A screening program for gestational diabetes mellitus (GDM) is being evaluated in a cohort of 500 pregnant women from Mumbai. A fasting blood glucose (FBG) test is compared against the oral glucose tolerance test (OGTT), which is the gold standard. The results are: - True positives: 72 - False positives: 48 - True negatives: 360 - False negatives: 20 A clinician interprets a negative FBG test as reassuring and discharges the patient without further testing. Based on the diagnostic accuracy of this test, which statement best reflects the clinical implication of this interpretation?