表 1.

人口统计学及临床量表结果

Demographic and clinical characteristics of the participants

Characteristics	Patients (n=30)	Healthy controls (n=30)	P
PSQI: Pittsburgh sleep quality index; ISI: Insomnia severity index; SAS: Self-rating anxiety scale; SDS: Self-rating depression scale; N/A: Not applicable.
Age (years)	52.5±6.4	53.7±6.3	0.89
Education (years)	16.7±3.8	17.1±2.6	0.79
Duration of insomnia (months)	36.1±10.5	N/A	N/A
PSQI	13.7±2.4	4.69±1.6	< 0.01
ISI	21.5±3.2	4.65±3.3	< 0.01
SAS	54.3±7.6	42.3±7.0	< 0.01
SDS	56.8±9.2	44.4±7.1	< 0.01