Effects of preoperative psychological stress on selected parameters in older patients undergoing total hip arthroplasty

Table 2 Correlation analysis of preoperative psychological stress with postoperative Harris score and quality of life in elderly patients with total hip arthroplasty

Indexes	Preoperative psychological stress
	r value	P value
Harris score	-0.579	< 0.001
Mental health	-0.652	0.006
Physical function	-0.547	< 0.001
Social function	-0.613	0.041
Physiological role	-0.576	< 0.001
General health	-0.568	< 0.001
Emotional function	-0.572	< 0.001
Physical pain	-0.635	0.032
Vitality	-0.614	< 0.001
Total SF-36 score	-0.636	< 0.001

SF-36: Short form 36 health survey.