Table 3 HIV prevalence by different behavioral and demographic characteristics among Vietnamese FSW by different years (2010–2014) (N = 1,026)
| Â | Â | 2010 | 2011 | 2012 | 2013 | 2014 | Overall | p-value | p-trend |
|---|---|---|---|---|---|---|---|---|---|
| Â | Â | % (n/N) | % (n/N) | % (n/N) | % (n/N) | % (n/N) | % (n/N) | Â | Â |
Age | >25 | 6.9 (2/29) | 5.66 (3/53) | 3.53 (3/85) | 4.35 (8/184) | 2.40 (5/208) | 3.76 (21/559) | 0.633 | 0.154 |
<=25Â yr | 10.0 (2/20) | 5.26 (3/57) | 3.70 (3/81) | 1.89 (3/189) | 0.67 (1/150) | 2.57 (12/467) | 0.063 | 0.005 | |
Marital status | Not married | 7.14 (2/28) | 1.72 (1/58) | 3.23 (3/93) | 2.81 (5/178) | 1.91 (3/157) | 2.72 (14/514) | 0.597 | 0.309 |
Married | 9.52 (2/21) | 9.62 (5/52) | 4.11 (3/73) | 3.64 (6/165) | 1.49 (3/201) | 3.71 (19/512) | 0.043 | 0.004 | |
Length of working | <6Â m | 0 (0/9) | 4.23 (3/71) | 1.54 (1/65) | 1.03 (2/195) | 1.15 (2/174) | 1.56 (8/514) | 0.407 | 0.191 |
> = 6 m | 10.00 (4/40) | 7.69 (3/39) | 5.05 (5/99) | 6.08 (9/148) | 2.17 (4/184) | 4.90 (25/510) | 0.18 | 0.027 | |
Education | <MS | 13.33 (4/30) | 6.45 (4/62) | 3.33 (3/90) | 5.59 (8/143) | 2.59 (5/193) | 4.63 (24/518) | 0.089 | 0.024 |
> = MS | 0 (0/19) | 4.17 (2/28) | 4.05 (3/74) | 1.50 (3/200) | 0.61 (1/165) | 1.78 (9/506) | 0.24 | 0.119 | |
Community service | Yes | 8.51 (4/47) | 5.56 (4/72) | 3.97 (6/151) | 3.13 (10/319) | 1.93 (6/311) | 3.33 (30/900) | 0.128 | 0.006 |
No | 0 (0/2) | 7.69 (2/26) | 0 (0/15) | 4.17 (1/24) | 0 (0/47) | 2.63 (3/114) | 0.337 | 0.133 | |
Condom use in the last sex | No | 0 (0/8) | 5.88 (1/17) | 4.55 (1/22) | 7.41 (2/27) | 0 (0/11) | 4.71 (4/85) | 0.839 | 0.912 |
Yes | 0 (0/40) | 3.30 (3/91) | 2.08 (3/144) | 3.49 (11/3150 | 2.31 (8/346) | 2.67 (25/936) | 0.66 | 0.761 | |
Condom use in the last month | Inconsistent | 0 (0/22) | 2.33 (1/43) | 5.56 (3/54) | 6.76 (5/74) | 0 (0/63) | 3.52 (9/256) | 0.183 | 0.994 |
Consistent | 7.41 (2/27) | 3.08 (2/65) | 3.60 (4/111) | 3.77 (10/265) | 1.69 (5/295) | 3.01 (23/763) | 0.38 | 0.115 | |
Drug use | Yes | 0 (0/2) | 0 (0/1) | 0 (0/6) | 18.18 (2/22) | 8.33 (1/12) | 9.38 (3/32) | 0.745 | 0.503 |
No | 8.51 (4/47) | 5.56 (6/108) | 3.75 (6/160) | 2.71 (9/332) | 1.45 (5/346) | 3.02 (30/993) | 0.032 | 0.002 | |
Types of venues | Low-paying | 7.32 (3/41) | 7.59 (6/79) | 3.28 (4/122) | 5.59 (9/161) | 2.87 (5/174) | 4.68 (27/577) | 0.373 | 0.112 |
Medium-paying | 0.00 (0/3) | 0.00 (0/19) | 6.25 (2/32) | 1.43 (2/140) | 0.55 (1/181) | 1.33 (5/375) | 0.135 | 0.267 | |
High-paying | 20.00 (1/5) | 0.00 (0/11) | 0.00 (0/12) | 0.00 (0/21) | 0.00 (0/2) | 1.96 (1/51) | 0.052 | 0.063 | |
HIV knowledge | <=5 | 10.34 (3/29) | 7.89 (3/38) | 4.81 (5/104) | 3.19 (6/188) | 1.85 (4/216) | 3.65 (21/575) | 0.087 | 0.003 |
>5 | 5.00 (1/20) | 4.17 (3/72) | 1.61 (1/62) | 3.23 (5/155) | 1.41 (2/142) | 2.66 (12/451) | 0.669 | 0.234 |