Table 4

Paired t-tests of proportion of positive HIV test results among MSM (unadjusted and adjusted) in Ottawa between years, 2008-2011
Unadjusted MSM tests AdjustedaMSM tests
Annual comparisons Positive tests Negative tests % positivity p-value Positive tests Negative tests % positivity p-value
May-Aug ′08 10 540 1.8% 17 892 1.9%
0.11 0.86
May-Aug ′09 4 587 0.7% 17 946 1.8%
0.057 0.23
May-Aug ′10 14 706 1.9% 28 1059 2.6%
0.30 0.14
May-Aug ′11 9 727 1.2% 19 1145 1.6%

Source: Public Health Laboratory. Public Health Ontario. Extracted April 23, 2012.

aAdjusted for unknown region, unknown sex and unknown exposure category using LEP.

O’Byrne et al.

O’Byrne et al. BMC Public Health 2013 13:94   doi:10.1186/1471-2458-13-94

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