Sex differences in negative affect and postoperative pain in patients undergoing total knee arthroplasty

Table 4 Moderating role of sex in the association between negative affect and pain intensity 2 weeks after surgery

Variables	β	Boot SE	p	95% CI
Covariates
Age	− 0.02	0.02	0.29	LL = − 0.07; UL = 0.02
Baseline pain intensity	0.28	0.10	0.01	LL = 0.09; UL = 0.46
IVs
Negative affect	0.08	0.04	0.11	LL = − 0.02; UL = 0.17
Sex	1.01	0.40	0.01	LL = 0.22; UL = 1.80
Sex * negative affect	− 0.19	0.09	0.040	LL = − 0.37; UL = − 0.01

Values are from the final model
β unstandardized regression coefficient, Boot SE bootstrapped standard errors, CI confidence intervals, LL lower limit, UL upper limit, IVs independent variables
*interaction between

ISSN: 2042-6410