Table 2.
Studies included in the systematic review.
| No. | Study Reference | Journal | Population | Year of Publication |
|---|---|---|---|---|
| 1 | [36] | Journal of Endodontics | Egyptians | 2015 |
| 2 | [37] | Journal of Endodontics | Germans | 2019 |
| 3 | [3] | Journal of Endodontics | Swiss Germans | 2020 |
| 4 | [38] | Journal of Applied Oral Sciences | Brazilians | 2019 |
| 5 | [39] | Journal of Endodontics | Americans | 2013 |
| 6 | [40] | International Endodontic Journal | Brazilians | 2015 |
| 7 | [41] | Clinical Oral Investigations | Koreans | 2012 |
| 8 | [42] | Australian Endodontic Journal | Brazilians | 2018 |
| 9 | [43] | Journal of Endodontics | Brazilians | 2014 |
| 10 | [44] | Journal of Endodontics | Brazilians | 2015 |
| 11 | [45] | Journal of Endodontics | Brazilians | 2016 |
| 12 | [46] | International Endodontic Journal | New Zealanders | 2011 |
| 13 | [47] | Journal of Endodontics | Brazilians | 2013 |
| 14 | [48] | International Endodontic Journal | Brazilians | 2017 |
| 15 | [49] | Journal of Endodontics | Egyptians | 2016 |
| 16 | [50] | International Journal of Oral science | Egyptians | 2017 |
| 17 | [51] | Journal of Endodontics | Swiss Germans | 2020 |
| 18 | [52] | Archives of Oral Biology | Chinese | 2018 |
| 19 | [53] | Journal of Conservative Dentistry | Brazilians | 2018 |
| 20 | [54] | Scientific Reports | Chilean | 2021 |
| 21 | [55] | Journal of Conservative Dentistry | Brazilians | 2018 |
| 22 | [56] | Swiss Dental Journal | Egyptians | 2017 |
| 23 | [57] | Journal of Endodontics | Americans | 2019 |
| 24 | [58] | European Endodontic Journal | Brazilians | 2020 |
| 25 | [59] | Clinical Anatomy | Polandians | 2018 |
| 26 | [60] | Acta Odontológica Latinoamericana | Brazilians | 2020 |
| 27 | [61] | Journal of Dental Sciences | Chinese | 2022 |
| 28 | [62] | Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontology | Italians | 2008 |
| 29 | [63] | Journal of Endodontics | Brazilians | 2013 |
| 30 | [64] | Clinical Oral Investigations | Chinese | 2021 |
| 31 | [65] | Scientific Reports | Chinese | 2017 |
| 32 | [66] | Nigerian Journal of Clinical Practice | Egyptians | 2020 |
| 33 | [67] | International Medical Journal of Experimental and Clinical Research | Chinese | 2021 |
| 34 | [68] | British Journal of Oral and Maxillofacial Surgery | France | 2005 |
| 35 | [1] | International Endodontic Journal | Brazilians | 2013 |
| 36 | [69] | Clinical Oral Investigations | Chinese | 2021 |
| 37 | [70] | International Journal of Dentistry | Myanmar | 2021 |
| 38 | [71] | The Saudi Dental Journal | Saudis | 2016 |
| 39 | [72] | International Endodontic Journal | Brazilians | 2012 |
| 40 | [73] | Scientific Reports | Swiss Germans | 2021 |
| 41 | [74] | Clinical Oral Investigations | Chinese | 2013 |
| 42 | [75] | Journal of Applied Oral Science | Brazilians | 2016 |
| 43 | [76] | Journal of Endodontics | Swiss Germans | 2020 |
| 44 | [77] | Imaging Science in Dentistry | Turkish | 2021 |
| 45 | [78] | International Endodontic Journal | Italians | 2009 |
| 46 | [79] | Clinical Anatomy | Polish | 2018 |
| 47 | [22] | Medical Principles and Practice | Emiratis | 2017 |
| 48 | [80] | The Bulletin of Tokyo Dental College | Japanese | 2011 |
| 49 | [81] | Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology, and Endodontology | Koreans | 2009 |
| 50 | [12] | Annals of Anatomy | Polish | 2018 |
| 51 | [82] | Archives of Oral Biology | Turkish | 2020 |