@isa_picard Large sero study: https://t.co/1cZ08Mf7sm with two tests, found 6.2% as *upper bound* on prevalence (July first), thats 2.7m cases in Spain, and they had 45k excess deaths at that point, and 30k confirmed deaths. Thats over 2% raw IFR.
RT @edigram: Prima di raggiungere #immunità_di_gregge col #sarscov2 si devono costruire nuovi cimiteri o potenziare impianti crematori http…
RT @BioRadDiag: See how the Spanish government is using serological testing to assess the extent of the COVID-19 epidemic in Spain: https:/…
RT @BioRadDiag: See how the Spanish government is using serological testing to assess the extent of the COVID-19 epidemic in Spain: https:/…
@JohnGre73362514 @jcbarret @Sime0nStylites @chrischirp @toadmeister @SGiffordUK English language summary here:
RT @BioRadDiag: See how the Spanish government is using serological testing to assess the extent of the COVID-19 epidemic in Spain: https:/…
See how the Spanish government is using serological testing to assess the extent of the COVID-19 epidemic in Spain: https://t.co/KmOhEMZyUZ https://t.co/c9EmN3vNGD
隠蔽ではないようだ。5月に無作為抽出による抗体検査を行なっており、その結果から人口の5%が感染していたと推察されるとのこと。 https://t.co/I5CLEnlgJe
@isnki この研究ですね。二段抽出で全国から世帯を確率的サンプリングしていますね。 https://t.co/GKh85Y3rAC
@jcbarret @Sime0nStylites @chrischirp @toadmeister @SGiffordUK Here is a lancet summary of the Spanish serology survey. 61k random sample found in Spain only 6% (!) of the population had been exposed and even in the hardest hit areas like Madrid it was les
@derafeynman @YorickB @C19RedTeam @ContainmentNow @ArnoldNiessen The Dutch serological data seems to be quite off as compared to other countries. https://t.co/TOcn0XdIm8 Spain has done an extensive study, maybe that is more useful. https://t.co/2R6sTCA
@DollarBillBend Estás confundiendo inmunidad de rebaño con mortalidad, los estudios están mostrando que la inmunidad de rebaño es inalcanzable. Los anticuerpos disminuyen en pacientes recuperados, y eso explica por qué Europa está en un segundo pico: https
Ističući korejski primjer Bakić propušta spomenuti da je procjena tzv. tamnog broja u najteže pogođenim gradovima tijekom prvog vala nekoliko puta manja od njegove procjene ukupnog broja zaraženih kao 60-100X većeg od broja potvrđenih slučajeva. https://t.
7/10: THE LANCET SPAIN STUDY 🇪🇸 6 JUL 2020: “Spain's large-scale ENE-COVID study indicates just 5% of its population has developed antibodies, strengthening evidence that a so-called herd immunity to Covid-19 is ‘unachievable’.” https://t.co/Q72BZ2GNHf
@NikolajTromborg @nbm_1981 Vi ved at ~90% af PCR positive resulterer i en positiv antistoftest "Seroprevalence among 195 participants with positive PCR...ranged from 87·6% - 91·8%" https://t.co/NhKHLuQg3F Der er måder at få et godt overblik over antistof-r
@SorenSchifter Nej, det ville ellers være dejligt. Tallene ovenfor er inklusiv asymptomatisk smittede. Kan anbefale du læser denne artikel, som er en del tråden https://t.co/snfcURpnj4 Her er en samling af artikler der understøtter 10-45% asymptomatisk smi
@DrEricDing @mehdirhasan @MehdiHasanShow @MaryLTrump @OliviaTroye @JuddApatow @sarahcpr @JulianCastro @katieporteroc And here is the Spain experience with “herd immunity”... https://t.co/ZJn6B1PIGP
@dpaxorales @diniscosta Em Julho teriam cerca de 5%. Logo 2-2,5 M. https://t.co/MAJ83hBWOO
Sorry, but Wootton's use of the words 'science always has..' is claptrap. Back in April the Spanish study into covid herd immunity, resulted in a 5% of population benefiting , or only achieving a result, as the Lancet reported https://t.co/TQFOkeTIKm
