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Table 3 Similar data from some of the published primary glomerulonephritis studies generated from international data

From: Epidemiological features of primary glomerular disease in Turkey: a multicenter study by the Turkish Society of Nephrology Glomerular Diseases Working Group

Country All PGD Patients(%) Patients with nephrotic syndrome Biopsy indication (%)
1st 2nd 3rd 1st 2nd 3rd Nephrotic syndrome AUA
Turkey (TSN-GOLD 2014) [5] MN (28.8%) FSGS (19.3%) IgAN (17.2%) MN (43.2%) FSGS (19.7%) MCD (10.3%) 57.8 10.8
Turkey (TSN-GOLD 2019)a IgAN (25.7%) MN (25.6%) FSGS (21.9%) MN (39.8%) FSGS (25.2%) MCD (11.0%) 52 18
France [23]b IgAN (29.7%) MN (19.0%) CGN (16.8%)   
Italy [24] IgAN (43.5%) MN (23.4%) FSGS (13.1%) MN (44.1%) FSGS (16.9%) MCD (16.7%) 45 51
Spain [25]c MN MCD FSGS 35 25
England [26] IgAN (38.8%) MN (29.4%) MCD (9.8%)   
Czech Republic [27]c IgAN (34.5%) MCD (12.5%) Mes.PGN(%11.3) IgAN** MN FSGS 42 37
Lithuania [28] IgAN(34%) FSGS (13.2%) MPGN (12.5%)   
Japan [29] IgAN (~  50%) MCD (40%) MN (35.6%) FSGS (13%) 16.5 48d
South Korea [30] IgAN (38.2%) MCD MN MCD (38.5%) MN (25.7%) IgAN (11.1%)   
China [31] IgAN (45.2%) Mes. PGD (25.6%) MN (9.9%)   
Brazil £ [32] FSGS (29.7%) MN (20.7%) IgAN (17.8%) 41.5 27.2
U.S.A. [18, 33]e FSGS IgAN MN FSGS MN MCD   
Taiwan [34] IgAN (26%) FSGS (21.6%) MN (20.6%) MN (28.8%) MCD (28.2%) FSGS (24.8%)   
Colombia [11]f IgAN (22.6%) FSGS (20.1%) MN (14.9%)      
Poland [12] IgAN (51.2%) MPGN (19.3) MN (11.2%) MN FSGS IgAN   
  1. Abbreviations: AUA Asymptomatic urinary abnormalities, CGN crescentic glomerulonephritis, FSGS Focal segmental glomerulosclerosis, IgAN IgA nephropathy, MCD minimal change disease, Mes.PGN Mesangioproliferative glomerulonephritis (non-IgA), MN membranous nephropathy, MPGN membranoproliferative glomerulonephritis, PGD primary glomerular disease, TSN-GOLD Turkish Society of Nephrology Glomerular Diseases
  2. a Current study; b cumulative data of different age and periods, c including pediatrics cases, d This percentage was presented as the percentage of nephritic syndrome, but asymptomatic urinary abnormalities seem to be involved also. e These results are the combination of two different studies [9, 10], f including secondary cases