AU - Toprak, Ali AU - Soysal, Pinar AU - Çimen, Yasin Ali AU - Uysal, Ömer TI - Diagnostic Performance of the C-Reactive Protein–Triglyceride–Glucose Index for Frailty Classification in Older Adults: An R-Based Three-Way ROC Surface Analysis PT - Journal Article DP - 2026 TA - Haydarpasa Numune Med J PG - 0-0 VI - 66 IP - 4 AID - 10.14744/hnhj.2026.68466 [doi] 4100 - https://dx.doi.org/10.14744/hnhj.2026.68466 SO - HAYDARPAŞA NUMUNE MEDICAL JOURNAL, 2026 66(4):0