Canadian Journal of Gastroenterology and Hepatology / 2019 / Article / Tab 3 / Research Article
Simple Bedside Predictors of Survival after Percutaneous Gastrostomy Tube Insertion Table 3 Specificity, sensitivity, PPV, and NPV of several cutoff point values according to ROC curve analysis for short-term mortality and long-term survivals.
Parameter ROC curve Specificity (%) Sensitivity (%) PPV (%) NPV (%) Albumin (g/dl) 0.65 3.3–3.6 90–100 10–20 87–100 25 3–3.29 74–88 25–39 83–87 27 2.6–2.9 50–68 48–72 83 29–35 2.3–2.59 28–48 76–89 80–83 38–44 <2.3 10–25 90–100 77–80 50–100 Hemoglobin (g/dl) 0.64 11.7–13.6 81–98.5 10–27 83–95 25 9.8–11.6 63–78 33–60 83 26–33 8.5–9.7 30–58 65–87 80–83 33–41 <8.5 15–25 90–100 77–80 48–100 Creatinine (mg/dl) 0.63 0.35–0.5 85–99 14–22 75–83 24 >0.5–0.63 61–83 26–53 83 26–29 0.65–0.84 40–59 58–79 82 30–37 0.85–0.99 30–38 82–88 80 39–42 >1 5–20 90–100 77–80 50–100 CRP (mg/L) 0.67 1.8–17.6 90–100 20–25 90–100 24–27 >18–41 70–89 27–53 85–89 27–31 42–64 59–69 54–66 85 31–35 >73–151 30–58 71–90 80–85 38–45 >155 15–25 90–100 77–80 50–100 CRP-to-albumin ratio 0.68 1–7 90–100 10–30 92–100 24–28 >7–17 70–88 30–60 86–89 28–35 >17–33 50–67 61–80 85 35–44 35–60 28–48 81–90 80–84 44–50 >60 10–26 91–100 77–80 55–100