@alexharv074 @discoball2000 @BallouxFrancois @DevanSinha This is the study (I had a read before replying). As I say decent but small https://t.co/pUFk4qmSro
@AtomsksSanakan @maximelearning @han_francis 0.30: Iceland https://t.co/h6p5uOQMPF 0.26: Austria https://t.co/0eXYgBSB7F I guess you'll complain about the limited reporting resources of these countries too. 0.36: Germany https://t.co/eMwzfrM3N5
RT @MrUrben: @ChatSecouriste @lebon80 @Vandaln2 @NansTremouilles Ou encore cette étude: https://t.co/ITqgmja9lj
@ChatSecouriste @lebon80 @Vandaln2 @NansTremouilles Ou encore cette étude: https://t.co/ITqgmja9lj
@RyW_04 @lunarange @josheidelson https://t.co/GnpwZmlzg8 here’s the Iceland study early in pandemic they found .3%. Note that’s early and it continued to drop. Keeping non-COVID medical services open led to better health outcomes. Shocker.
@FiestaForever07 @Neworldorder777 @Humble_Analysis Kommt auf Zeitpunkt und Methodik drauf an. >95% entwickeln Antikörper. Aber Sie haben sicher mehr Ahnung von Sensitivität und Spezifität analytischer Methoden als ich https://t.co/0Y3YdIrpUJ https://t
@DomCorner3 @MatA34814036 @Censored4sure Sweden doesn't prove it. They're highly vaccinated (the primary driver behind preventing excess deaths into 2022) and they implemented many restrictions after their first wave, in contradiction of GBD principles: ht
RT @DrNESTORSOSA2: Buenas Noticias: Epidemia en Islandia (testearon al 15% de la pob.) demostró que la letalidad global (incluyendo asintom…
@willermiller @RealAlexMatthew @francoislegault Et confirmé par des dizaines d'autres articles qui arrivent aux mêmes chiffres. https://t.co/1mdrbAWRWT https://t.co/qlM19abbiL https://t.co/U3sDgM6J7d https://t.co/09rdOkAiNk https://t.co/mOz1jxdI3k
IFR = 0.089% https://t.co/0qgnqDSk25 IFR=0.1% (<70 ans) https://t.co/U3sDgM6J7d IFR=0.09% (<70 ans) https://t.co/UyR1oTwyFe IFR=0.17% https://t.co/PDXipTcgjX -> Comparable à l'influenza. Q.E.D.
RT @JeffTownsend: Highly touted (and vitally important) early research on the durability of immunity against reinfection reported that the…
@JarvsoLonnmo Isländsk antikroppsstudie https://t.co/EStflOmqvm
RT @pmelsted: @trvrb @GidMK First two lines of Table 1. https://t.co/Vuwl6BZTNl https://t.co/QMS1ysZnhW
Study 44 on natural immunity https://t.co/Tbg77bEvy5 #NaturalImmunity #COVID19 #Vaccination
@mattgurney The article doesn't even touch on how those policies ignore immunity post infection. Growing collection of studies showing it lasts at least as long as vax, and better with delta. Everyone doesn't need to be vaxd for us to be safe. https://t.co
@2021Some1 @MurphyEmil @NewstalkZB Iceland, keeping in mind they have some vitamin D deficiencies https://t.co/voagpqM59B
RT @pmelsted: @trvrb @GidMK First two lines of Table 1. https://t.co/Vuwl6BZTNl https://t.co/QMS1ysZnhW
RT @Loretta_Torrago: However, serology testing’s propensity for false –‘s, suggests some negative believers were right about having had Cov…
However, serology testing’s propensity for false –‘s, suggests some negative believers were right about having had Covid. One issue is, not everyone infected seroconverts (produces antibodies). https://t.co/i8BECMkjLy https://t.co/hybtRAcbcn
@andrew_croxford Also depends on the anti-nucleocapsid test. Roche has a good one with high sensitivity + fairly resistant to seroreversion. https://t.co/vTxjjftrIu https://t.co/nAhAMTyEbv https://t.co/2LCKO7yjhZ https://t.co/sTYjidrbmX https://t.co/lcxX
@PutrinoLab @JAMA_current I mean, here are several! there are several more explicitly discussed and cited in the study you sent. Again, it's true some portion never seroconverts but your assertion that it's ~40% feels cherry-picked https://t.co/TdqcgRQ9SW
RT @pmelsted: @trvrb @GidMK First two lines of Table 1. https://t.co/Vuwl6BZTNl https://t.co/QMS1ysZnhW
NEJM -- Conclusion: Our results indicate that antiviral antibodies against SARS-CoV-2 did not decline within 4 months after diagnosis. https://t.co/S4n6qCPoWl
Highly touted (and vitally important) early research on the durability of immunity against reinfection reported that the levels of neutralizing antibodies drop "significantly" in two to three months. https://t.co/dFk6dQ63PJ https://t.co/QsczauYSeL htt
@frankalba2 @sofius @DagensArena Det har du rätt i. Jag glömde Island och jag har tyvärr inte hittat antikroppsdata för Island till mars 2021. Det jag känner till är data publicerade i september 2020 då skattningen var att 0.9% av islänningarna hade varit
11/U Another issue is high seroconversion rates even in places that tested many infected people who lacked strong symptoms. Vo' in Italy is a good example, as are others. https://t.co/bXzVbr26Cz https://t.co/DEm5bvF5LA https://t.co/WeeDPbd9Sb https://t
@brandoncpresley Maybe these: https://t.co/087GKAtfbG https://t.co/6zSa4SDkVL https://t.co/nACBYIr9Ae It looks like it's at least 8 months but can vary and be for years. This research is still ongoing.
