Assessment of Perioperative Sleep Characteristics Using Subjective and Objective Methods: A Secondary Analysis of Prospective Cohort Study

Table 1

Demographic and clinical variables at baseline and intraoperative variables.

Characteristic
Demographic variable
Male	60 (59.4%)
Age (years)
≥65	28 (27.7%)
White	78 (77.2%)
Hispanic	4 (4.0%)
Admission type
Inpatient	72 (71.3%)
Outpatient	29 (28.7%)
Clinical variable
CES-D
Depression ()	19 (20.9%)
BMI (kg/m^2)
Obese ()	33 (32.7%)
pAHI
	32 (34.0%)
Intraoperative variable
ASA classification
I	19 (18.8%)
II	65 (64.4%)
III	17 (16.8%)
Surgery time (minutes)
Had intraoperative complication	7 (6.9%)
Anesthesia type
General	60 (59.4%)
Other	41 (40.6%)

Data are presented as or (%). CES-D: Center for Epidemiologic Studies Depression scale; BMI: body mass index; pAHI: peripheral arterial tonometry-derived apnea-hypopnea index; ASA: American Society of Anesthesiologists physical status classification. Patients can receive different and multiple types of anesthesia. Others include spinal, epidural, and peripheral nerve blocks except general anesthesia.