Table 3.
The number of patients with osteoarthritis who received and did not receive glucosamine sulfate treatment and the number of patients who underwent total joint arthroplasty (TJA) at follow-up.
| TJA | Group | χ2/t | p Value * | |||
|---|---|---|---|---|---|---|
| Glucosamine Sulfate-Treated (n = 271) |
NSAID-Treated (n = 593) |
|||||
| n | (%) | n | (%) | |||
| Yes | 20 | (7.4) | 16 | (2.7) | ||
| No | 251 | (92.6) | 557 | (97.3) | 9.4831 | 0.0021 ** |
| Mean follow-up time, months (SD) ‡ | 40.4 | (7.9) | 45.8 | (3.9) | 10.776 | <0.001 |
* p-values for comparison of the rates between the glucosamine sulfate-treated group and the NSAID-treated group. ** p-values from the Chi-squared test. ‡ SD: standard deviation.