Table 2.
Area under receiver operating characteristic curve (AUROC) and net reclassification index (NRI) for 1-year mortality by adding baseline levels of serum albumin, serum alkaline phosphatase (ALP), lymphocyte, neutrophil, platelet, neutrophil-to-lymphocyte ratio (NLR), and platelet-to-lymphocyte ratio (PLR) in addition to the case-mix variables.
AUROC | ΔAUROC | NRI | |
---|---|---|---|
Case-mix variables | 0.701 (0.696, 0.705) | Reference | Reference |
plus Serum albumin | 0.743 (0.738, 0.747) | 0.042 (0.039, 0.045) | 16.1% (14.9%, 17.2%) |
plus Serum alkaline phosphatase | 0.713 (0.709, 0.717) | 0.012 (0.011, 0.014) | 5.8% (5.0%, 6.5%) |
plus Lymphocyte | 0.706 (0.702, 0.710) | 0.005 (0.004, 0.007) | 5.4% (4.6%, 6.2%) |
plus Neutrophil | 0.708 (0.704, 0.713) | 0.008 (0.006, 0.009) | 5.6% (4.7%, 6.5%) |
plus Platelet | 0.702 (0.697, 0.706) | 0.001 (0.000, 0.002) | 1.6% (1.0%, 2.1%) |
plus Neutrophil and Lymphocyte | 0.716 (0.712, 0.721) | 0.016 (0.014, 0.018) | 9.3% (8.3%, 10.3%) |
plus Platelet and Lymphocyte | 0.706 (0.702, 0.710) | 0.005 (0.004, 0.007) | 5.2% (4.4%, 6.1%) |
plus NLR | 0.719 (0.715, 0.724) | 0.019 (0.017, 0.021) | 9.5% (8.5%, 10.5%) |
plus PLR | 0.703 (0.699, 0.707) | 0.002 (0.002, 0.003) | 2.4% (1.8%, 3.1%) |
Case-mix variables + serum albumin | See above | See above | See above |
plus Serum alkaline phosphatase | 0.747 (0.743, 0.751) | 0.004 (0.004, 0.005) | 2.8% (2.3%, 3.4%) |
plus Lymphocyte | 0.747 (0.743, 0.751) | 0.004 (0.003, 0.005) | 4.1% (3.3%, 4.8%) |
plus Neutrophil | 0.745 (0.741, 0.749) | 0.002 (0.002, 0.003) | 2.9% (2.2%, 3.6%) |
plus Platelet | 0.744 (0.740, 0.749) | 0.002 (0.001, 0.002) | 1.9% (1.3%, 2.6%) |
plus Neutrophil and Lymphocyte | 0.751 (0.747, 0.755) | 0.008 (0.007, 0.010) | 6.3% (5.5%, 7.2%) |
plus Platelet and Lymphocyte | 0.748 (0.743, 0.752) | 0.005 (0.004, 0.006) | 4.8% (4.0%, 5.5%) |
plus NLR | 0.753 (0.749, 0.757) | 0.010 (0.009, 0.012) | 6.4% (5.5%, 7.3%) |
plus PLR | 0.744 (0.740, 0.748) | 0.001 (0.001, 0.001) | 1.0% (0.6%, 1.5%) |