Table 5.

Use of the ISKDC, the Oxford and other histological classifications for HSPN in different continents

Continent/Region	ISKDC classification Authors, ref.	Oxford classification Authors, ref.	Other classifications Name of classification, authors, ref.
Europe	Koskela et al. 2017 [30] Soylemezoglu et al. 2009 [21] Lucas Garcia et al. 2009 [47]	Mizerska-Wasiak et al. 2018 [41] Gülhan et al. 2015 [42] Calvo-Río et al. 2013 [43]	Modified semiquantitative classification Koskela et al. 2017 [30] Local pathological scoring Mohey et al. 2013 [48] Pillebout et al. 2002 [49] The classification developed by Heaton Altugan et al. 2009 [50] Classification according to Emancipator Rauta et al. 2002 [51] Coppo et al. 1997 [13]
North America	Tarshish et al. 2004 [31]	N/A	The classification adapted from Andreoli and Bergstein Foster et al. 2000 [52] The classification developed by Heaton Heaton et al. 1977 [53] Meadow’s classification Meadow et al. 1972 [54]
Latin America	Buscatti et al. 2018 [55] Fuentes et al. 2014 [56] de Almeida et al. 2007 [57]	N/A	N/A
Asia	Inagaki et al. 2018 [44] Fu et al. 2016 [58] Lim et al. 2016 [25]	Inagaki et al. 2018 [44] Xu et al. 2018 [17] Kim et al. 2014 [35]	Japanese histologic classification Inagaki et al. 2018 [44] Scoring system described by Andreoli and Bergstein Kanai et al. 2011 [59]
Australia	N/A	N/A	N/A
Africa	Naija et al. 2012 [60]	N/A	Histologic classification of Haas Mitchell et al. 2010 [61]