Table 3.

Accuracy of saliva pepsin test according to thresholds

Pepsin tests	Rate
Morning
≥ 16 ng/mL	65.6
≥ 36 ng/mL	64.5
≥ 45 ng/mL	64.4
≥ 75 ng/mL	62.7
≥ 100 ng/mL	62.7
Post-lunch
≥ 16 ng/mL	62.3
≥ 36 ng/mL	65.6
≥ 45 ng/mL	63.9
≥ 75 ng/mL	60.7
≥ 100 ng/mL	60.7
Post-dinner
≥ 16 ng/mL	61.9
≥ 36 ng/mL	63.5
≥ 45 ng/mL	61.9
≥ 75 ng/mL	61.9
≥ 100 ng/mL	61.9

The best accuracy value was found for fasting saliva pepsin test with a cutoff of ≥ 16 ng/mL