One month after the first positive RT-PCR (1st F/U)
Overall, 202 discharged patients were contacted for follow-up laboratory studies and 82 patients, including 27 women (33%) and 55 men (64%), decided to participate in this study.
Patients had a median age of 47 ranging between 29 and 84 years old. Table 1 shows the demographic description of participants. The first RT-PCR results of 4 patients (4.87%) were positive; who were asymptomatic and not different from those who tested negative in terms of the duration of the initial admission, the severity of the first episode of the disease, presence and type of underlying diseases, and recent history of using immunosuppressive drugs (P-value: 0.63, 0.57, 0.59, 0.61).