RT @carpe_diem0820: SARS-CoV-2 感染から回復した1797 人のうち、検査を受けた 1215 人のうち 1107 人(91.1%)が血清陽性 2回のpan-Igアッセイによる抗ウイルス抗体価は、qPCR による診断後2 ヵ月間に上昇、更に2 ヵ月間は…
@MasonKrake @xReeferCrazedx @msw_sports @bdickison12 @JoriEpstein Mason https://t.co/jV4jBNkfZJ Its free and it works better
@StringfellowRon @TWoody1x @Scotch_Rox @benshapiro https://t.co/jV4jBNkfZJ This is the most extensive one I have ever seen ok. Want to know the problem? It was for 4 months worth of data. Why have they not still tested these 30k+ people until today to see
@Hobojebus @karenfernandini @BlackSa87753364 If the PCR test is so unreliable how come a study in Iceland showed that 91% of those with a positive PCR went on to develop antibodies, compared to only 0.3% of those with unknown exposure? https://t.co/t1lbP
@BulldogNewHaven @sjewell888 @herknav143 @NBCConnecticut Naturally acquired immunity varies from person to person. 12 months after, serum from naturally acquired antibodies, 88% neutralized original COVID strain, but only 47% neutralized Delta. https://t.
@Cerseille @TVillejoubert De plus, après une infection, tout le monde ne bénéficie pas du même niveau d'immunité, alors que les effets des vaccins sont très constants. (3) (1) https://t.co/d4qBz83oYR (2) https://t.co/6xX3POqLn6 (3) https://t.co/2nc8Jt52
@MartinKulldorff Humoral Immune Response to SARS-CoV-2 in Iceland Antibodies against SARS-CoV-2 did not decline within 4 months after diagnosis. Risk of death from infection was 0.3% 44% of persons infected with SARS-CoV-2 in Iceland were not diagnosed by
@cestpasju @FloridaDkilos @JeromeGayAvocat C’est une étude des chercheurs islandais parue en septembre. Elle démontre que sur 1215 personnes testées qui ont guéri, 1107 ont développé des anticorps qui augmenté et sont restés stables durant 6 mois https://
@hanne_kjoller I den Isländska studien tittade man väldigt brett och täckte in flera varianter av antikroppar, det gör man inte i alla patienttester. https://t.co/zbHde5fEBh https://t.co/t5KSqEmzrb
@msabouri @yeahnaa333 @danjcyr @inden_l @sschinke Common antibody tests not as susceptible to seroreversion: Roche anti-N https://t.co/P0XxRtK6qL https://t.co/6GIRGOJAaT https://t.co/sTYjidrbmX Roche anti-S https://t.co/P0XxRtK6qL Wantai https://t.co/HN
@AtomsksSanakan @msabouri @GidMK I think 0.3% was pretty good estimate on my part for April 9, 2020 given that the following month that's what the CDC came out with. And this was later that summer: https://t.co/wtt6vKXbPa
RT @KamilSzczepane1: @PBasiukiewicz @pawlak_MD Po 1, odporność po infekcji nie jest jednakowa i bardzo różni się pomiędzy ozdrowieńcami. Je…
@PBasiukiewicz @pawlak_MD Po 1, odporność po infekcji nie jest jednakowa i bardzo różni się pomiędzy ozdrowieńcami. Jest nieprzewidywalna.7-9% nie ma przeciwciał lub nawet odporności komórkowej. https://t.co/QUqXjf7e69 https://t.co/dPn5A6w8oW https://t
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@msabouri @BoLagerkvist @NielsANielsen @lonnibesancon Nope. Many studies say that 90-95% with covid infection develop antibodies. https://t.co/bb9cTCZ3G3
@AtomsksSanakan @HotZone_Chiller @LajXtra Right NEJM. Here you go. So again, you knew this study existed, and it shows an IFR of 0.3%. Just like you know the NYC study exists. Just like you know the German study (cited in this paper) exists. https://t.
