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Figure 2 | Critical Care

Figure 2

From: Incidence, life expectancy and prognostic factors in cancer patients under prolonged mechanical ventilation: a nationwide analysis of 5,138 cases during 1998-2007

Figure 2

Survival analysis and estimation of life expectancy. (A) Estimated survival curve for patients with head and neck cancer undergoing prolonged mechanical ventilation (indicated by dashed line) and age- and gender-matched referents generated by Monte Carlo method based on life tables of vital statistics of Taiwan. (B) Plot of logit-transformed curve of the survival ratio between index and referents populations showing the fulfillment of constant excess hazard.

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Critical Care

ISSN: 1364-8535