Ocular manifestations and clinical characteristics of 534 cases of COVID-19 in China: A cross-sectional study

Liwen Chen; Chaohua Deng; Xuhui Chen; Xian Zhang; Bo Chen; Huimin Yu; Yuanjun Qin; Ke Xiao; Hong Zhang; Xufang Sun

For the inpatients at Tongji Hospital, demographic, epidemiological, clinical, laboratory, radiologic, and outcome data were obtained from patients' electronic medical records. Data about ocular signs and symptoms and the use of eye drops were obtained by ophthalmologists via telephone. For the patients at Mobile Cabin Hospital of Optical Valley, all the data mentioned above were collected via face-to-face survey and an electronic questionnaire completed by patients on a smartphone. Two researchers independently reviewed the data collection forms to double-check the data collected. For uncertain epidemiological and symptom data, the researchers directly . CC-BY-NC-ND 4.0 International license It is made available under a author/funder, who has granted medRxiv a license to display the preprint in perpetuity.