a strong trendP = 0.0783
Patients with anti‐Scl‐70 autoantibodies had a strong trend toward having progressive disease ( P = 0.0783), whereas patients with anti‐centromere (ACA), anti‐U1 or anti‐U2, and anti‐Th or anti‐To antibodies were associated with less progressive disease ( P = 0.1796 for each; Table 1 ).