Grip Strength: Subgroup Results. A: FabAV: Crotaline Polyvalent Immune Fab (ovine). Subgroup size: FabAV n = 6; No FabAV n = 4. Missing data from one FabAV subject on Days 7 and 14. B: Subgroup size: Mild n = 1; Moderate n = 8; Severe n = 1. Missing data from the Severe subject on Days 7 and 14.