Clinical characteristics of patients accessing the virtual service (March–September 2020) and historical controls (March–September 2019).

Data reported as mean (SD), range; or n (%). Between-group differences were analysed using independent samples t-tests.数据以均值（标准差（SD，Standard Deviation））与极差的形式报告，或以例数（百分比）形式呈现。组间差异采用独立样本t检验进行分析。