This new seroprevalence study in the Spanish population, published today in The Lancet, has some important lessons on the COVID-19 pandemic. 1/... https://t.co/vqJyB3gQjr
@christoph_rothe @OdendahlC @D_Langenmayr nicht ganz so detailliert, aber für spanien gibts (falls nicht schon bekannt) das hier: https://t.co/O3TsPtf1YO und für UK das hier: https://t.co/5GVEEaF8G9
RT @dataspekt: Dosadašnja istraživanja seroprevalencije u svijetu upućuju da je u gradovima gdje je širenje tijekom proljetnog naleta bilo…
Dosadašnja istraživanja seroprevalencije u svijetu upućuju da je u gradovima gdje je širenje tijekom proljetnog naleta bilo snažno, a sustav praćenja kontakata slomljen, propuštenih slučajeva bilo desetak puta više nego potvrđenih, a ne 20-30X više. 6/ htt
@shanejunkin @danobrien20 @killeen_gerry @bealelab The ENE-COVID study (one of the largest sero-prevalence studies and widely regarded as the gold standard) found that between 89-91% of PCR +ve patients also produced detectable anti-bodies. https://t.co/K
@Nyrros Παράδειγμα: https://t.co/JjBY0BF2lP Ισπανία, πρώτο κύμα, αρχές Μαϊου (2 μήνες). 5% οροθετικότητα σύνολο, τοπικά >10%. Στη Νέα Υόρκη ή στο Manaus (BR) τα πήγαν ακόμα χειρότερα. Εννοείται ελπίζουμε να μη συμβεί εδώ, όμως φυσικά και είναι απόλυτα
@AeonCoin "Participants working in essential sectors did not show higher seroprevalence values than the general population, with the exception of HCW (spec–sens range 8·3–11·7%), who have been previously reported to have a greater exposure to SARS-CoV-2."
@MackayIM @DiseaseEcology No way. In the first wave only around 10 % of cases were detected. The seroprevalence test only estimated around 12% in Madrid. There is less deaths and less people in hospitals in this wave so it has affected less people. https:/
@PeterG37740449 @ANothlich @SHomburg @reitschuster Zu Beginn hatten wir deutlich mehr Fälle als offiziell registriert wurden (gute Studien dazu zB hier: https://t.co/D8PewO4Lk8) deaher wurde die Sterblichkeit deutlich zu hoch eingeschätzt.
Estudio prevalencia serológica SARSCOV2 en España. https://t.co/prpY8S4LzT
RT @zorinaq: According to the ENE-COVID serosurvey, 2.4M (5.0%) of the population was infected as of early May: https://t.co/kcaeP9MV7J —ab…
RT @prieto_alhambra: @chrischirp @timspector Massive seroprevalence data from Spain suggests asymptomatic cases range between 20% and 35% h…
@giudicialex @oliverbeige @FT Madrid is very unfortunate in that it was extremely badly hit the first wave (10-15% positivity) — and also epicenter of crisis in Spain second time around. https://t.co/qBzf5CQMKh https://t.co/lbKtABvdud
@WesPegden @BogochIsaac @nataliexdean https://t.co/dbxCXyxVfu That systematic review is consistent with others that tried to reduce all diffrent kinds of biases even granting your argument about a possible downward bias it doesnt detract from the fact that
RT @prieto_alhambra: @chrischirp @timspector Massive seroprevalence data from Spain suggests asymptomatic cases range between 20% and 35% h…
@SusanMichie @dianacarbg @mugecevik @timspector @hildabast @BogochIsaac @OyukaMDPhD @PaulGlasziou @EricMeyerowitz @Geointheworld @ISPMBern This estimate is consistent (still a fair bit of between study variability) with studies that have attempted to reduc
בדיוק כמו התוצאות בספרד? https://t.co/IArE9z4rrE @Nadav_Eyal @AvishaySpitzer @AsafRonel @diklaaharon @grnfluoresceblg @RonnyLinder @segal_eran @MaytalYasur
