The Effects of Conversation Training Therapy Delivered via Telehealth on Jitter and Shimmer in Patients with Muscle Tension Dysphonia

This investigation aimed to evaluate the effectiveness of Conversation Training Therapy (CTT) on jitter and shimmer values of patients with muscle tension dysphonia (MTD). The effect of CTT on self-perceived voice handicap was also studied using the Voice Handicap Index30 (VHI-30).