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. 2014 Dec 8;99(9):1168–1170. doi: 10.1136/bjophthalmol-2014-306055

Table 2.

VFA test results for subjects with known glaucoma status

Test—VFA Glaucoma (true status)
Present Absent Total
Test positive 24
True positive
18
False positive
42
Test negative 1
False negative
57
True negative
58
Total 25 75 100

VFA, Visual Field Analyser.