highly significantp < 0.001
cochlear implant hearing aid bimodal hearing SSQ speech audiometry anxiety depression general self-efficaciousness prospective study Pure tone audiometry Improvement of PTA4 with CI use was highly significant for the CI ear (Table 1 : z = 3.621; p < 0.001), while HA-aided PTA4 at the contralateral ear remained the same (Table 1 : t = 0.995; p = 0.335).