The NCDC made this known on Monday night in the latest report posted on its verified twitter handle.
The agency stated that of the 38 new cases from eight states, 23 were reported in Kano; five in Gombe; three in Kaduna; two in Borno, two also in Abia, while one each was recorded in FCT, Sokoto and Ekiti.
“As at 11:10p.m April 20, there are 665 confirmed cases of COVID-19 reported in the country, while 188 were treated and have been discharged, 22 deaths have been recorded.
“As of April 20, 11:10p.m, the active cases are 455 and majority of the active cases were in a stable condition,” it said.
The breakdown of cases by states were Lagos-376, FCT-89, Kano-59, Osun-20, Oyo-16, Edo-15, Ogun-12, Kwara-9, Katsina-12, Bauchi-7, Kaduna-9, AkwaIbom-9, Delta-4, Ekiti-4, Ondo-3, Enugu-2, Rivers-2, Niger-2, Benue-1, Anambra-1, Borno-3, Jigawa-2, Abia-2, Gombe-5 and Sokoto-1.
The agency said it would continue to respond to the pandemic across the country, adding it has prioritised the distribution of Viral Transport Medium (VTM) to all the states and FCT for sample collection.
NCDC said that it had deployed COVID-19 starter packs to all the tertiary health institutions and Federal Medical Centres.
It has also set up expanded laboratory network for COVID-19 across the six geopolitical zones with 13 laboratories activated (NRL, DRL, IDH, LUTH, NIMR, ACEGID, UCH, ISTH, FETHA, AKTH and NVRI, DNA and UMTH.
Ihekweazu noted that such behaviour posed a risk for the spread of virus.
He advised Nigerians that the surgical masks should be disposed of in a waste bin after use.
He, however, advised Nigerians to use only those from the original packaging after washing their hands.
In its COVID-19 situation report dated, April 19, and made available
The NCDC on Monday said it had tested 7,153 total samples collected as at April 20 for the Novel Coronavirus (COVID-19) pandemic in the country.
It stated that most affected aged groups were 31 – 40, making up 21 per cent of the total number of confirmed cases.
The agency said that the data shows that of the confirmed cases, 70 per cent were males and 30 per cent were females.
The NCDC noted that the total number of passengers of interest were 9, 209, where 9,058 (98 per cent) have completed follow up in the country.
According to it, in terms of source of cases, 210 have travel history, 129 were contacts of confirmed cases, and 235 infected, but with unknown source.
It said 84 cases still have incomplete epidemiological information.
Edited By: Kamal Tayo Oropo/Olagoke Olatoye (NAN)