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| Time of diagnosis | MSM involved in transmission network | Degrees n (%) |
Trend χ2 | p | |
|---|---|---|---|---|---|
| 1 | ≥2 | ||||
| 2010 | 7 | 3 (42.9) | 4 (57.1) | 10.226 | 0.001 |
| 2011 | 10 | 6 (60.0) | 4 (40.0) | ||
| 2012 | 21 | 14 (66.7) | 7 (33.3) | ||
| 2013 | 26 | 21 (80.8) | 5 (19.2) | ||
| 2014 | 25 | 20 (80.0) | 5 (20.0) | ||
| 2015 | 20 | 19 (95.0) | 1 (5.0) | ||
