Comparison of Subjects with History of Substance Abuse/ Dependence (n = 20) and Subjects without Mental Illness (n = 23).

Notes. M represents mean. SD represents standard deviation. Md represents median. IQR represents interquartile range.“*” indicates a p value “**” indicates a p value Comparison of Subjects with History of Substance Abuse/ Dependence (n = 20) and Subjects without Mental Illness (n = 23).注：M代表均值（mean），SD代表标准差（standard deviation），Md代表中位数（median），IQR代表四分位距（interquartile range）。"*"表示p值，"**"表示p值。本研究对比了有物质滥用/依赖史的受试者（n=20）与无精神疾病的受试者（n=23）。