Effects of ultrasound-guided stellate ganglion block on postoperative sore throat and postoperative sleep disturbance after lumbar spine surgery: a randomized controlled trial

Table 7 Comparison of incidence of deep sleep quality score among two groups

Project	SGB Group(N = 30)	CG(N = 30)	P
Before surgery	2.97 ± 1.99	3.70 ± 2.43	0.207
On the 1st day after surgery	3.87 ± 2.30	5.40 ± 3.37	0.045^∗
On the 2nd day after surgery	3.13 ± 1.77	4.70 ± 3.19	0.023^∗
On the 5th day after surgery	3.03 ± 1.84	4.53 ± 3.44	0.041^∗

The SGB group refers to the stellate ganglion block group; The CG refers to the control group; The symbol ∗ represents the comparison between the SGB group and the CG, with P < 0.05

ISSN: 1471-2253