Table 2 Quality assessment of the included studies
From: Argentine tango in Parkinson disease – a systematic review and meta-analysis
Publication | Romenets et al. [31] | Duncan & Earhart [32] | Foster et al. [33] | Duncan & Earhart [10] | Hackney et al. [34] | Hackney et al. [24] | Hackney et al. [36] | Hackney et al. [22] | Hackney & Earhart [16] | Hackney & Earhart [23] | McKee & Hackney [15] | Hackney & Earhart [17] | Kaski et al. [35] | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Criteria | ||||||||||||||
Publication-specific aspects | Objective/ aim of the study reported? | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Description of study design | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Hypothesis reported? | - | ✓ | ✓ | ✓ | ✓ | ✓ | - | ✓ | ✓ | ✓ | ✓ | - | - | |
Adequate description of the subject assembly process, characteristics of study participants | Description of determination of the study participants/number of participants justified | - | ✓ | - | - | - | - | ✓ | - | - | ✓ | - | ✓ | ✓ |
Methods for patient selection described | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - | - | |
Description of inclusion criteria | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | - | - | |
Description of exclusion criteria | ✓ | ✓ | ✓ | ✓ | ✓ | - | - | ✓ | ✓ | ✓ | ✓ | - | - | |
Eligible but not enrolled subjects and reason for exclusion | ✓ | ✓ | ✓ | - | - | - | - | - | - | ✓ | ✓ | cs | cs | |
Number of participants enrolled in the study | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
If controlled design: is reported how the participants were assigned to the groups? | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | uc | ✓ | ✓ | ✓ | ✓ | cs | cs | |
If RCT: randomization method explained? | ✓ | ✓ | - | - | - | - | ✓ | - | ✓ | ✓ | nr | cs | cs | |
Baseline data for each group | Baseline data reported ? | ✓ | ✓ | ✓ | ✓ | (✓)a | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Age reported? | ✓ | ✓ | ✓ | ✓ | (✓)*2 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Proportion female/male reported? | ✓ | ✓ | ✓ | ✓ | - | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Equality of comparison group in the case of controlled studies discussed | ✓ | ✓ | ✓ | ✓ | (−)*1 | ✓ | uc | ✓ | ✓ | ✓ | ✓ | cs | cs | |
Adequate description of subject follow up | Dropout-rates reported? | ✓ | ✓ | ✓ | - | - | - | ✓ | ✓ | ✓ | ✓ | ✓ | cs | cs |
Explanation for drop-outs? (for example dropout survey) | ✓ | ✓ | ✓ | - | - | - | ✓ | ✓ | ✓ | ✓ | ✓ | cs | cs | |
Adequate description of treatment | Description of treatment (for each group) | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Intervention period reported? | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Number of sessions | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Duration of sessions | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Group/ individual intervention? | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Description of statistical methods | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | |
Discussion of limitations | ✓ | ✓ | ✓ | ✓ | - | - | ✓ | - | ✓ | ✓ | ✓ | ✓ | ✓ | |