@chrischirp @timspector Massive seroprevalence data from Spain suggests asymptomatic cases range between 20% and 35% https://t.co/P719TvQqiT
@miroslavtok @greg_travis That's from PCR testing (symptoms). Antibody tests pick up higher proportion of the infected (random sampling). E.g. the large ENE-COVID study in Spain found 88-92% of those previously identified also sero-converted and were fo
国民に毎月一定の信ぴょう性があるであろうYouTuber選手権最優秀賞布団の外に出るのは、「これだけは許せないもしものために新潟行ったらこれ食べろ選手権お願いします。危機管理は、発射したかよりも大きいのですが。。。https://t.co/DFUQCw1ZKD
@zorinaq @12FreeBeer @TheEliKlein @539th I'm sorry - pls post that chart with the actual number of cases that happened. You know what - never mind. I'll post your own chart. https://t.co/XX6nl7b7FN
@husseymichael I agree. I posted about case ascertainment rate being much better now than in Spring many times. Eg. same thing in spain: https://t.co/2CAugC1puI
RT @TheLancet: NEW—First nationwide population-based study presents seroprevalence estimates of antibodies against SARS-CoV-2 at national a…
@noor_halabi @Jenben66 @choo_ek Though I'm not a Dr so if you are really curious you should get a checkup. They can do an in office EKG, and the Dr to listen to your heart and lungs for irregularities. Here is the English version of the study. https://t.co
RT @JPosthumadeBoer: @Dutchy_Henky @MyrtheRythmes Dat idee heb ik ook. Hier de resultaten uit een grote Spaanse studie (rode lijn). Zoiets…
@Dutchy_Henky @MyrtheRythmes Dat idee heb ik ook. Hier de resultaten uit een grote Spaanse studie (rode lijn). Zoiets zou ik ook verwachten. https://t.co/2R6sTCARnD https://t.co/Z2tEnHrzWB
Brasilien: 26 % https://t.co/sriIP9HDDV Spanien: 22 - 36% https://t.co/N9qCJgjHQi Grækenland: Voksne 10 % / børn 40 % https://t.co/UTQi1mACwS Italien: 27 % https://t.co/OmTrN67QAx USA: 29-45 % https://t.co/MTZga3OapH https://t.co/DVDlYzvOJj Kina: 21 % http
Most early studies done on antibodies were done in high income countries, here large studies from US, Spain and the UK have indicated under-ascertainment of actual infections by a factor of x5-x15. As reported in a number of publications, e.g. https://t.co
@Mirella_PhD Asymptomatic are just too high to risk. Comm Health assumes we are capturing 80% through testing. Spanish experience suggests otherwise. The AGC are sadly our "canary cages". https://t.co/1aHtBRvlUW
@Bernp1953P @greg_travis @JohnGee55117754 @mgmgomes1 I haven't seen any studies suggesting 67% of infected people don't sero-convert. The ENE-COVID study suggested 88-92% seroconverted (https://t.co/VPDLRu7Xgi). Have you got links? @bealelab @ScienceShar
RT @RevistaMFSamfyc: Prevalencia del SARS-CoV-2 en España (ENE-COVID): estudio seroepidemiológico poblacional de ámbito nacional https://t.…
@drphilhammond Don’t know if this is the best evidence but we probably don’t really know (although perhaps less than commonly believed). https://t.co/xcZSXBrY1C https://t.co/NQFYHXRqbu https://t.co/M2JlW7AF90
RT @SilverVVulpes: @RCAFDM this has to be differences in early detection, not biology, given the most representative studies find that anti…
@federicolois @SaulOvah @bealelab @BallouxFrancois @WesPegden This would be great news. It seems a lot higher than the sero-prevalence in the ENE-COVID study. Do you have any links? https://t.co/VPDLRu7Xgi
@RCAFDM this has to be differences in early detection, not biology, given the most representative studies find that antibodies follow positive PCR in >90% of cases (after adjusting for test precision) https://t.co/XdUuTrMeco expect better correlation i
