Postoperative anxiety-depression in patients with spinal cord injury: Correlations with injury severity and sleep quality

Table 4 Sleep quality profile in 149 spinal cord injury patients, median (interquartile range)/n (%)

Indicators	Score	> 1 point
Sleep quality (points)	2.00 (1.00, 2.00)	83 (55.70)
Sleep latency (points)	2.00 (1.00, 3.00)	106 (71.14)
Sleep duration (points)	2.00 (2.00, 3.00)	122 (81.88)
Sleep efficiency (points)	2.00 (1.00, 3.00)	107 (71.81)
Sleep disturbances (points)	2.00 (1.00, 3.00)	94 (63.09)
Use of sleep medication (points)	1.00 (1.00, 2.00)	55 (36.91)
Daytime dysfunction (points)	2.00 (1.00, 2.00)	78 (52.35)
Global PSQI score (points)	12.00 (11.00, 14.00)	-

PSQI: Pittsburgh Sleep Quality Index.