Table 2.
Evidence map presentations and domains used to classify data in the evidence maps
| Author, year | Evidence map presentations | Classic PICOTS | Study design | Sample size (N) | Disorder/condition | Systematic review domains | Other, specify | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Population characteristics | Intervention | Comparators | Outcomes | Timing | Setting | Literature size | Estimated effect/association | Confidence in estimate | ||||||
| Title: description of map(s); all identified studies represented | ||||||||||||||
| Explicit, published (n = 26) | ||||||||||||||
| Althuis, 2013 [35] | “Evidence map of publications of sugar-sweetened beverages by outcome and study type”(F2): flow diagram; yes, “Evidence map of published cohort and intervention studies of sugar-sweetened beverages by outcome and key study features” (F3): flow diagram and cross-tabular table hybrid; yes | x | x | x | x | x | x | |||||||
| Antsee, 2011 [40] | “The matrix” (F1): cross-tabular table with color-coded subdivisions in each cell; yes | x | x | Prevention area: several important areas within HIV prevention research that represent potential for novel and innovative research of interest (e.g., education, behavior, service delivery, descriptive epidemiology, international adaptability, etc.) | ||||||||||
| Bailey, 2014 [44] | “Distribution of included prevention studies” (T1), “Distribution of included disorder established treatment studies” (T2), “Distribution of included relapse prevention studies” (T3): cross-tabular table; each table is a subset | x | x | x | Intervention type: larger categories interventions fall within (e.g. psychological, biological, service, universal, at-risk) | |||||||||
| Berger, 2014 [45] | "Frequency of intervention comparisons within outcome groups, by baseline health status in trials" (F2), "Frequency of intervention comparisons among cardiometabolic outcomes, by baseline health in trials" (F3): bubble plot using color and bubble size; yes | x | x | x | x | |||||||||
| Bonell, 2013 [46] | "Countries of primary research of studies included in the evidence map"(F3), "Health topics of the references included in the evidence map" (F4), "School/grade level of the references included in the evidence map" (F5), "Aspect of the school examined in the references included in the evidence map" (F6): bar chart, yes | x | x | Health topic | ||||||||||
| Brennan, 2014 [43] | “Example evidence map for associational studies for childcare food and beverage policies and environments” (F2), “Example evidence map for intervention studies for childcare food and beverage policies and environments” (F3): conceptual model mapping strategy to outcomes; no, example only | x | x | x | Short/intermediate/long-term outcome groups | |||||||||
| Chung, 2011 [39] | “Studies stratified by design and anatomic region imaged” (F4), “Studies stratified by design and device category” (F5): bubble plot and cross-tabular hybrid, within each cell bubbles of varying size and color; yes | x | x | x | ||||||||||
| Coast, 2012 [47] | "Relationships between postnatal depression and poverty identified in the mapping" (T3): cross-tabular table; yes | x | x | x | x | x | Poverty indicator | |||||||
| Also present table of study characteristics (T1); yes | ||||||||||||||
| Coeytaux, 2014 [48, 49] | "Characteristics of Systematic Reviews Evaluating Yoga for All Eligible Conditions" (T1): cross-tabular table; yes | x | x | x | x | SR quality, SR methods | ||||||||
| "RCTs evaluating yoga" (F2): bubble plot with bubble size; yes | ||||||||||||||
| DeFrank, 2014 [42] | “Number of studies assessing categories of psychological harms and rates of overdiagnosis” (F2): bar graph with color-coded subdivisions; yes | x | x | Assessing burden/frequency/both | ||||||||||
| El-Behadli, 2015 [50] | "Evidence in Peer-Reviewed Publications of Translation Methods" (T2), "Evidence in Peer-Reviewed JournalsRegardingRestandardization of Translations" (T3): cross-tabular table; yes | Language, screener translated, translation methods | ||||||||||||
