Table 4.
PROM Data Availability According to Timepoint a
| Postoperative | |||||||
|---|---|---|---|---|---|---|---|
| Preoperative | 2 weeks | 4 weeks | 3 months | 6 months | 1 year | 2 years | |
| Braced group | |||||||
| VAS pain | 101 | 95 | 96 | 85 | 75 | 78 | 75 |
| mHHS | 100 | NA | NA | 84 | 75 | 78 | 75 |
| SANE | 100 | NA | NA | 84 | 75 | 78 | 75 |
| VR-12 PCS | 101 | NA | NA | NA | 84 | 75 | 78 |
| VR-12 MCS | 101 b | NA | NA | NA | 75 b | 78 b | 75 b |
| Nonbraced group | |||||||
| VAS pain | 92 | 81 | 73 | 68 | 58 | 53 | 32 b |
| mHHS | 92 | NA | NA | 68 | 58 b | 53 b | 32 b |
| SANE | 92 | NA | NA | 68 | 53 | 53 | 32 |
| VR-12 PCS | 92 | NA | NA | NA | 58 | 53 | 32 |
| VR-12 MCS | 92 b | NA | NA | NA | 58 b | 53 b | 32 b |
a
MCS, Mental Component Summary; mHHS, modified Harris Hip Score; NA, not applicable; PCS, Physical Component Summary; PROM, patient-reported outcome measure; SANE, Single Assessment Numeric Evaluation; VAS, visual analog scale; VR-12, Veterans Rand 12-Item Health Survey.
b
Sample size was below the estimated 80% power level.