Knee Fat Pad Volumes in Patients with Hemophilia and Their Relationship with Osteoarthritis

Table 4

Regression model for log (suprapatellar fat pad volume) on cohort, age, and weight, with an interaction term for .

Covariates	Regression coefficient	Standard error
Intercept	7.238	0.479	<0.001
Cohort:
Control (no OA)	0
OA	−2.102	0.763	0.022
Hemophilia	−1.658	1.035
Age (years)	0.008	0.004	0.065
Weight (kg)	0.002	0.005	0.001
:
Control (no OA)	0
OA	0.020	0.008	0.034
Hemophilia	0.022	0.012
	0.292
	0.005

IPFP, infrapatellar fat pad; kg, kilogram; OA, osteoarthrosis.