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Figure 1 | Respiratory Research

Figure 1

From: Health-related quality of life and long-term prognosis in chronic hypercapnic respiratory failure: a prospective survival analysis

Figure 1

Prognostic value of HRQL in the total population of patients (n = 231) using the median (Panel A; SRI-SS 60.0) as cut-off value (HR 0.262; 95%-CI 0.129–0.530; p < 0.001) or the quartiles (Panel B; 0–49.7, quartile 1; 49.7–60.0, quartile 2; 60.0–74.9, quartile 3; > 74.9, quartile 4; log rank; HR 0.533; 95%-CI 0.394–0.722; p < 0.001).

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