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Survival analysis

Mfumo wa Kunusurika wa Parametrici Unyumbufu (Royston-Parmar)

Mfumo wa Royston-Parmar, ulioanzishwa na Royston na Parmar mwaka 2002, ni mbinu ya kisasa ya parametrici ya uchambuzi wa unusurishi ambayo inachukua nafasi ya dhana ngumu za usambazaji za mifumo ya kawaida kwa kutumia spline ya ujazo iliyozuiliwa iliyowekwa kwenye kipimo cha log-cumulative-hazard. Inachanganya uwezo wa kutafsiri wa mfumo kamili wa parametrici na unyumbufu wa kunasa maumbo yasiyo ya kawaida ya hatari, na inasaidia kazi za kuunganisha za hatari sawia (proportional-hazards), muda wa kushindwa ulioharakishwa (accelerated failure-time), na uwezekano sawia (proportional-odds).

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Vyanzo

  1. Royston, P. & Parmar, M.K.B. (2002). Flexible Parametric Proportional-Hazards and Proportional-Odds Models for Censored Survival Data, with Application to Prognostic Modelling and Estimation of Treatment Effects. Statistics in Medicine, 21(15), 2175–2197. DOI: 10.1002/sim.1203

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 1). Flexible Parametric Survival Model (Royston-Parmar). ScholarGate. https://scholargate.app/sw/survival/flexible-parametric-survival

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Imerejelewa na

ScholarGateRoyston-Parmar Model (Flexible Parametric Survival Model (Royston-Parmar)). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/survival/flexible-parametric-survival · Seti ya data: https://doi.org/10.5281/zenodo.20539026