Research Article

Prognostic Utility of Platelet-to-Albumin Ratio among Critically Ill Patients with Colorectal Cancer: A Propensity Score Matching Study

Table 2

Summary of results of 28-day mortality and sensitivity analysis.

Original cohortMatched cohortWeighted cohortValidation cohort
HR (95% CI) valueHR (95% CI) valueHR (95% CI) valueHR (95% CI) value

Unadjusted2.66 (1.80–3.94)<0.0012.20 (1.29–3.73)0.0032.51 (1.58–3.99)<0.0013.82 (1.99–7.35)<0.001
Model 12.74 (1.85–4.08)<0.0012.24 (1.31–3.84)0.0072.54 (1.57–4.11)<0.0013.77 (1.86–7.64)<0.001
Model 23.07 (2.03–4.64)<0.0012.81 (1.59–4.97)<0.0012.79 (1.71–4.55)<0.0014.59 (2.04–10.34)<0.001
Model 33.44 (2.15–5.49)<0.0013.81 (1.98–7.35)<0.0013.73 (2.02–6.90)<0.0016.79 (2.58–17.87)<0.001

Model 1 adjusted for age, gender, BMI, ethnicity. Model 2 adjusted for model 1 plus comorbidities and Charlson comorbidity index. Model 3 adjusted for model 2 plus score system, interventions, complications.