HIV testing history, perception of risk and HIV result among MSM.

<p> <b>Note:</b></p>a<p>P value from Chi-square test.</p>b<p>P value from Fisher's exact test.</p

MSM's experience with Internet outreach.

<p> <b>Note:</b></p>a<p>P value from Chi-square test.</p>b<p>P value from Fisher's exact test.</p

Characteristics of Study Participants.

<p>Note:</p>a<p>Proportions were analyzed based on data of the 399 men who completed a questionnaire;</p>b<p>Other ethnicities included Uighur, Kazak, Hui and Manchu;</p>c<p>The currency exchange rate was 7 RMB equaled approximately 1 USD at the time of the study;</p>d<p>P value from Chi-square test;</p>e<p>P value from Fisher's exact test.</p

HIV testing experience among MSM who have tested for HIV before study.

<p> <b>Note:</b></p>a<p>P value from Chi-square test.</p>b<p>P value from Fisher's exact test.</p

Routes of recruitment of MSM.

<p>Note: “n/a” indicates “not available”.</p>a<p>: proportion of 399 MSM who provided blood sample and finished a questionnaire.</p