Table 2.
Search terms
| Used database | Search term | Number of literature identified using the search term | Number of identified literature included in the full-text analysis | Number of previously identified literature which, after detailed analysis, uses a non-pathological term for speechlessness |
|---|---|---|---|---|
| APA PsycINFO | ( (“psychological silence” OR “interactive silence”) AND (“speechless” OR “speechlessness”) ) NOT mutism NOT selective mutism NOT aphasia | 19 (18.4%) | 1 (8.3%) | 1 (14.3%) |
| ( (“conversational silence” OR “thematic silence” OR “situational silence”) AND (“speechless” OR “speechlessness”) ) NOT mutism NOT selective mutism NOT aphasia | 14 (13.6%) | 2 (16.7%) | 0 (0%) | |
| “volitional speechlessness” OR “strategic speechlessness” OR “non-volitional speechlessness” OR “non-strategic speechlessness” | 1 (1%) | 1 (8.3%) | 1 (14.3%) | |
| PubMed | (((speechless OR speechlessness) AND (emotion OR emotion regulation*) | 10 (9.7%) | 1 (8.3%) | 0 (0%) |
| (((speechless OR speechlessness) NOT (mutism)) NOT (selective mutism)) NOT (aphasia) AND (humans) | 59 (57.3%) | 7 (58.3%) | 5 (71.4%) |
Since PubMed is primarily a medical database and APA PsycInfo is focused on psychological publications, the search terms between the two databases differ
Note. The percentages in parentheses refer to the total number of identified/reviewed publications per table column; N = Number of articles