This is a prospective, cross-sectional study aim to include 1000 patients with urinary incontinence and 100 healthy controls in Hong Kong. The overall objection is to address the gaps in epidemiological profiles, TCM syndrome differentiation, and biomarkers discovery of urinary incontinence among older women. The specific aims including:
1. To assess the epidemiological characteristics of urinary incontinence among older women, as well as patients' knowledge and healthcare-seeking barriers, and to explore factors influencing the disease subtypes, severity, and healthcare-seeking behaviors;
2. To establish diagnostic criteria for traditional Chinese medicine (TCM) syndrome differentiation of urinary incontinence, and analyze the distribution of TCM syndromes;
3. To explore diagnostic biomarkers and severity evaluation biomarkers for three subtypes of urinary incontinence (SUI, UUI, MUI).