@GidMK @AtomsksSanakan Prasad argued that Iceland's IFR was 0.3 which is on the same ballpark as Ioannidis hence he was "right before everyone" https://t.co/i6HOX0Yjym
@priscilagural ALL the serology /antibody tests have had same results: no higher than .4% tops death rate. Yes, death rates vary by region, based on diets+ exposure to pollution. Iceland had .3% death rate, according to study in NEJM. https://t.co/r2R4zr
@Micha_K_NIX @blablue86 @FrankfurtZack 0,30% (0,10%) https://t.co/nRScPuf8Cd
Seroprevalence-based IFR in Iceland + South Korea was consistent with their PCR-based IFR for those regions: https://t.co/KLhrgJFx8K https://t.co/aNyGq1n5c4 6 regions in Lithuania imply a lower IFR than they said (~0.5% vs. ~2%): https://t.co/LgEfI0d8eb h
@munkhchuluun_s @tsbat_IT Исландад Ковид-19 халдвар авсан ч ПГУ шинжилгээ хийлгэж баталгаажуулаагүй нь 44% байсан. Ө/х шинж тэмдэггүй маягийн нөхдүүд явж байгаад эдгэчихсэн. 4 сарын хугацаанд эсрэг биет байсаар байгаа нь тогтоогдсон. https://t.co/yGWJLg3X
@hanne_kjoller @marcus_buggert Förmodar att du menar denna? https://t.co/reHahbl1cn
@AgnesWold @JacobGudiol Den stora isländska studien https://t.co/vrSygjbvIl som bygger på data från första vågen, visade på en IFR på 0,1 % för åldersgruppen 0-70. Nu under andra vågen har ju sjukvården blivit ännu bättre på att rädda livet på covidsjuka
@DerfelTheMighty @MilaGrace14 @PaulaPasst @EmilySue59 @polenz_r Des Weiteren überschätzt er regelmäßig den IFR der Influenza, um Covid runterzuspielen. Für Covid versucht er mit schlechten Studien, den IFR klein zureden wie hier: https://t.co/b4W63hA8ap
RT @OmegaDiagnostic: As time goes on, we are learning more about how this virus behaves, how our bodies fight the infection and the role th…
@BelleyMi @gosselin_keven Le IFR pour les moins de 70 ans est entre 0.04% et 0.1% https://t.co/xmYhO9PstE https://t.co/U3sDgM6J7d https://t.co/UyR1oTwyFe https://t.co/qlM19abbiL https://t.co/3G1Az9FrA2 Comparable aux pandémies d'influenza de 1957 ou
RT @AtomsksSanakan: 4/G Example: Sweden had a higher infection rate in its general population than did its Nordic neighbors https://t.co/…
4/G Example: Sweden had a higher infection rate in its general population than did its Nordic neighbors https://t.co/dCpYC2fcS1 https://t.co/8TlmFCq3xl https://t.co/B7132AnJVJ https://t.co/itVPYIGiWH https://t.co/LyyajTFxFA https://t.co/uFSLQQXWjD https:
@leandeurwalki @VaeaSchweig @Cest__Carre @Mediavenir Tiens les sources de ce graphique si ça t'intéresse (même si ça m'étonnerait) : https://t.co/ubm5aDKkO1 https://t.co/ckkuXyDU2v https://t.co/7Ia1X7TpOW https://t.co/xr1wyjI5FV https://t.co/gkCPhqjhgJ htt
RT @althiaraj: I welcome comment from @erinotoole ‘s office, but in the meantime I suspect this is the study the Conservative leader is ref…
RT @DrZoeHyde: (1/2) Study of #SARSCoV2 antibody prevalence in Iceland, suggesting 0.9% of population was infected and that immunity likely…
RT @DrZoeHyde: @Kaethelin @florian_krammer It should do. It now seems immunity lasts at least 8 months. ➡️ https://t.co/tY2GT6nKFk I think…
@Kaethelin @florian_krammer It should do. It now seems immunity lasts at least 8 months. ➡️ https://t.co/tY2GT6nKFk I think the confusion about how long immunity lasts arose from different things being measured in different studies. Have a look at the pic
RT @AtomsksSanakan: 2/B Also, I'll focus on studies that did representative sampling of the general population. So no sampling just hospi…
