Overweight and obesity in hip and knee arthroplasty: Evaluation of 6078 cases

Table 5 Relationships between age at total hip arthroplasty, Harris Hip Score, body mass index, stages of overweight/obesity and gender

	Age at THARegression coefficient	P value	HHSRegression Coefficient	P value
BMI	-0.178 (-0.226 to -0.13)	< 0.001	-0.201 (-0.256 to -0.146)	< 0.001
HHS	-0.217 (-0.232 to -0.202)	< 0.001
Gender	0.112 (-0.268 to 0.492)	< 0.001	-0.099 (-0.537 to 0.339)	< 0.001
Overweight	0.139 (-0.251 to 0.529)	< 0.001	0.148 (-0.301 to 0.597)	< 0.001
Stage I	-0.098 (-0.529 to 0.333)	< 0.001	-0.099 (-0.594 to 0.396)	< 0.001
Stage II	-0.110 (-0.786 to 0.566)	< 0.001	-0.125 (-0.901 to 0.651)	< 0.001
Stage III	-0.116 (-1.427 to 1.195)	< 0.001	-0.127 (-1.631 to 1.377)	< 0.001
Age at THA			-0.215 (-0.415 to -0.195)	< 0.001

BMI: Body mass index; THA: Total hip arthroplasty; HHS: Harris Hip Score.