Table 3.

Number and proportion of patients with auto-Abs neutralizing type I IFNs in bronchoalveolar lavage

Type and concentration of type I IFNs neutralized by BAL diluted 1:5	Number (%) of patients with neutralizing activity
Anti–IFN-α2 and/or anti–IFN-ω auto-Abs (100 pg/mL)	54 (13%)
Anti–IFN-α2 and anti–IFN-ω auto-Abs (100 pg/mL)	28 (7%)
Anti–IFN-α2 auto-Abs (100 pg/mL)	45 (11%)
Anti–IFN-ω auto-Abs (100 pg/mL)	37 (9%)
Anti–IFN-β auto-Abs (10 ng/mL)	5 (1%)
Anti–IFN-α2 (100 pg/mL), anti–IFN-ω (100 pg/mL) and anti–IFN-β auto-Abs (10 ng/mL)	3 (1%)