Table 2. Routes of recruitment of MSM.

	Total				Beijing				Urumqi
Route of recruitment	No. Contacted	No. Tested	Proportion of recruitment (%)a	Ratio Contacted: Tested	No. Contacted	No. Tested	Proportion of recruitment (%)a	Ratio Contacted: Tested	No. Contacted	No. Tested	Proportion of recruitment (%)a	Ratio Contacted: Tested
Banner on MSM website	n/a	153	38.3	n/a	n/a	125	49.2	n/a	n/a	28	19.3	n/a
QQ	168	46	11.5	4:1	111	38	15.0	3:1	57	8	5.5	7:1
Online gay chat rooms	458	80	20.1	6:1	n/a	n/a	n/a	n/a	458	80	55.2	6:1
Mobile phone	328	33	8.3	10:1	185	25	9.8	7:1	143	8	5.5	18:1
Email	2378	17	4.3	140:1	1671	15	5.9	111:1	707	2	1.4	354:1
Word of mouth	n/a	70	17.5	n/a	n/a	51	20.1	n/a	n/a	19	13.1	n/a
TOTAL		399	100%			254	100%			145	100%

Note: “n/a” indicates “not available”.

^a: proportion of 399 MSM who provided blood sample and finished a questionnaire.