Table 4 Comparison with existing knowledge
From: Oral lichen planus clinical characteristics in Italian patients: a retrospective analysis
Study | Country | Patients number | F:M | Mean Age | The 3 most affected oral sites | Associated diseases | Most frequent OLP clinical form | Rate of malignant transformation |
|---|---|---|---|---|---|---|---|---|
Salem G. (1989) [28] | Saudi Arabia | 4277 | n.r. | 49 | buccal mucosa, gingiva, tongue | no association | atrophic- erosive | 0.02 % |
Bagan-Sebastian J.V. (1992) [29] | Spain | 205 | 4:1 | 52.6 | buccal mucosa, gingiva, tongue | diabetes | atrophic- erosive | n.r. |
Gorsky M. et al. (1996) [30] | Israel | 157 | 1.5:1 | 52.5 | buccal mucosa, gingiva, tongue | no association | reticular | 1.3 % |
Rossi L. et al. (2000) [31] | Italy | 100 | 1.32:1 | 58.6 | buccal mucosa, gingiva, tongue | C & B hepatitis, diabetes | atrophic- erosive | n.r. |
Eisen D. et al. (2002) [32] | USA | 723 | 3:1 | 52 | buccal mucosa, gingiva, tongue | C hepatitis | reticular | 0.8 % |
Torrente-Castell et al. (2010) [33] | Spain | 65 | 1.56:1 | 59 | buccal mucosa, gingiva, tongue | no association | hyperkeratotic | 3.1 % |
Xue J.L. (2005) [34] | China | 674 | 1.93:1 | 50.4 | buccal mucosa, lip, tongue | no association | reticular | 0.6 % |
Ingafou M. (2006) [35] | England | 690 | 1.75:1 | 52 | buccal mucosa, gingiva, tongue | no association | reticular | 1.9 % |
Pakfetrat A. (2009) [36] | Iran | 420 | 1.85:1 | 41.6 | buccal mucosa, gingiva, tongue | no association | reticular | 0.7 % |
Bermejo-Fenoll A. (2010) [37] | Spain | 550 | 3.29:1 | 56.4 | buccal mucosa, gingiva, tongue | hypertension, rheumatic diseases gastrointestinal disorders, anxiety & depression | reticular and papular | 0.9 % |
Shen Z.Y. (2012) [38] | China | 518 | 2.13:1 | 46.3 | buccal mucosa, gingiva, tongue | no association | reticular | 1 % |
Gümrü B. (2013) [39] | Turkey | 370 | 2.36:1 | 49.8 | buccal mucosa, gingiva, tongue | hypertension, diabetes, anxiety & depression | atrophic- erosive | 0.3 % |
Present study | Italy | 87 | 1.8:1 | 58.8 | buccal mucosa, gingiva, tongue | hypertension, Diabetes, thyroiditis, C hepatitis | hyperkeratotic | 1.15 % |