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. 2023 Sep 19;23:674. doi: 10.1186/s12903-023-03405-0

Table 1.

Demographic data concerning the prevalence of elongated styloid process using OPG

Study Year Demographic population Participants ESP > 30 mm
Al Zarea et al. [2] 2017 Saudi Arabian 198 44%
Vieira et al. [3] 2015 Brazilian 736 43.89%
Kaufman et al. [8] 1970 American 484 28%
Goldstein & Scopp [10] 1973 American 554 22.2%
Gossman & Tarsitano [11] 1977 American 4200 4%
Correl et al. [12] 1979 American 1771 18.2%
O’Carroll et al. [13] 1984 American 479 35.3%
Monsour and Young et al. [14] 1986 Australian 1200 21.1%
Keur et al. [15] 1986 Australian 1135 30%
Ferrario et al. [16] 1990 Italian 286 84.4%
Bozkir et al. [17] 1999 Turkish 200 4%
MacDonald-Jankowski et al. [18] 2001 Londoners & Chinese (HK) 1662 7.8–8.6%%
Scaf et al. [19] 2003 Brazilian 166 12.6%
Kursoglu et al. [20] 2005 Turkish 55 83.6%
Ilguy et al. [9] 2005 Turkish 860 3.7%
Radfar et al. [21] 2008 Iranian 1000 22%
Gokce et al. [22] 2008 Turkish 698 7.7%
Balcioglu et al. [23] 2009 Turkish 227 3.3%
More & Asrani et al. [24] 2010 Indian 500 19.4%
Öztaş et al. [25] 2012 Turkish 2000 67.5%
Bagga et al. [26] 2012 Indian 2706 52.1%
Shaik et al. [28] 2013 Saudi Arabian 1162 63.2% M; 36.8%F
Alpoz et al. [29] 2014 Turkish 1600 28.8%
Chabikuli et al. [30] 2016 South African 147 69%
Sakhdari et al. [31] 2017 Iranian 500 17.7%
Rai et al. [32] 2017 West Indian 987 27.3%
Gracco et al. [33] 2017 Italian 600 31%
Mathew et al. [34] 2017 Indian (Kerala) 100 35%
Hettiarachchi et al. [35] 2019 Sri Lankan 100 29%
Zokaris et al. [36] 2019 Greek 805 30%
Sharma et al. [37] 2019 Nepalese 1061 57.5% R; 42.3% L
Sridevi et al. [38] 2019 Indian 500 55.8%
Asutai et al. [39] 2019 Turkish (East Aegean) 3678 7.01%
Aoun et al. [40] 2020 Lebanese 489 15.5%
AlSweed et al. [41] 2021 Saudi Arabian 2010 21%
Swapna et al. [42] 2021 Saudi Arabian 300 27.3%
Chen et al. [43] 2022 Taiwanese 593 41.5% R; 36.2% L
Roopashri et al. [44] 2012 Indian 300 35.6%