Table 6.
Frequency of HS and MC Patients Achieving MCID and PASS Thresholds a
| MCID | PASS | |||||||
|---|---|---|---|---|---|---|---|---|
| Threshold | HS Cohort % Achieved | MC Cohort % Achieved | P | Threshold | HS Cohort % Achieved | MC Cohort % Achieved | P | |
| 12 Months | n = 65 | n = 76 | n = 65 | n = 76 | ||||
| mHHS | Δ >6.9 | 87.7 | 81.3 | .303 | >84.8 | 44.6 | 61.3 | .048 b |
| HOS-ADL | Δ >8.8 | 67.7 | 68.4 | .926 | >89.7 | 49.2 | 81.6 | <.001 b |
| HOS-SS | Δ >13.9 | 78.5 | 73.3 | .480 | >72.2 | 47.7 | 68.0 | .015 b |
| NAHS | Δ >9.1 | 83.1 | 67.1 | .030 b | >81.9 | 64.6 | 86.8 | .002 b |
| iHOT-33 | Δ >15.1 | 75.0 | 75.0 | .999 | >69.1 | 54.7 | 80.3 | .001 b |
| 24 Months | n = 66 | n = 77 | n = 66 | n = 77 | ||||
| mHHS | Δ >9.2 | 84.9 | 83.1 | .779 | >83.3 | 59.1 | 75.3 | .038 b |
| HOS-ADL | Δ >9.7 | 62.1 | 68.8 | .399 | >88.2 | 65.2 | 81.8 | .023 b |
| HOS-SS | Δ >14.3 | 78.8 | 77.9 | .900 | >76.4 | 59.1 | 68.8 | .225 |
| NAHS | Δ >8.3 | 83.3 | 80.5 | .664 | >85.6 | 60.6 | 80.5 | .009 b |
| iHOT-33 | Δ >13.9 | 80.3 | 84.4 | .519 | >72.2 | 54.6 | 72.7 | .024 b |
a
HOS-ADL, Hip Outcome Score–Activities of Daily Living; HOS-SS, Hip Outcome Score–Sports Subscale; HS, hip-spine; iHOT-33, International Hip Outcome Tool–33; MC, matched control; MCID, minimal clinically important difference; mHHS, modified Harris Hip Score; NAHS, Non-Arthritic Hip Score; PASS, Patient Acceptable Symptom State.
b
A significant difference between groups.