Table 3.
Main findings of the systematic reviews, without meta-analysis.
| Author | Type of review | Population | Outcome | Number of RCTs | GS | Placebo | Total sample size | Main findings |
|---|---|---|---|---|---|---|---|---|
| Dostrovsky et al.43 | Systematic review | General population | Glucose parameters | 2 | 16 | 18 | 34 | Better glucose parameters in both RCTs in GS compared with placebo |
| Gregori et al.46 | Network meta-analysis | KOA | Physical function | 1 | 106 | 106 | 212 | Slight improvement in intervention group compared with placebo |
| Melo et al.48 | Systematic review | TMJ OA | Pain | 1 | 30 | 29 | 59 | No significant difference between placebo and GS |
| Sodha et al.44 | Systematic review | Spine OA | Pain | 1 | 125 | 125 | 250 | No significant difference between placebo and GS for pain and physical function |
GS, glucosamine sulphate; KOA, knee osteoarthritis; OA, osteoarthritis; RCT, randomised controlled trial; TMJ OA, temporomandibular joint osteoarthritis.