The purpose of this study is to evaluate the clinical results of implant-retained mandibular overdentures in edentulous patients.
The survival of implants,condition of the peri-implant soft tissue were evaluated. And patients' perceptions regarding the outcome were assessed on visual analog scales (VAS), oral health impact profile-14 (OHIP) and semantic differential scale questionnaires.
Study Type
OBSERVATIONAL
Enrollment
54
patients treated with an implant-retained overdenture in the mandible
Stomatological Hospital of Fourth Military Medical University
Xi’an, Shanxi, China
RECRUITINGSurvival of implants
Time frame: through study completion, an average of 1 year
Gingival Bleeding on Probing
Gingival bleeding on probing (BOP) using the modified sulcus bleeding index for implants. Scale equals 0 = No bleeding when periodontal probe is passed along the gingival margin;1 = Isolated bleeding spots visible;2 = Blood forms a confluent red line on the gingival margin;3 = Heavy or profuse bleeding
Time frame: through study completion, an average of 1 year
Pocket depths
Pocket depths measured around implants in millimeter (mm)
Time frame: through study completion, an average of 1 year
Marginal bone loss
Time frame: through study completion, an average of 1 year
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