Patient and surgical prognostic factors for inpatient functional recovery following THA and TKA: a prospective cohort study

Table 6 Final prognostic model for post-operative day 2 functional recovery (POD 2 mILAS) for the TKA group

Prognostic factors	Unstandardized regression coefficient (B)	Standard error of the coefficient (SE_B)	95% CI for B	Standardized coefficient (ß)	p value
Constant/intercept	7.837	4.187	− 0.415, 16.090		0.063
Age	0.184	0.042	0.101, 0.267	0.263	< 0.001
Gender (0 = female, 1 = male)	− 1.487	0.696	− 2.859, − 0.116	− 0.120	0.034
Pre-operative patient-reported general health (EQ-5D VAS/100)	− 0.087	0.024	− 0.134, − 0.039	− 0.207	< 0.001
Pre-operative function (TUG, sec)	0.503	0.114	0.279, 0.728	0.263	< 0.001
Surgery duration (min)	− 0.033	0.016	− 0.064, − 0.002	− 0.125	0.038
Anaesthetic method: use of GA only	− 2.066	0.858	− 3.756, − 0.375	− 0.143	0.017
Initial analgesia: LIA use	− 3.619	1.193	− 5.971, − 1.267	− 0.179	0.003
Initial analgesia: PCA use	2.345	0.959	0.455, 4.235	0.154	0.015

Statistical significance assessed at the 0.05 level
CI confidence interval, EQ-5D VAS EuroQol-5 Dimension Visual Analogue Scale, GA general anaesthesia, LIA local infiltration analgesia, PCA patient-controlled analgesia, TUG Timed Up and Go test, VAS visual analogue scale

ISSN: 1749-799X