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Table 7 Mock Results Interpretation (n = 404)

From: An observed, prospective field study to evaluate the performance and acceptance of a blood-based HIV self-test in Canada

Participant Interpretation %
Strong Positive
 Positive (n = 395) 97.8%
 Negative (n = 3) 0.7%
 Invalid (n = 5) 1.2%
 Do not know (n = 1) 0.2%
Weak Positive
 Positive (n = 366) 90.6%
 Negative (n = 7) 1.7%
 Invalid (n = 28) 6.9%
 Do not know (n = 3) 0.7%
Negative
 Positive (n = 3) 0.7%
 Negative (n = 401) 99.3%
 Invalid (n = 0) 0.0%
 Do not know (n = 0) 0.0%
Invalid (no control, no test)
 Positive (n = 1) 0.2%
 Negative (n = 2) 0.5%
 Invalid (n = 395) 97.8%
 Do not know (n = 6) 1.5%
Invalid (no control, with test)
 Positive (n = 9) 2.2%
 Negative (n = 11) 2.7%
 Invalid (n = 378) 93.6%
 Do not know (n = 6) 1.5%