2/B Also, I'll focus on studies that did representative sampling of the general population. So no sampling just hospital patients, blood donors, healthcare workers, etc. St. Petersburg, Russia: https://t.co/WeJ3N0cYg9 https://t.co/MUm5EaQyj8 https://
@contrarian4data @WendyOrent @PlumProfessora @JaiKanta22 @mcfunny @mamasaurusMeg @QuietOb83023773 @WeareLions3 @crabb_vicki @eliowa @WholesalerH @justin_hart Here's a study from Iceland that places it close to the CDC estimate. https://t.co/EvS2VH77XD
"Little is known about the nature and durability of the humoral immune response to infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)." https://t.co/WUGc1ZdDKW
Last but not Least Sars 8 https://t.co/eA7lwdTT2F
@GeorgeMonbiot @naomirwolf @guardian Neither of the studies linked by the VirusFaq page have to do with the accuracy of PCR testing. https://t.co/1dS2tIqvwJ (Details the level of antibodies in recovered individuals) https://t.co/3ETdLrEsT0 (Multiple test
Sars page 27 from the bottom up https://t.co/eA7lwdTT2F
Fui ao Gudbjartsson et al. (https://t.co/KUVVz6CX1x) Ao final, Gudbjartsson et al. são claros: Regardless of the relationship or lack thereof between seropositivity against SARS-CoV-2 and protection against reinfection, the low SARS-CoV-2 antibody seroprev
Sars 3 https://t.co/eA7lwdTT2F
@RyanKemper10 @j0nnyb0y1 No the CDC doesn't estimate .3%. They estimate .65% https://t.co/EvS2VH77XD
Humoral Immune Response to SARS-CoV-2 in Iceland | NEJM https://t.co/hgJ91RM204
Humoral Immune Response to SARS-CoV-2 in Iceland | NEJM https://t.co/e1MxMNTbQu
Correlates of immunity: 1. https://t.co/oIRHuSXtVP Wajnberg et al. NYC study 2. https://t.co/ZcHsxmO1pw Gudbjartsson et al. Iceland demonstrated prolonged humoral immunity. +ve correlation with BMI & clinical severity; -ve with smoking and use of anti
@JCedernaes Ja, just det. Minns den Isländska studien som hittade antikroppar hos 91,1% och då använder sex stycken "assays". https://t.co/zbHde5fEBh https://t.co/dmpJXL4cHR
Interesante artículo científico sobre la no reinfección de Covid 19 https://t.co/bowSHsqo7B
@RaxlPaxl @1karus_ 0,1 - 0,3 https://t.co/nRScPuf8Cd
"Fading immunity" was a peculiarly British obsession, I think driven by July KCL preprint + reinforced by Oct Imperial REACT-1 (see below). Msg stuck – many UK acquaintances talked of "getting it again". But others (eg my employer) didn't detect this!:
RT @nataliexdean: Another IFR point estimate. Here from Iceland, based on 10 deaths. Variability is expected from sample to sample, populat…
46/ Some try to support Ioannidis' paper by cherry-picking studies with a lower population-wide IFR. Ex: a ~0.3% IFR for Iceland. https://t.co/l9ZMrGItyL https://t.co/L9qKYXlROx https://t.co/NPmRsW8J2p https://t.co/B1WxGmUNDn https://t.co/x1yOqzerZz
@law_and_peace @magicmiz @DarylMarshallT @chrischirp Re: "since the vast majority of people don’t serorevert in the time-frame of those seroprevalence studies." *sigh* "[...] antiviral antibodies against SARS-CoV-2 did not decline within 4 months after d
#COVIDimmunity ->Antiviral antibodies against SARS-CoV-2 - did not decline for 4 months after diagnosis -> almost every second person (44%) infected with #SARSCoV2 in #Iceland were not diagnosed by qPCR https://t.co/LVmGJuTpaj
Will immunity last longer than first thought? Antiviral antibody titers increased during 2 months after diagnosis by qPCR and remained on a plateau for the remainder of the 4 month study. Humoral Immune Response to SARS-CoV-2 in Iceland | NEJM https://t.c
RT @SatoshiKamidani: ご質問ありがとうございます。コロナやワクチンには様々な情報が錯綜していますので、その吟味には注意が必要です。下記の10月の論文ではコロナ感染後4ヶ月経ても抗体価の持続が認められています。今回我々のレターではmRNAワクチン後の抗体価の持…