Table 3.
Reasons for studies’ exclusion.
| Author | Reason for exclusion |
|---|---|
| 1. Okayasu et al. 2020. | Non randomisation. No control. Follow up at 4 weeks |
| 2. Paudel et al. 2020 | Non randomisation. Retrospective study. No control |
| 3. Diep et al. 2019 | Non randomisation. Case series. No control |
| 4. Bris et al. 2019 | Non randomisation. Case series |
| 5. Adamo et al. 2020 | Non randomisation. Unavailable post treatment result for control |
| 6. Jeong 2019 | Follow up at 2 weeks |
| 7. Iris et al. 2017 | Follow up at 4 weeks |
| 8. Ilankizhai et al. 2016 | Review paper |
| 9. Aravindhan et al. 2014 | Review paper |
| 10. Miziara et al. 2015 | Review paper |
| 11. Van Heerden WFP et al., 2011 | Review paper |
| 12. Garg et al. 2017 | Non randomisation. No control. Case series |
| 13. Jimson et al. 2015 | Review paper |
| 14. Skrinjar et al. 2020 | Follow up at 2 weeks |
| 15. Suga et al. 2019 | Non randomisation. No control |
| 16. Pereira et al. 2020 | Review paper |
| 17. Nakase et al. 2004 | Non randomisation. Unavailable inclusion criteria on glossodynia . Follow up at 4 weeks |
| 18. Bessho et al. 1998 | Unclear definition on glossodynia. May included second burning mouth syndrome |
| 19. Grechko et al. 1996 | Non randomisation. Study included second burning mouth syndrome |
| 20. Bardellini et al. 2019 | Follow up at 4 and 5 weeks |
| 21. Ritchie et al. 2018 | Review paper |
| 22. Barbosa et al. 2018 | Follow up at 4 weeks |
| 23. Sikora et al. 2018 | Follow up at 2 weeks |
| 24. De Souza et al. 2018 | Systematic review paper |
| 25. Liu et al. 2018 | Systematic review paper |
| 26. Fenelon M et al., 2017 | Non randomisation. Retrospective study |
| 27. Haggman-Henrikson et al. 2017 | Systematic review paper |
| 28. Kuten-Shorrer et al. 2017 | Non randomisation. No control |
| 29. Restivo et al. 2017 | Non randomisation. Case series. No control |
| 30. Al-Maweri et al. 2017 | Systematic review paper |
| 31. Valenzuela et al. 2017 | Follow up at 2 and 4 weeks |
| 32. McMillan et al. 2016 | Systematic review paper |
| 33. Sugaya et al. 2016 | Follow up at 2 weeks |
| 34. Cui et al. 2016 | Systematic review paper |
| 35. Valenzuela et al. 2016 | Follow up at 30 days |
| 36. Kisely et al. 2016 | Systematic review paper |
| 37. Arduino et al. 2016 | Follow up at 21 days and 5 weeks |
| 38. Treldal et al. 2016 | Follow up at 2 weeks |
| 39. Zakrzewska et al. 2016 | Systematic review paper |
| 40. Jurisic Kveisic et al. 2015 | Follow up at 4 weeks |
| 41. Lopez-Jornet et al. 2013 | Control arm included active study treatment |
| 42. Komiyama et al. 2013 | No control group |
| 43. Ko et al. 2012 | Non randomisation. No control. Follow up at 4 weeks |
| 44. De Moraes et al. 2012 | Review paper |
| 45. Silvestre et al. 2012 | Follow up at 1 week |
| 46. Buchanan et al. 2010 | Review paper |
| 47. Scardina et al. 2010 | Non randomisation |
| 48. Kho et al. 2010 | Non randomisation. Follow up at 4 weeks. |
| 49. Lopez-Jornet et al. 2010 | Review paper |
| 50. Gremeau-Richard et al. 2010 | Non comparable follow up time. Clonazepam follow up at 3 weeks and local anaesthesia at 15 min |
| 51. Barker et al. 2009 | Non control. Same group of drugs in comparison |
| 52. Miziara et al. 2009 | Non comparative outcome assessment |
| 53. Cavalcanti et al. 2009 | Follow up at 30 days |
| 54. Toida et al. 2009 | Included secondary burning mouth syndrome patients |
| 55. Buchanan et al. 2008 | Review paper |
| 56. Minguez Serra et al. 2007 | Review paper |
| 57. Patton et al. 2007 | Systematic review paper |
| 58. Buchanan et al. 2005 | Review paper |
| 59. Zakrzewska et al. 2005 | Systematic review paper |
| 60. Gremeau -Richard et al. 2004 | Follow up at 2 weeks |
| 61. Petruzzi et al. 2004 | Non randomisation. Follow up at 30 days |
| 62. Femiano et al. 2004 | Non randomisation |
| 63. Zakrzewska et al. 2003 | Systematic review paper |
| 64. Scala et al. 2003 | Review paper |
| 65. Femiano 2002 | Unsure overlapping of recruited patient pools in Femiano 2000 trial or Femano and Scully 2002 trial |
| 66. Maina et al. 2002 | Included secondary burning mouth syndrome patients |
| 67. Zakrzewska et al. 2001 | Systematic review paper |
| 68. Femiano et al. 2000 | Follow up at 1 month |
| 69. Sardella et al. 1999 | Follow up at 4 weeks |
| 70. Formaker et al. 1998 | Non randomisation. No definition on burning mouth syndrome |
| 71. Grushka et al. 1998 | Non randomisation. No control |
| 72. Dym et al. 2020 | Review paper |