e-17 gi|28875799 cholecystokinin B receptor [Homo sapiens] 85 1e-16 gi|4557637 orexin receptor 1 [Homo sapiens] 83 3e-16 gi|4501951 adenosine A2b receptor [Homo sapiens] 82 7e-16 gi|28173562 trace amine receptor 3 [Homo sapiens] 82 7e-16 gi|21264324 trace amine receptor 1 [Homo sapiens] 82 7e-16 gi|5921992 adenosine A2a receptor; adenosine A2 receptor; a... 82 9e-16 gi|4557865 somatostatin receptor 5 [Homo sapiens] 81 1e-15 gi|9506747 G protein-coupled receptor 27; super conserved r... 79 5e-15 gi|4501947 adenosine A1 receptor [Homo sapiens] 78 1e-14 gi|5453666 G protein-coupled receptor 19 [Homo sapiens] 77 2e-14 gi|4557863 somatostatin receptor 4 [Homo sapiens] 75 7e-14 gi|16751917 G protein-coupled receptor 102; trace amine rec... 75 8e-14 gi|16876435 G protein-coupled receptor 101 [Homo sapiens] 73 4e-13 gi|4503903 galanin receptor 1; Galanin receptor [Homo sapiens] 72 6e-13 gi|4557857 somatostatin receptor 1 [Homo sapiens] 72 6e-13 gi|4503907 galanin receptor 3; galanin receptor, family mem... 72 7e-13 gi|4557861 somatostatin receptor 3 [Homo sapiens] 72 7e-13 gi|11545887 neuropeptide FF 1; RFamide-related peptide rece... 72 7e-13 gi|4501953 adenosine A3 receptor [Homo sapiens] 72 9e-13 gi|4758468 G protein-coupled receptor 50 [Homo sapiens] 71 1e-12 gi|14211847 G protein-coupled receptor 54; G protein-couple... 71 1e-12 gi|4758474 G protein-coupled receptor 10; prolactin-releasi... 71 1e-12 gi|4557639 orexin receptor 2 [Homo sapiens] 71 1e-12 gi|4505513 opiate receptor-like 1; opioid receptor-like 1; ... 70 2e-12 gi|7657142 G protein-coupled receptor 58 [Homo sapiens] 70 2e-12 gi|4503905 galanin receptor 2 [Homo sapiens] 70 3e-12 gi|4503639 coagulation factor II (thrombin) receptor-like 3... 69 6e-12 gi|15150803 opsin 4 (melanopsin); melanopsin [Homo sapiens] 69 6e-12 gi|14251205 histamine H4 receptor [Homo sapiens] 68 1e-11 gi|29729009 similar to seven transmembrane helix receptor [... 68 1e-11 gi|27734717 opioid receptor, delta 1 [Homo sapiens] 68 1e-11 gi|5174593 melatonin receptor 1A; melatonin receptor type 1... 68 1e-11 gi|30151598 similar to seven transmembrane helix receptor [... 68 1e-11 gi|17437027 similar to seven transmembrane helix receptor [... 68 1e-11 gi|4758434 growth hormone secretagogue receptor [Homo sapiens] 67 2e-11 gi|4505515 opioid receptor, mu 1 [Homo sapiens] 66 5e-11 gi|9507143 super conserved receptor expressed in brain 3 [H... 65 9e-11 gi|7705316 CC chemokine receptor 10 [Homo sapiens] 64 2e-10 gi|4557859 somatostatin receptor 2 [Homo sapiens] 64 2e-10 gi|14210484 G protein-coupled receptor slt; melanin-concent... 64 2e-10 gi|16604258 G protein-coupled receptor 74; neuropeptide G p... 64 2e-10 gi|4758820 G protein-coupled receptor 74; neuropeptide G pr... 64 2e-10 gi|4505447 neuropeptide Y receptor Y2 [Homo sapiens] 64 2e-10 gi|24476016 G-protein coupled receptor [Homo sapiens] 64 3e-10 gi|6677701 G-protein coupled receptor [Homo sapiens] 64 3e-10 gi|5174595 melatonin receptor 1B; melatonin receptor type 1... 63 3e-10 Rewired Networks: E. Coli Isalan et al. 2008 Six-Question Scale v. Add Health Classification | DZ MZ UD | Total -----------+---------------------------------+---------0| 232 4 0| 236 33.3 | 36 2 0| 38 50 | 38 4 0| 42 60 | 28 4 0| 32 66.7 | 4 16 6| 26 71.4 | 0 16 4| 20 75 | 2 68 22 | 92 80 | 4 12 6| 22 83.3 | 2 14 4| 20 85.7 | 2 10 4| 16 87.5 | 0 84 14 | 98 100 | 0 186 0| 186 -----------+---------------------------------+---------Total | 348 420 60 | 828 Six-Question Scale of Similarity v. Self-Reported Zygosity Scale | DZ .5 MZ Total -----------+---------------------------------+---------0 | 222 4 8 234 33.3 | 34 0 4 38 50 | 30 2 10 42 60 | 22 0 10 32 66.7 | 12 2 12 26 71.42 | 4 0 16 20 75 | 32 2 58 92 80 | 10 2 10 22 83.3 | 8 0 12 20 85.7 | 6 0 10 16 87.5 | 18 2 78 98 100 | 40 6 140 186 -----------+---------------------------------+---------Total | 438 20 368 826