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Log-rank tests of time to TKR among different HA cohorts.
| Log-rank test | ||
|---|---|---|
| Index therapy | Chi-square | p value |
| Euflexxa compared with Supartz/Hyalgan | 1.013 | 0.3142 |
| Synvisc compared with Supartz/Hyalgan | 14.914 | 0.0001* |
| Orthovisc compared with Supartz/Hyalgan | 2.274 | 0.1315 |
Statistically significant at alpha level of 0.05.
