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Long-term survival according to RW diagnosis. Kaplan–Meier plots showing survival in COPD patients with AECOPD, AECOPD and HF and AECOPD and OD over the follow-up period (overall comparison p = 0.001). AECOPD and HF had lower survival compared to AECOPD (p = 0.002) and AECOPD + OD (p = 0.001).
