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. Author manuscript; available in PMC: 2012 Jan 1.
Published in final edited form as: Dig Dis Sci. 2010 Aug 20;56(1):139–154. doi: 10.1007/s10620-010-1234-1

Table 6.

Sensitivity, specificity, positive and negative predictive values of various preoperative basal acid output values for predicting extreme hypersecretors postcurative resection(1)

Preoperative BAO
 Percent
Sensitivity
 Specificity
 Positive Predictive Value
 Negative Predictive Value
>30 mEq/hr 100 50 43 100
>35 mEq/hr 92 53 42 94
>40 mEq/hr 83 62 44 90
>45 mEq/hr 75 78 56 89
>50 mEq/hr 67 81 57 87
(1)

Results are from the 44 patients without previous acid-reducing surgery.