[Retracted] Clinical Application of Perioperative Anaesthesia Management Based on Enhanced Recovery after Surgery Concept to Elderly Patients Undergoing Total Knee Replacement

Table 1

Comparison of patients’ postoperative recovery indicators.

Group	SG (n = 50)	RG (n = 50)	X^2/t
Time of first postoperative off-bed activity	6.74 ± 1.11	8.64 ± 1.10	8.597	<0.001
Postoperative hospital stay	8.11 ± 1.23	11.22 ± 1.54	11.158	<0.001
Complications
Deep venous thrombosis	0 (0.0)	2 (4.0)	2.041	0.153
Dislocation of fixation	0 (0.0)	2 (4.0)	2.041	0.153
Pressure sore	1 (2.0)	3 (6.0)	1.042	0.307
Lung infection	2 (4.0)	4 (8.0)	0.709	0.400
Urinary tract infection	1 (2.0)	3 (6.0)	1.042	0.307
Complication rate	4 (8.0)	14 (28.0)	6.775	0.009
Knee motion range (°)
Postoperative 7 d	78.65 ± 5.98	70.12 ± 4.65	7.962	<0.001
Postoperative 24 d	118.65 ± 8.10	112.65 ± 9.20	3.461	0.001
Quadriceps muscle strength (Nm)
Postoperative 7 d	95.62 ± 1.65	92.65 ± 1.50	9.418	<0.001
Postoperative 24 d	110.65 ± 9.22	101.54 ± 9.65	4.827	<0.001