Practical Geriatrics ›› 2026, Vol. 40 ›› Issue (3): 267-271.doi: 10.3969/j.issn.1003-9198.2026.03.009

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Analysis of oral frailty prevalence and its influencing factors in hospitalized elderly patients with comorbidities

ZHAO Xia, WANG Dongxu, LAI Xiaoxing, HUO Xiaopeng   

  1. Department of Geriatrics(ZHAO Xia, WANG Dongxu);Department of Neurology(LAI Xiaoxing);Department of Nursing(HUO Xiaopeng), Peking Union Medical Hospital, Beijing 100730, China
  • Received:2025-09-10 Published:2026-03-26
  • Contact: HUO Xiaopeng, Email:Huoxp001@126.com

Abstract: Objective To analyze the oral frailty prevalence and its influencing factors in hospitalized elderly patients with comorbidities. Methods A total of 253 elderly patients with comorbidities who were hospitalized in Department of Geriatric of five hospitals from October 2023 to January 2024 were enrolled in this study. Self-administered questionnaires were used to collect demographic data and perform comprehensive geriatric assessments. Oral frailty and oral health status were assessed by Oral Frailty Index-8(OFI-8) and Oral Health Assessment Tool (OHAT) respectively. Multivariate logistic regression analysis were used to analyze the influencing factors for oral frailty in elderly patients with comorbidities. Results A total of 253 cases were enrolled, and 74.7% (189/253) presented with oral frailty. Compared with non-oral frailty group,oral frailty group had older average age,lower number of remaining teeth, higher OHAT score, higher prevalence of using dentures, frailty, malnutrition, cognitively impaired, dependence in daily living (P<0.05). Multivariate logistic regression analysis showed denture use (OR=6.396, 95% CI:2.827-14.467, P<0.001), high OHAT score (OR=1.632, 95% CI:1.329-2.005, P<0.001), and frailty (OR=3.255, 95% CI:1.271-8.335, P=0.014) were risk factors for oral frailty in elderly patients with comorbidities. Conclusions Older patients with multiple comorbidities have a high incidence of oral frailty, which is associated with denture use, high OHAT scores, and frailty status. Precise clinical interventions should be enhanced to slow the progression of oral frailty.

Key words: aged, comorbiditiy, inpatients, oral frailty, risk factors

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