TABLE 4.

Pearson Correlation Coefficients for VAS Score and Patient Satisfaction and Changes in PRO Scores^a

Score	ΔmHHS	ΔNAHS	ΔHOS-ADL	ΔHOS-SSS	ΔVAS
VAS	0.57844	0.57245	0.49265	0.46032	N/A
Patient satisfaction	0.482217	0.458132	0.453796	0.419955	0.45907

^aHOS-ADL, Hip Outcome Score–activities of daily living; HOS-SSS, Hip Outcome Score–sports-specific subscale; mHHS, modified Harris Hip Score; N/A, not applicable; NAHS, Nonarthritic Hip Score; PRO, patient-reported outcome; VAS, visual analog scale.