| Greer, 2012 [38] | “Summary of studies on wheeled mobility service delivery” (T2): Cross-tabular table; yes | x | Elements of service delivery: factors important to individuals when considering wheeled mobility options, children’s caregivers’ and parents’ opinions about the wheeled mobility used by their child, user satisfaction | |||||||||||
| Hempel, 2014 [51] | "Evidence map of mindfulness": bubble plot; yes | x | x | x | x | x | ||||||||
| Hempel, 2014 [41, 58] | “Evidence map of acupuncture for pain” (F3), “Evidence map of acupuncture for wellness” (F4),“Evidence map of acupuncture formental health” (F5): bubble plots with color and bubble size as dimensions in addition to x and y axes; each diagram is a subset | x | x | x | x | |||||||||
| Hempel, 2014 [52] | "Evidence map of tai chi" (F2): bubble plot; yes | x | x | x | x | |||||||||
| Hitch, 2012 [53] | "Available evidence by diagnosis and focused psychological therapy" (T2), "Availableevidence by diagnosis and level of evidence" (T3), "Quality of evidence by intervention" (T4): cross-tabular format; yes | x | x | x | ||||||||||
| Jaramillo, 2013 [37] | “Map of Evidence for Osteoarthritis Template” (F3): cross-tabular table; no Online appendix version has research questions all mapped to grid | Studies are not classified this map classifies research question developed from workshop discussions | ||||||||||||
| Kadiyala, 2014 [54] | "Mapping the agriculture-nutrition pathways in India"(F1) with "Number of studies included in the evidence review by agriculture-nutrition pathways and study design" (T2): conceptual model with companion cross-tabular display; yes | x | x | x | x | pathways between factors | ||||||||
| Nihashi, 2013 [36] | “Current clinical evidence on PET in glioma” (F2): three dimensional cross-tabular visualizationusing color and stacked discs of varying size; yes | x | x | x | ||||||||||
| Northway, 2005 [55] | "Examples of key concerns and good practice" (T2): cross-tabular; examples only | |||||||||||||
| Sawicki, 2015 [56] | "Microbiome Outcomes Examined by Fiber Type" (F4), "Other Health Outcomes Examined with the Microbiome by Fiber Type" (F5): bubble plots, yes | x | x | x | x | |||||||||
| Singh, 2012 [57] | "Interventions for prediabetes investigated in systematic reviews" (T4), "Outcomes assessed in systematic reviews of prediabetes" (T5), "Ratings of authors’ overall conclusions about interventions"(T6): cross-tabular, yes | x | x | x | x | x | ||||||||
| Vallarino, 2015 [59] | "Evidence map of all 29 studies of psychological interventions for the early stages of bipolar disorder" (F2): flow chart; yes | x | x | x | ||||||||||
| Wang, 2015 [60] | "Bubble Plot of LCS Studies by Study Duration and by Health Outcome Groups" (F3): bubble plot, yes | x | x | x | x | x | Study duration | |||||||
| "Study Design and Population Characteristics" (T2): cross-tabular, yes | ||||||||||||||
| Explicit, online (n = 8) | ||||||||||||||
| GEM [16, 62, 64, 65] | “Example of ‘interventions and study design output’” (T3): Cross-tabular table; no, “example only”, “Example of ‘detailed study characteristics output (extract only)’” (T4): evidence table; no “example only | x | x | x | x | x | x | x | ||||||
| Headspace [17, 61, 63, 66] | x | x | x | |||||||||||
| Callahan, 2012 [63] | “Distribution of included universal preventive studies” (F2), “Distribution of included indicated and selective preventive studies” (F3), “Distribution of included studies to treat a diagnosed depressive disorder” (F4): Flow diagram; each diagram is a subset | |||||||||||||
| De Silva, 2013 [61] | “The distribution of included trials in categories during second-stage screening” (F2): flow diagram; yes | |||||||||||||
| Liu, 2010 [66] | “Distribution of included… studies” (F2): flow diagram; yes | |||||||||||||