Clinical characteristics and reasons of different duration from onset to release from quarantine for patients with COVID-19 Outside Hubei province, China.

Suochen Tian; Zhenqin Chang; Yunxia Wang; Min Wu; Wenming Zhang; Guijie Zhou; Xiuli Zou; Hui Tian; Tingfang Xiao; Junmin Xing; Juan Chen; Jian Han; Kang Ning; Tiejun Wu

≤0.6×109/L. On admission, 86.5% of patients with chest CT showed pneumonia, including some asymptomatic patients. 68.8% of patients showed bilateral infiltration. In the > 20-day group, the average age was 49.9±1.38 years old, and the duration from onset to hospitalization was 5.5±3.9 days. Compared with the ≤ 20-day group, the age was older and duration was longer, P < 0.05. All the 7 asymptomatic patients were ≤20 -day group. When 37 patients were released from quarantine, the white blood cell count of 16.2% patients was < 4.0×10 9/L , and the lymphocyte count of 59.5% patients was <1.1×10 9/L , and the absolute count of white blood cells and lymphocytes was 5.02±1.34×10 9/L and 1.03±0.34×10 9/L respectively , compared with those on admission, P > 0.05.