TABLE 2

Detection of FMI ≥80th Percentile by Group

BMDCS Sample (Using CDC 85% BMI)DS Group (Using CDC 85% BMI)DS Group (Using DS 85% BMI)DS Group (Using DS 50% BMI)
Sensitivity, %96.9 (95.5–97.9)100 (94.1–100)62.3 (49.0–74.4)*98.4 (91.2–100)**
Specificity, %87.4 (86.6–88.1)78.3 (65.8–87.9)100 (94.0–100)*83.3 (71.5–91.7)**
PPV, %49.4 (47.0–51.7)82.4 (71.8–90.3)100 (90.7–100)85.7 (75.3–92.9)
NPV, %99.5 (99.3–99.7)100 (92.5–100)72.3 (61.4–81.6)98.0 (89.6–100)
κ0.59 (0.57–0.62)0.79 (0.68–0.89)0.62 (0.49–0.75)0.82 (0.72–0.92)
  • Data presented with 95% confidence intervals. NPV, negative predictive value; PPV, positive predictive value.

  • * P < .001 compared with CDC 85th percentile for DS using McNemar test.

  • ** P = not significant compared with CDC 85th percentile for DS using McNemar test.