One in four persons in Delhi appears to be infected by COVID-19 and that the virus has touched almost every household in the national capital, said the Delhi High Court which on Wednesday perused latest sero survey report pointing out that the central district being the worst hit.

According to the latest report of the fourth round of sero survey carried out in the national capital, which was placed before a bench of Justices Hima Kohli and Subramonium Prasad, the central district of Delhi has seen an increase of more than double in the rate of infection as compared to the data of the survey carried out in September.