TABLE 3

Accuracy Estimates for the BAS in Predicting Breastfeeding Cessation Within 14 Days of Infant Age (n = 424)

Breastfeeding Cessationa by 14 d of Infant Age, No.Sensitivity (95% CI)Specificity (95% CI)PPV (95% CI)NPV (95% CI)AUC (95% CI)
YesNo
BAS <8BAS ≥8BAS <8BAS ≥8
17517123177.3 (54.6 to 92.2)57.5 (52.5 to 62.3)9.0 (5.4 to 14.1)97.9 (95.1 to 99.3)0.70 (0.65 to 0.74)
  • AUC, area under the curve; NPV, negative predictive value; PPV, positive predictive value.

  • a Seventy-five observations with a missing value for 1 or more clinical predictors comprising the BAS were discarded from the analysis.