![[Analysis 1.1]](/images/14651858/forrest_default.gif) | Analysis 1.1. Comparison 1 All included studies, Outcome 1 Pain. |
![[Analysis 1.2]](/images/14651858/forrest_default.gif) | Analysis 1.2. Comparison 1 All included studies, Outcome 2 Physical function. |
![[Analysis 2.1]](/images/14651858/forrest_default.gif) | Analysis 2.1. Comparison 2 Treatment content, Outcome 1 Pain. |
![[Analysis 2.2]](/images/14651858/forrest_default.gif) | Analysis 2.2. Comparison 2 Treatment content, Outcome 2 Physical Function. |
![[Analysis 3.1]](/images/14651858/forrest_default.gif) | Analysis 3.1. Comparison 3 Treatment delivery mode, Outcome 1 Pain. |
![[Analysis 3.2]](/images/14651858/forrest_default.gif) | Analysis 3.2. Comparison 3 Treatment delivery mode, Outcome 2 Physical Function. |
![[Analysis 4.1]](/images/14651858/forrest_default.gif) | Analysis 4.1. Comparison 4 Number of contact occasions, Outcome 1 Pain. |
![[Analysis 4.2]](/images/14651858/forrest_default.gif) | Analysis 4.2. Comparison 4 Number of contact occasions, Outcome 2 Physical Function. |
![[Analysis 5.1]](/images/14651858/forrest_default.gif) | Analysis 5.1. Comparison 5 Blinding of outcomes assessment, Outcome 1 Pain. |
![[Analysis 5.2]](/images/14651858/forrest_default.gif) | Analysis 5.2. Comparison 5 Blinding of outcomes assessment, Outcome 2 Physical Function. |
![[Analysis 6.1]](/images/14651858/forrest_default.gif) | Analysis 6.1. Comparison 6 Statistical analysis method, Outcome 1 Pain. |
![[Analysis 6.2]](/images/14651858/forrest_default.gif) | Analysis 6.2. Comparison 6 Statistical analysis method, Outcome 2 Physical Function. |
![[Analysis 7.1]](/images/14651858/forrest_default.gif) | Analysis 7.1. Comparison 7 Allocation concealment, Outcome 1 Pain. |
![[Analysis 7.2]](/images/14651858/forrest_default.gif) | Analysis 7.2. Comparison 7 Allocation concealment, Outcome 2 Physical Function. |
![[Analysis 8.1]](/images/14651858/forrest_default.gif) | Analysis 8.1. Comparison 8 Estimated risk of bias, Outcome 1 Pain. |
![[Analysis 8.2]](/images/14651858/forrest_default.gif) | Analysis 8.2. Comparison 8 Estimated risk of bias, Outcome 2 Physical Function. |
![[Analysis 9.1]](/images/14651858/forrest_default.gif) | Analysis 9.1. Comparison 9 Sample size, Outcome 1 Pain. |
![[Analysis 9.2]](/images/14651858/forrest_default.gif) | Analysis 9.2. Comparison 9 Sample size, Outcome 2 Physical function. |
![[Analysis 10.1]](/images/14651858/forrest_default.gif) | Analysis 10.1. Comparison 10 Clinical Relevance, Outcome 1 WOMAC Pain. |
![[Analysis 10.2]](/images/14651858/forrest_default.gif) | Analysis 10.2. Comparison 10 Clinical Relevance, Outcome 2 VAS Pain. |
![[Analysis 10.3]](/images/14651858/forrest_default.gif) | Analysis 10.3. Comparison 10 Clinical Relevance, Outcome 3 WOMAC Function. |