Table 2 Quality criteria of articles selected for a systematic critical literature review on the effect of SMT on pain
Article | Is the assessment blinded? | Is there a control on psychological characteristics of subjects? | The validity of the outcome variable: | When was it measured? | Is the random procedure mentioned? | Number of experiments (pain + SMT) | Study subjects: | SMT performed by: | Is the SMT well described? | Are losses and exclusions reported? | Experimental conditions | Estimates given | Are differences tested for statistical significance? | Total of points | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Yes = 2 pts No = 0 point | Points | Yes = 1 point No = 0 point | Points | Pilot study = 1 pts or ,Ref are given = 1 pt or, it's reproducible = 1 pt Nothing = 0 pt | Points (max 1 pt) | before and after = 1 point only after = 0 point | Points | Yes = 2 pts No = 0 point | Points | > 1 = 1 point 1 = 0 point | Points | Naive to tx and blind (sham manip) = 2 pts Naive or blind = 1 point Not naive and not blind = 0 pt | Points | Same person = 1 point Experienced person (> 5 years) = 1 point | Points (max 2 pts) | Yes = 1 point No = 0 point | Points | Yes = 2 pts No = 0 point | Points | same day or T° controlled or same time = 1 point different day and T° or time not controlled = 0 point | Points | Yes = 1 point No = 0 point | Points | Yes = 1 point No = 0 point | Points | Min = 0 Max = 18 | |
[39] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Blind | 1 | Same and experienced | 2 | Yes | 1 | Yes | 2 | Same day | 1 | Yes | 1 | Yes | 1 | 16 |
[21] | Yes | 2 | No | 0 | Reproducible | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive and blind | 2 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 15 |
[31] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Blind | 1 | Experienced | 1 | Yes | 1 | Yes | 2 | T controlled | 1 | Yes | 1 | Yes | 1 | 15 |
[42] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Blind | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 14 |
[29] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 14 |
[44] | No | 0 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive and blind | 2 | Same and experienced | 2 | Yes | 1 | Yes | 2 | More 48 H, no control T° | 0 | Yes | 1 | Yes | 1 | 14 |
[38] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Blind | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 14 |
[34] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day? | 1 | Yes | 1 | Yes | 1 | 14 |
[35] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day? | 1 | Yes | 1 | Yes | 1 | 14 |
[37] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Nothing | 0 | Same and experienced | 2 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 13 |
[28] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive and blind | 2 | Experienced | 1 | Yes | 1 | No | 0 | More 48 H, no control T° | 0 | Yes | 1 | Yes | 1 | 13 |
[43] | No | 0 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Naive and blind | 2 | Same | 1 | Yes | 1 | Yes | 2 | More 3 days, no control T° | 0 | Yes | 1 | Yes | 1 | 13 |
[20] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 3 | 1 | Blind | 1 | Experienced | 1 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 13 |
[40] | Yes | 2 | No | 0 | Reproducible | 1 | Before and after | 1 | Yes | 2 | 2 | 1 | Naive and blind | 2 | Experienced | 1 | Yes | 1 | No | 0 | More 7 days, no control T° | 0 | Yes | 1 | Yes | 1 | 13 |
[18] | No | 0 | Yes | 1 | Ref given | 1 | Before and after | 1 | Yes | 2 | 2 | 1 | Nothing | 0 | Nothing | 0 | Yes | 1 | Yes | 2 | Same day | 1 | Yes | 1 | Yes | 1 | 12 |
[19] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | No | 0 | 3 | 1 | Blind | 1 | Same and experienced | 2 | Yes | 1 | No | 0 | More 48 H, no control T° | 0 | Yes | 1 | Yes | 1 | 11 |
[32] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | No | 0 | 3 | 1 | Naive and blind | 2 | Nothing | 0 | Yes | 1 | No | 0 | More 3 days, control T° | 1 | Yes | 1 | Yes | 1 | 11 |
[30] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | No | 0 | 3 | 1 | Blind to sham laser | 1 | Nothing | 0 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 10 |
[36] | No | 0 | Yes | 1 | Ref given | 1 | Before and after | 1 | Yes | 2 | 10 | 1 | Nothing | 0 | Nothing | 0 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 10 |
[41] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | Yes | 2 | 1 | 0 | Nothing | 0 | Nothing | 0 | Yes | 1 | No | 0 | Same day | 1 | Yes | 1 | Yes | 1 | 10 |
[33] | Yes | 2 | No | 0 | Ref given | 1 | Before and after | 1 | No | 0 | 3 | 1 | Naive and blind | 2 | Nothing | 0 | No | 0 | No | 0 | More 3 days, no control T° | 0 | Yes | 1 | Yes | 1 | 9 |
[23] | No | 0 | Yes | 1 | Ref given | 1 | Before and after | 1 | No | 0 | 2 | 1 | Nothing | 0 | Nothing | 0 | yes | 1 | No | 0 | Highly controlled | 1 | Yes | 1 | Yes | 1 | 8 |