Table 5.
Adjusted Mean PROM and Pain Scores: Modified As-Treated Analysis a
| SPT Group | PTA Group | P Value | |
|---|---|---|---|
| Preoperative | |||
| iHOT-33 | 39.0 (34.5-43.6) | 37.9 (32.3-43.5) | .706 |
| mHHS | 63.3 (60.0-66.6) | 62.8 (58.7-67.0) | .836 |
| NAHS | 63.6 (60.2-67.0) | 62.9 (58.7-67.0) | .723 |
| HOS-ADL | 71.2 (67.8-74.6) | 70.6 (66.4-74.8) | .799 |
| HOS-SS | 40.7 (35.0-46.4) | 43.1 (36.2-50.0) | .491 |
| VAS | 5.2 (4.6-5.7) | 5.5 (4.8-6.2) | .444 |
| 3 mo | |||
| iHOT-33 | 63.4 (58.9-68.0) | 42.0 (36.0-47.9) | <.001 b |
| mHHS | 77.2 (73.9-80.6) | 64.8 (60.4-69.2) | <.001 b |
| NAHS | 77.1 (73.6-80.5) | 65.6 (61.2-69.9) | <.001 b |
| HOS-ADL | 81.0 (77.5-84.4) | 72.4 (68.0-76.8) | <.001 b |
| HOS-SS | 45.2 (39.4-50.9) | 46.5 (39.2-53.7) | .720 |
| VAS | 2.4 (1.8-2.9) | 5.2 (4.4-5.9) | <.001 b |
| 6 mo | |||
| iHOT-33 | 70.8 (66.2-75.4) | 44.0 (37.1-50.9) | <.001 b |
| mHHS | 81.4 (78.0-84.7) | 65.9 (60.8-71.1) | <.001 b |
| NAHS | 83.2 (79.7-86.6) | 65.6 (60.5-70.8) | <.001 b |
| HOS-ADL | 85.7 (82.3-89.2) | 71.6 (66.5-76.8) | <.001 b |
| HOS-SS | 63.1 (57.3-68.8) | 45.8 (37.5-54.2) | <.001 b |
| VAS | 2.3 (1.7-2.9) | 5.1 (4.2-6.0) | <.001 b |
| 12 mo | |||
| iHOT-33 | 76.8 (72.1-81.4) | 50.2 (41.4-59.1) | <.001 b |
| mHHS | 85.3 (81.8-88.7) | 69.8 (63.3-76.3) | <.001 b |
| NAHS | 85.5 (82.0-89.0) | 69.5 (63.1-75.9) | <.001 b |
| HOS-ADL | 87.9 (84.4-91.4) | 74.7 (68.3-81.2) | <.001 b |
| HOS-SS | 71.4 (65.5-77.2) | 55.0 (44.5-65.6) | .003 b |
| VAS | 2.1 (1.5-2.7) | 4.3 (3.1-5.4) | .001 b |
| 24 mo | |||
| iHOT-33 | 75.1 (70.5-79.8) | 56.5 (46.0-67.1) | .001 b |
| mHHS | 84.8 (81.4-88.2) | 74.5 (67.0-82.0) | .010 b |
| NAHS | 85.1 (81.6-88.6) | 70.9 (63.2-78.6) | <.001 b |
| HOS-ADL | 88.5 (85.0-92.0) | 75.8 (68.1-83.5) | .002 b |
| HOS-SS | 74.8 (69.0-80.6) | 58.0 (45.5-70.5) | .010 b |
| VAS | 2.3 (1.7-2.9) | 3.8 (2.4-5.1) | .039 b |
a
Data are presented as mean (95% CI). HOS-ADL, Hip Outcome Score–Activities of Daily Living; HOS-SS, Hip Outcome Score–Sports Subscale; iHOT-33, International Hip Outcome Tool-33; mHHS, modified Harris Hip Score; NAHS, Non-Arthritic Hip Score; PROM, patient-reported outcome measure; PTA, physical therapy alone; SPT, surgery and physical therapy; VAS, visual analog scale.
b
Significant difference between groups (P < .05).