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. 2025 Feb 25;17(2):e79605. doi: 10.7759/cureus.79605

Table 5. Association between CAT and modified DECAF Scores with clinical outcomes in acute exacerbation of COPD patients (N=120).

*Fisher's exact test was used and statistically significant at p-value less than 0.05

CAT: COPD Assessment Test; DECAF; Dyspnea, Eosinopenia, Consolidation, Acidemia, and Atrial Fibrillation

CAT and modified DECAF scores versus clinical outcomes             Outcome Fischer’s exact value p-value
Cured (n = 98) Dead (n = 22)
CAT score < 10 (n = 44) 35 (79.54%) 9 (20.45%) 1.492 0.474
10 to 20 (n = 46) 40 (86.95%) 6 (13.04%)
> 20 (n = 30) 23 (76.66%) 7 (23.33%)
Modified DECAF score Low risk (n = 70) 70 (100%) 0 (0%) 84.532 0.001*
Intermediate risk (n = 21) 21 (100%) 0 (0%)
High risk (n = 29) 7 (24.13%) 22 (75.86%)