Table 2 Factor Levels used in calculating odds ratios and predicted probabilities
Factor | Glucosamine | Acetaminophen Sustained release | NSAID (selective, e.g. celecoxib) | NSAID (non-selective, e.g. ibuprofen) |
|---|---|---|---|---|
Pain Efficacy | 1 | 1 | 1 | 1 |
Mode of Action | Slow OA | Quick | Quick | Quick |
Dose Frequency | Three | Three | Once | Three |
Treatment Schedule | Daily | Daily | Daily | Daily |
Cost ($AU)a | $20 | $12.00 | $34.20 | $20 |
Prescription | No | No | Yes | No |
Side effects | Nil | Nil | High blood pressure, heart/kidney/liver problems | Heartburn/reflux, stomach ulcers |