In his daily Covid-19 updates, Health director-general Tan Sri Dr Noor Hisham Abdullah said three of the clusters involving the education sector were in Kelantan, while the rest were in Sabah, Johor and Kedah.
One of them, named the Jalan Hospital cluster, involves staff and students of a school at Kampung Kubang Terap in Pasir Mas, Kelantan.
“The index case of this cluster had developed symptoms and later tested positive on April 13.
“A total of 525 individuals had to be screened, and 50 positive cases have been confirmed under this cluster,” said Dr Noor Hisham.
In Johor, the Jalan Medan Aliff cluster involves an education centre located in Taman Damansara Aliff, Johor Baru.