{"id":1168,"slug":"加了svf-脂肪成活率到底能提高多少-机构说能到85-以上可信吗","question":"加了SVF，脂肪成活率到底能提高多少？机构说能到85%以上可信吗？","intent":"informational","language":"zh","url":"https://worldwiki.io/q/加了svf-脂肪成活率到底能提高多少-机构说能到85-以上可信吗","entity":{"slug":"svf-assisted-fat-grafting","name":"SVF-assisted Fat Grafting","url":"https://worldwiki.io/entity/svf-assisted-fat-grafting"},"answer":{"short_answer":"2026年的荟萃分析（15项研究、634名患者）汇总结果为：细胞富集组成活率72.78%，常规脂肪移植组45.28%（SMD 2.44；95% CI 1.00–3.88）[4][2]。但该分析的异质性极高（I² = 97.19%），约62%的纳入研究整体质量被评为弱，平均随访只有16.2个月 [4]。本条目的来源中没有任何“85%以上”这类数字，遇到具体百分比应要求对方说明测量方法和随访时长。","detailed_answer":"<p>I² = 97.19%意味着各研究之间结果差异非常大，汇总数字更应被看作“方向性提示”，而不是可以套用到个人身上的预期值 [4]。研究之间在取脂方式、细胞剂量、注射量和测量手段（MRI、三维成像或主观评估）上都不统一。</p><p>就诊时可以问三个可核查的问题：用什么方法测量成活率、随访到第几个月测、分离SVF的方式是酶法还是机械法 [4][9]。</p>","format":"paragraph","confidence":75,"verified_at":null,"updated_at":"2026-09-20 17:11:10"},"sources":[{"id":21,"title":"Advancing fat graft survival: from adipose-derived stem cell mechanisms to next-generation regenerative strategies","url":"https://pubmed.ncbi.nlm.nih.gov/42388980/","publisher":"Frontiers in Cell and Developmental Biology (2026)","type":"academic","accessed_at":"2026-09-19 18:01:06"},{"id":255,"title":"Clinical Efficacy of Adipose-Derived Stem Cell-Enriched Lipotransfer Versus Conventional Fat Grafting: A Systematic Review and Meta-Analysis","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13090857/","publisher":"Cureus, via PubMed Central","type":"journal","accessed_at":"2026-09-19 18:00:25"},{"id":133,"title":"Intraoperative Strategies for Minimal Manipulation of Autologous Adipose Tissue for Cell- and Tissue-Based Therapies: Concise Review (Trivisonno A et al.)","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC6877766/","publisher":"Stem Cells Translational Medicine / PubMed Central","type":"journal","accessed_at":"2026-09-19 18:01:44"}],"published_at":"2026-09-20 08:11:10"}