Anti-dsDNA Anti-Sm Anti-SSA Anti-SSB Anti-RNP Patients with lupus nephritis (n=13) 13/13 (100%) 9/13 (69.2%) 5/13 (38.5%) 6/13 (46.2%) 8/13 (61.5%)

Table 4: Frequency of auto-antibodies in patients with lupus nephritis.