Patient Satisfaction and Prosthetic Complications of Bar Locator Versus Bar Clip Attachments for Mandibular Two-Implant Overdentures

Patient satisfaction (primary outcome) was measured by a visual analog scale (VAS). OHRQoL (secondary outcome) was measured by oral health impact profile (OHIP-14). Questions of VAS and OHIP-14 were evaluated after 3 months The patients were divided into two equal groups.