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Delhi new sero-survey: One-fourth of samples to be taken from people in 50 and above age group


Systematic Random Sampling methodology will be used for collection of samples with mandatory exclusion of individuals or households selected during the last sero survey conducted in June-July.

The new sero-prevalence survey in the national capital will exclude those who were part of the previous exercise and 25 per cent of the fresh samples in all districts will be taken from persons aged 50 and above, according to a standard operating procedure prescribed for it. As per the SOP for the survey that began on Saturday, each sample collection team is to collect 25-40 samples per day.

“All districts are to ...


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