Dam ṭha lai covid vei angin an min sawi maw?

RAT vang hian false positive nge tam false negative?


Tunah hian mi 374269 vel India ramah covid postive ang kan ni ta a. Heihi a dik angin kan la ang a. Chuan heihi kan analyse ang a. A dik zawk kan tih chhuah kan tum dawn a ni.


India population hi 1 billion angah ngai ta ila. Covid vei mi 400000(approx) an awm ang a lo ni dawn a ni. Covid veilo chu 999.6 million.



RAT test hi 34% false negative rate a nei angah ngai ila. False positive rate hi 2% ah dah ila. False positive rate hi hei aia sang hi RTPCR ah pawh a ni a. Mahse 2% hi online a claim ka hmuh hniam ber a nih vangin ka rawn tarlang a ni.



A positive tak tak ho kha RAT ta vek ila. 34% kha false negative an ni a. Chu chu 1.36 lakh false negative. 3.64 kha true positive an ni a.



Negative mi 999.4 million kha kan test ve ta a. 2% kha false positive an ni a. Chu chu mi 1998 lakh a ni dawn a. Henghi false positive chu an ni. True negative chu 9794 lakh an ni.



False negative 1.36 lakh

False positive 1998 lakh


Hetiang ratio 1:2000 vel hian false positive leh false negative hi a lo awm ve zel dawn a ni.


False positive hi a tam lutuk a RAT ah hian.... False negative vanduai ta pawh an awm zeuh zeuh dawn niin a lang.... Kan mamawh chu



1. Capacity building- Symptomatic cases ho enkawlna tur ṭha. ICU, ventilators, staff etc.


2. District tinah RTPCR khawl bun ni se. Sample test nawn ni zel se.


V Lalchhandama

Computational Chemist

IIT Kharagpur

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