17/02/21

“印度的共同19感染严重低估了”

班加罗尔的女人
一个女人沿着班加罗尔的街道行走。一项新的研究表明,卡纳塔克邦的COVID-19病例的实际数量比报告的近95%高95%。版权:Nagarjun,,,,(CC BY 2.0)。该图像已裁剪。

速度阅读

  • COVID-19的测试率在印度据信非常低
  • Officially, only ten million people have been infected in the country
  • 研究表明,仅卡纳塔克邦就可能有超过3000万个案件

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India’s southern state of Karnataka alone may have had 31.5 million cases of COVID-19 or nearly 95 times greater than have been reported, says a new study that puts a question mark on the 10 million plus cases reported for the whole country so far.

本月出版Journal of the American Medical Association,该研究基于data来自househol的代表性样本ds in 20 districts of Karnataka, home to 70 million of India’s 1.3 billion people.

As of Monday, 15 February, according to世界计,印度记录了10,916,589例Covid-19,仅次于美国的28,261,470例案件。巴西以9,834,513例案件排名第三。

Anup Malani,,,,an author of the study and professor at the芝加哥大学法学院and普里兹克医学院,告诉scidev.netthat while official reports suggest that the virus has infected ten million people in India, the testing rates are low. “Our study has a more precise estimate of the spread of新冠肺炎,,,,” he says.

研究人员使用针对RBD Spike蛋白的测试,从卡纳塔克邦州城市和农村地区的家庭中收集了有关最近和过去CoVID-19感染的抗体的数据,并更好地识别了暴露于Covid-19病毒而不是其他冠状病毒。

马拉尼说,该研究的一个独特特征是,它使用RT-PCR检验测试了相同的个体用于当前感染。他强调:“这种配对使研究既可以报告当前的免疫力水平和预测未来的免疫力,因为当今的大多数感染人群将在几周内加入明天的免疫种群。”

Manoj Mohanan,,,,co-author of the study and associate professor of global health at the Sanford School of Public Policy, Duke University, North Carolina, says that 44.1 per cent of the population in Karnataka’s rural areas and 53.8 per cent in the urban areas tested positive for antibodies to COVID-19 by the end of August 2020.

研究人员发现,农村地区与城市地区几乎与Covid-19的接触水平几乎相同。虽然cities人口稠密的农村地区面临额外的风险,因为beplay下载官网西西软件是一个基本部门,免于锁定限制。

马拉尼说,在卡纳塔克邦,人口中有46%的人口为19,是报告金额的95倍。随后在泰米尔纳德邦进行的一项研究表明,那里有32%的人拥有官方人数的36倍。两项研究均在批准或与州政府合作进行。

马拉尼说:“如果Covid-19的传播广泛得多,它会告诉我们两件事。”“假设死亡统计是正确的,感染死亡率较低。另一方面,印度控制病毒传播的努力比许多其他国家都没有成功。我们需要调查印度如何在下一个大流行中做得更好,尤其是如果比19岁更危险的印度人更危险。”

“我们需要调查印度如何在下一个大流行中做得更好,尤其是如果比19岁更危险的印度”

Manoj Mohanan,,,,Duke University

马拉尼认为,在印度农村地区所见,在南亚和东南亚的其他地区可能被低估。他告诉他说:“低测试率在低收入和中等收入国家中很普遍,低测试可能是州能力低的函数。”scidev.net

马拉尼(Malani)将卡纳塔克邦(Karnataka)和泰米尔纳德邦(Tamil Nadu)农村地区的高血清阳性归因于一旦五月份锁定锁定,数百万移民逃离城市到农村地区。尽管城市人口稠密,但农村地区面临额外的风险,因为农业免于锁定限制。beplay下载官网西西软件

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印度Sonipat Ashoka大学经济学教授Neelanjan Sircar说,这项研究允许对农村和城市人口进行比较。“我们可能会以下面的方式了解印度城市和农村地区之间感染的核心权衡:由于社会接触密度,城市可能更容易接触,但他们也认为,在STEMMING SPRIS上进行了更大的国家干预,因为与农村地区相比。”

“The study estimates that infection was about 10 percentage points higher in urban areas (54 per cent) as compared to rural areas (44 per cent),” Sircar adds. “This provides evidence that state control measures in urban areas did not fully mitigate the greater risk of spread in urban areas.”

这件作品由Scidev.net的亚太桌子制作。