재양성 환자의 경우 재활성화나 재감염보다는 이미 불활성화된 바이러스의 RNA가 검출됐을 가능성이 높은 것으로 추정했다.
In the case of re-positive patients, it was estimated that RNA that is already inactivated was more likely to be detected than it being reactivated or reinfection.