Table 2

Paired t-tests of mean number of monthly HIV tests among MSM (unadjusted and adjusted) in Ottawa between years, 2008-2011
Annual comparisons Unadjusted MSM tests AdjustedaMSM tests
Mean Difference % change p-value Mean Difference % change p-value
May-Aug ′08 137.5 227.3
10.3 7.5% 0.31 13.8 6.1% 0.21
May-Aug ′09 147.8 241.0
32.3 21.8% 0.072 30.8 12.8% 0.094
May-Aug ′10 180.0 271.8
4.0 2.2% 0.822 19.3 7.1% 0.34
May-Aug ′11 184.0 291.0

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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