Simultaneous Bilateral Total Knee Arthroplasty in Elderly: Are There Factors that Can Influence Safety and Clinical Outcome?

Table 5

Correlation between the preoperative data and postoperative KOOS. The preoperative KOOS was positively associated with the postoperative KOOS, while age was negatively associated.

	Coef.	> |t|	(95% C I)
Preoperative KOOS	1.83	<0.001	1.32; 2.34
Sex	2.27	0.658	−8.24; 12.78
Age	−1.63	0.030	−3.08; -0.17
BMI	0.53	0.441	−0.87; 1.93
Preoperative Hb	−1.35	0.679	−8.05; 5.35
No of comorbidities	−1.12	0.454	−4.20; 1.94
ASA	−7.60	0.256	−21.15; 5.94
Presence of complications	−5.20	0.292	−15.19; 4.79