The subsequent round of sero survey, can be carried out in the identical municipal wards – Matunga, Chembur and Dahisar – mentioned BMC officers.
News18.com New Delhi
Last Updated: July 30, 2020, 8:23 AM IST
In August, the Brihanmumbai Municipal Corporation (BMC) will perform a follow-up of the sero survey which carried out in three municipal wards of Mumbai throughout the first fortnight of July.
According to the results of the survey that was launched on Wednesday, out of the 6,936 samples collected, 57% people sampled in slums and 16% in non-slum areas have been uncovered to coronavirus.
A sero survey present insights into the outspread of the an infection and improvement of antibodies within the common inhabitants. An antibody is a protein produced by white blood cells and utilized by the immune system to determine and neutralise international objects comparable to micro organism and viruses.
The subsequent round of sero survey, can be carried out in the identical municipal wards – Matunga, Chembur and Dahisar – mentioned BMC officers. It will followed-up by one other in a smaller group of the identical individuals who have been examined for antibodies in July, mentioned Dr Daksha Shah, Deputy Executive Health Officer, BMC.
“We have planned another round of the survey in August and then a smaller subset will be tested again three months down the line,” Shah said.
“The follow up rounds will help us understand if the spread of infection and antibody levels remain the same and will also shed light on the prevalence of infection. It will be interesting to see the infection trajectory,” Shah mentioned.
However, Shah cautioned that the survey outcomes weren’t consultant of your complete metropolis for now. “But it is likely to be corresponding to wards which have an analogous inhabitants, comparable density and may very well be used for projections. This might result in one other survey throughout all 24 municipal administrative wards, as nicely,” she mentioned.
The survey was carried out within the first two weeks of July and wards starting from a excessive and low caseload have been chosen.
Shah mentioned that the civic body additionally needed to decide on wards from completely different geographical areas. “Thus we chose one each from eastern and western suburbs and one from the Island city area.” Chembur lies within the M-West ward, Matunga in F-North and Dahisar in R-North.
Dr Ullas Kolthur-Seetharam, Professor, Biophysics, Biochemistry and Molecular Biology, on the Tata Institute of Fundamental Research (TIFR) mentioned that to make sure unbiased sampling, common inhabitants from lively containment zones and individuals who have been in quarantine have been excluded. He was concerned in designing the Mumbai sero-survey.
“The idea was to do a cross-sectional study. Based on BMC data of that period, Matunga, Chembur and Dahisar had high, medium and low caseload respectively. They represented geographically separate regions. We did random sampling and samples were collected from every fourth household in slums and every fourth building in non-slum areas,” he mentioned.
Dr Kolthur-Seetharam mentioned that even because the preliminary outcomes confirmed a large publicity in slums, it might be untimely to reach at conclusions about herd immunity.
Dr Shah mentioned that wider surveys would assist in creating efficient policy to be carried out by the civic body. “The outcomes reaffirm that social distancing and carrying of masks is right here to remain and no person can or ought to decrease their guard.”