@KhalilahPasmore @patricksavalle @mkeulemans @HPdeTijdNL @MarionKoopmans Het echte plaatje ziet er meer zo uit: https://t.co/gJ1fHNEVsK
If you prefer to read the results of the Spanish epidemiological study in English, here is an article in The Lancet: https://t.co/1Us7SXdsL9
Prevalence of SARS-CoV-2 in Spain (ENE-COVID): a nationwide, population-based seroepidemiological study https://t.co/af7vWS0Rzk
Prevalence of SARS-CoV-2 in Spain (ENE-COVID): a nationwide, population-based seroepidemiological study https://t.co/Y9Qm5c1xH6
Prevalence of SARS-CoV-2 in Spain (ENE-COVID): a nationwide, population-based seroepidemiological study https://t.co/TAaYSb6UFw
@AntibioticDoc This study made a strong case for herd immunity not being achievable without unethical consequences 👇https://t.co/ZN6mjMEl5Y
@KevinWGlass Consistent with @mgmgomes1 HIT hypothesis 20-25% 5% in Madrid https://t.co/uRmC5VGkoO 23% NYC https://t.co/xzZhRn3bD2
RT @phenomstruck: References: Contact tracing studies- https://t.co/m8ctfGYEEL https://t.co/lv916NDQIY Seroprevalence studies- https://t.co…
RT @SilverVVulpes: @JayMan471 @phl43 best https://t.co/tf4LHLcVfJ including this table and sensitivity/specificity of antibody test +Icelan…
@JayMan471 @phl43 best https://t.co/tf4LHLcVfJ including this table and sensitivity/specificity of antibody test +Iceland duration of antibodies data for that, not this tweet. could see antibody underestimation lower than 10% and in any case not really big
@sawilkus these data are from spain. overall rate 5%, "health care" 10%, "retail" 5%. "telecommuting" actually a bit above average at 6%! https://t.co/zwwndvVDU7
@OBusybody I looked at the first three. Article, insignificant study, article. I find no credible evidence in the first three. If you want HIGH quality evidence see the Spain study from this year. Herd immunity will kill too many and destroy HC system. htt
@pacientefantasm @pmarsupia los positivos de PCR que no generan anticuerpos a duras penas son 10% (menos, porque el test no es perfecto) https://t.co/uq59v8M3g8 https://t.co/4h3apesml6
U Španjolskoj je provedeno ispitivanje seroprevalencije približno u isto vrijeme kada i u Hrvatskoj. Rezultati tog istraživanja su pokazali da seroprevalencija iznosi ~5%, a omjer ukupno zaraženih i potvrđenih slučajeva približno 10/1 (10X). https://t.co/O
References: Contact tracing studies- https://t.co/m8ctfGYEEL https://t.co/lv916NDQIY Seroprevalence studies- https://t.co/i9ufrxTCQL https://t.co/WRls4SZZUf Biological advantage/ACE2 studies- https://t.co/wq8spJHbts https://t.co/egn3yh4fF0
RT @Andrea_Gentil: Un estudio hecho en España sobre 60.000 personas encontró que el 3,4% de los niños y adolescentes tenían anticuerpos con…
Un estudio hecho en España sobre 60.000 personas encontró que el 3,4% de los niños y adolescentes tenían anticuerpos contra Covid-19, mientras que en los adultos esa tasa fue de entre el 4,4% y el 6%. Y eso fue cuando las escuelas estaban cerradas: https:/
Dodatno, omjer od 30/1 je iznenađujuće visok u odnosu na slične procjene u svijetu. Je li u Hrvatskoj doista propušteno potvrditi znatno više slučajeva nego drugdje, usprkos ranom i temeljitom lockdownu i kvalitetnim epidemiolozima na terenu? https://t.co/
@dataspekt Estimates from published serology correlated to total detected infection as of time of infection. e.g Geneva (10x), New York (10x) (https://t.co/EbkgkxbyxJ), Spain (10x) (https://t.co/nIWzkmDsHJ) and Lima (20x) (https://t.co/mMhdfSYqha) https://
