Classification category | Sub categories | N (%) | Reference index in Additional file 2 |
---|---|---|---|
Year of publication | 2014–2015 | 15 (33.3) | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 20, 28 |
2012–2013 | 12 (26.7) | 14, 15,16,17, 18, 19, 21, 22, 23, 24, 25, 26, | |
2010–2011 | 6 (13.3) | 27, 29, 30, 31, 32, 33, | |
2008–2009 | 6 (13.3) | 34, 35, 36, 37, 38, 44 | |
2006–2007 | 6 (13.3) | 39, 40, 41, 42, 43, 45 | |
Aim/type of study | Descriptive | 6 (13.3) | 6, 8, 21, 23, 31, 38 |
Explorative | 3 (6.7) | 1, 5, 27, | |
Explanatory | 36 (80) | 3, 4, 6, 7, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 28, 29, 30, 32, 33, 34, 35, 36, 37, 39, 41, 40, 42, 43, 44, 45 | |
Research approach | Qualitative (primary data) | 6 (13) | 2, 5, 7, 23, 31, 38 |
Quantitative (primary data) | 32 (69.6) | 3, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 27, 28, 29, 32, 33, 34, 35, 36, 37, 39, 40, 41, 42, 43, 44, 45 | |
Mixed (primary data) | 3 (6.5) | 1, 4, 30 | |
Desk research (secondary data) | 5 (10.9) | 6, 8, 12, 13, 21 | |
Design | Qualitative | 7 (15.2) | 1, 2, 5, 7, 23, 31, 38 |
Quantitative - randomized controlled trial | 28 (60.9) | 3, 4, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 27, 28, 29, 33, 34, 37, 40, 41, 42, 43, 44 | |
Qualitative - not randomized controlled trial | 9 (19.6) | 6, 13, 23, 30, 32, 35, 36, 39, 45 | |
Systematic review | 2 (4.3) | 8, 21 | |
Data collection/design | Observations | 1 (2) | 1 |
Focus group discussion | 2 (4) | 2, 16 | |
Unstructured/semi structured interviews | 7 (13)) | 1, 3, 5, 7, 31, 38, 40 | |
Standardized questionnaires/interviews/surveys | 9 (17 | 11, 14, 18, 20, 30, 33, 37, 42, 43 | |
Online web based questionnaires/assessments | 10 (19) | 4, 10, 17, 25, 26, 27, 28, 29, 40, 44 | |
Secondary data/patient records | 5 (10) | 8, 9, 12, 13, 21 | |
Test results/self-report | 18 (35) | 6, 11, 15, 18, 19, 22, 23, 24, 25, 32, 33, 34, 35, 36, 37, 39, 41, 45 | |
Reliability// | Reliability is clear | 19 (42.2) | 1, 2, 5, 7, 8, 12, 14, 15, 16, 20, 21, 22, 24, 27, 38, 40, 41, 43, 44 |
Reliability is unclear | 22 (48.9) | 6, 9, 10, 11, 13, 17, 18, 19, 23, 25, 28, 29, 31, 32, 33, 34, 35, 36, 37, 39, 42, 45 | |
Reliability is not analyzed | 4 (8.9) | 3, 4, 26, 30, | |
Validity | Validity is clear | 16 (35.6) | 1, 2, 3, 5, 8, 15, 16, 20, 21, 30, 36, 38, 41, 42, 43, 44 |
Validity is unclear | 22 (48.9) | 4, 6, 9, 11, 13, 14, 18, 19, 22, 23, 24, 25, 28, 29, 31, 32, 34, 35, 37, 39, 40, 45 | |
Validity is not analyzed | 7 (15.6) | 7, 10, 12, 17, 26, 27, 33 | |
Generalizability | Generalizability is clear | 11 (24.4) | 1, 5, 6, 8, 9, 14, 16, 22, 42, 43, 45 |
Generalizability is unclear | 20 (44.4) | 2, 3, 11, 12, 13,17, 18, 19, 20, 24, 25, 28, 29, 31, 34, 37, 39, 40, 41, 44 | |
Generalizability is not analyzed | 14 (31.1) | 4, 7 10, 15, 21, 23, 26, 27, 30, 32, 33, 35, 36, 38, |