Table 1.

Prevalence of THSD7A-associated MN in different cohorts

Ref.	Origin	Positive THSD7A Ab	Positive THSD7A Staining
Tomas et al.2	Europe/Boston	15 of 483 Prevalent primary MN (3.1%), two of 67 prevalent secondary MN (3.0%)	Five of five THSD7A Ab positive, zero of 50 THSD7A Ab negative
Iwakura et al.32	Japan		Five of 55 incident primary MN (9.1%), zero of 37 incident secondary MN (0%)
Hoxha et al.12	Hamburg/Boston	Nine of 345 incident primary MN (2.6%), 29 of 931 prevalent primary MN (3.1%)	18 of 18 THSD7A Ab positive, one THSD7A Ab negative
Larsen et al.4	United States		Nine of 258 incident MNa (3.5%; two of nine dual positive for THSD7A/PLA2R)

^aAll native kidney biopsies with MN, except membranous lupus nephritis (International Society of Nephrology/Renal Pathological Society class 5).