Skip to main content
. Author manuscript; available in PMC: 2013 Jul 29.
Published in final edited form as: Addiction. 2009 Aug 4;104(11):1864–1873. doi: 10.1111/j.1360-0443.2009.02660.x

Table 5.

Unsafe Sex at Baseline and Follow-up by HIV Status

N HIV
Negative
N = 1,011
Unaware
Positive
N = 338
Aware
Positive
N = 201
p1
Unsafe sex at baseline 56.5% 52.0% 38.1% < 0.001
Unsafe sex at 6-month 49.0% 32.1% 26.9% < 0.001
Change 7.5% 19.9% 11.2%
p2 < 0.001 < 0.001 < 0.001
1

Probability is based on χ2 statistic comparing the three HIV groups on unsafe sex at baseline or 6-month follow-up.

2

Probability is based on a McNemar χ2 statistic assessing change from baseline to 6-month follow-up within each HIV group.