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CONFIDENTIAL INFORMATION
Page 9 of 17
Table 4. Quantities and Percentages of True Positive, True Negatives, False
Positives, and False Negatives for the Candidate Method Testing of
Spinach
1. TRUE POSITIVE, ““Screening Stage”” Positive Result
-
”Confirmation Stage” Positive Result; TRUE NEGATIVE,
“Screening Stage” Negative Result
-
”Confirmation Stage” Negative Result; FALSE POSITIVE, “Screening Stage” Positive
Result-
”Confirmation Stage” Negative Result; FALSE NEGATIVE, “Screening Stage” Negative Result
-
”Confirmation
Stage” Positive Result
Inoculation Level
Final Result
1
Total
Percentage (%)
True Positive
5
100
True Negative
0
0
False Negative
0
0
False Positive
0
0
True Positive
7
35
True Negative
13
65
False Negative
0
0
False Positive
0
0
True Positive
0
0
True Negative
5
100
False Negative
0
0
False Positive
0
0
High
Low
Un-inoculated