Determinants of satisfaction 1 year after total hip arthroplasty: the role of expectations fulfilment

Table 5 Multivariate analyses of factors associated with the fulfilment of patients’ expectations

	Model 1 Preoperative factors		Model 2 Pre- and postoperative factors
	Regression coefficient [95% CI]	p value	Regression coefficient [95% CI]	p value
Age	−0.55 [−0.88; −0.21]	0.002*	−0.23 [−0.48; 0.02]	0.07
Preoperative pain	−0.45 [−17.0; 71.20]	0.73	NS	−
Preoperative WOMAC	−0.96 [−1.82; −0.10]	0.03*	NS	−
Preoperative SF-12 MCS	0.56 [0.14; 0.99]	0.01*	NS	−
Postoperative WOMAC	−	−	−2.10 [−2.79; −1.42]	<0.001*
Postoperative SF-12 PCS	−	−	NS	−
Residual limp	−	−	−18.05 [−28.53; −7.57]	0.001*
Residual pain	−	−	−14.83 [−22.38; −7.29]	<0.001*
Pseudo R ²	0.22		0.61

WOMAC: 8-item WOMAC functional subscale; SF-12 MCS: SF-12 Mental component score; SF-12. PCS: SF-12 Physical component score; NS: not selected in the final model. *p<0.05.

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