RT @JPosthumadeBoer: 75. Er volgt nog: Het PIENTER serologisch onderzoek (links) versus serologisch onderzoek uit andere landen (e.g., Spa…
@SergioRios_ @pmarsupia no sé quien lo hizo, pero el primero gris está reescalado en base a los datos de https://t.co/uq59v8M3g8 el segundo aún no tiene serología para comparar, aunque se espera que nos perdamos menos infectados (no sé si tan poco como en
@anja_36 @SMeerbeeck Wel is bekend uit serologisch onderzoek uit Spanje bijvoorbeeld, dat kinderen niet veel verschillen van volwassenen wat betreft de vatbaarheid voor deze ziekte (rode lijn). https://t.co/2R6sTCSsMd https://t.co/47ZuafXG0J
@zegerdebyser @peter_persyn @gmeeus2 @Erik_Wood @zorinaq @ProfHGoossens Ja maar Madrid werd bv zwaar getroffen in 1ste golf, 13% van de bevolking heeft antistoffen (ca. 2x zo veel dan in BE), https://t.co/mZkJGdU2Vb, maar wordt nu opnieuw zwaar getroffen d
@peter_persyn @gmeeus2 @Erik_Wood @zorinaq @ProfHGoossens Ter vergelijking: in Madrid heeft 13% van de bevolking antistoffen (ca. 2x zo veel dan in BE), https://t.co/YvvGQvrRTV, maar is er nu opnieuw een zich snel, exponentieel verspreidende golf, ondanks
@ruiterprins In Spanje is wel uitgebreid serologisch onderzoek gedaan. De resultaten daar zien er heel anders uit dan het PIENTER onderzoek aangeeft in april. De rode lijn is het meest betrouwbaar, de onzekerheid in de data staat met verticale strepen we
RT @IronEconomist: @LiverpoolQI @LittlestBourgie @AronSalvona @ajaclare @jonatanpallesen @devisridhar This question was definitively answer…
Some people really still having trouble believing this. The UK and Spain sero-studies each have sample sizes greater than all the other academic sero studies combined. This is the answer. Its bad news, i don't like it, but stop kidding yourselves.
RT @IronEconomist: @LiverpoolQI @LittlestBourgie @AronSalvona @ajaclare @jonatanpallesen @devisridhar This question was definitively answer…
@LiverpoolQI @LittlestBourgie @AronSalvona @ajaclare @jonatanpallesen @devisridhar This question was definitively answered, 4.6% seroprevalence yields 2.1m cases vs 30500 confirmed deaths yields 1.4% IFR, and confirmed deaths is charitable as there are ten
@Orla_Hegarty @danobrien20 He makes a statement and provides no evidence. Nor does what I said mean Herd Immunity. The more people that have antibodies the less fuel for any epidemic to burn. https://t.co/9h72FnGywV https://t.co/8xh9AdTOpf
@kawlijah @ProjectLincoln @usambovu herd immunity also conflicts with this study from spain posted in lancet in july that suggests it is likely unachievable with this particular virus/antibody, so in addition to being inhumane, it doesnt produce the antici
@JanusKlaasssen Een groter onderzoek dan. Is er een verschil met voorgaande grafiek? https://t.co/2R6sTCSsMd https://t.co/6KsrerkrNG
RT @JPosthumadeBoer: @claud0000000 @BelindaDenOuden @anatwitje De tweede ronde van het PIENTER onderzoek was juli, echter de data is nog ni…
@claud0000000 @BelindaDenOuden @anatwitje De tweede ronde van het PIENTER onderzoek was juli, echter de data is nog niet beschikbaar gesteld, er is alleen nog data uit april (links). Op basis van data uit Spanje, blijkt dat het aandeel toch aanzienlijk zal
RT @BristOliver: But this paper in the Lancet reckons Madrid was at 15% infections (based on seroprevalence) in the first wave. https://t.c…