Table 3.
Summary of methodological quality scores for 15 studies included in the meta-analysis of resonance Raman spectroscopy validity studies
| Score (range: 0–3) |
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Criterion | Morgan et al, 201976 | Jahns et al, 201977 | Aguilar et al, 201469 | Rensburg et al, 201679 | Zidichouski et al, 200980 | Jahns et al; 201478 | Bernstein et al; 201370 | Bernstein et al; 201281 | Henriksen et al; 201371 | Ermakov et al; 201372 | Nguyen et al; 201573 | Mayne et al; 201015 | Conrady et al; 201782 | Meinke et al; 201074 | Perrone et al; 201675 |
| Statement of aims/objectives in main body of report | 2 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 3 | 1 | 3 | 3 | 2 | 3 | 2 |
| Clear description of research setting | 3 | 3 | 3 | 3 | 1 | 3 | 1 | 3 | 3 | 1 | 3 | 3 | 1 | 1 | 3 |
| Evidence of sample size considered in terms of analysis | 1 | 1 | 3 | 1 | 1 | 3 | 0 | 1 | 0 | 0 | 1 | 2 | 1 | 1 | 0 |
| Representative sample of target group of a reasonable size | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 |
| Description of procedure for data collection | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
| Rationale for choice of data collection tool(s) | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 0 | 2 | 3 | 0 | 0 | 0 |
| Detailed recruitment data | 1 | 1 | 2 | 2 | 0 | 3 | 0 | 1 | 0 | 0 | 2 | 2 | 2 | 0 | 1 |
| Statistical assessment of reliability and validity of measurement tool(s) | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 |
| Fit between stated research question and method of data collection | 3 | 2 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 |
| Fit between research question and method of analysis | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 |
| Good justification for analytic method selected | 3 | 3 | 3 | 2 | 3 | 3 | 1 | 2 | 2 | 2 | 3 | 2 | 1 | 2 | 2 |
| Strengths and limitations critically discussed | 2 | 3 | 2 | 2 | 1 | 3 | 1 | 2 | 2 | 0 | 2 | 2 | 2 | 0 | 0 |
| Score total/maximum score possible; % | 28/36; 77.8 | 30/36; 83.3 | 32/36; 88.9 | 25/36; 69.4 | 22/36; 61.1 | 33/36; 91.7 | 18/36; 50.0 | 23/36; 63.9 | 25/36; 69.4 | 17/36; 47.2 | 30/36; 83.3 | 31/36; 86.1 | 21/36; 58.3 | 18/36; 50.0 | 17/36; 47.2 |