Volume 29, Number 10—October 2023
Dispatch
Outbreak of Sexually Transmitted Nongroupable Neisseria meningitidis–Associated Urethritis, Vietnam
Hao Trong Nguyen1, Thanh V. Phan1, Hau Phuc Tran, Thao Thi Phuong Vu, Nhi Thi Uyen Pham, Tho Thi Thanh Nguyen, Ha Manh Bui, Bao Hac Duong, Thu Nguyen Anh Luu, Nguyen Nhat Pham, Phuc Duy Nguyen, Tu Ngoc Le, Thu Quang Le, Dai Thi Trang Vo, Lan Trong Phan, Nghia Van Khuu, Quang Duy Pham, and Thuong Vu Nguyen
Table 1
Correlates of several selected factors among male patients with Neisseria meningitidis US NmNG urethritis and controls, Vietnam*
| Variables | Cases, n = 19 | Controls, n = 76 | Univariable analysis† |
Multivariable analysis† |
|||
|---|---|---|---|---|---|---|---|
| OR (95% CI) | p value | aOR (95% CI) | p value | ||||
| Mean age, y | 26.9 | 27.8 | 0.90 (0.75–1.07) | 0.232 | NA | ||
| Mean years of education | 10.8 | 11.0 | 0.96 (0.75–1.23) | 0.760 | |||
| Currently living in Ho Chi Minh City |
14 (73.4) |
56 (73.7) |
1.00 (0.30–3.28) |
>0.999 |
|||
| Living arrangements | |||||||
| Live with a female partner | 1 (5.3) | 22 (30.1) | Referent | Referent | |||
| Live with a male partner | 8 (42.1) | 10 (13.7) | 17.03 (1.83–158.26) | 0.013 | 14.41 (1.01–204.62) | 0.049 | |
| Other, e.g., live alone, or with friends
or family |
3 (15.8) |
12 (16.4) |
5.44 (0.65–45.54) |
0.118 |
7.0 (0.61–80.24) |
0.118 |
|
| Ever had sex with | |||||||
| Male sexual partners | 14 (73.7) | 49 (64.5) | Referent | ||||
| Female sexual partners | 4 (21.1) | 16 (21.1) | 0.41 (0.02–7.54) | 0.551 | |||
| Both male and female partners |
1 (5.3) |
11 (14.5) |
0.17 (0.01–3.17) |
0.238 |
|||
| Ever had oral sex |
19 (100.0) |
74 (97.4) |
NA |
||||
| Ever participated in group sex |
1 (5.3) |
2 (2.6) |
2 (0.18–22.06) |
0.571 |
|||
| During past 12 mo | |||||||
| Oral or vaginal sex with female partner | 4 (21.1) | 44 (57.9) | 0.10 (0.02–0.47) | 0.004 | 0.13 (0.02–0.87) | 0.035 | |
| Oral or anal sex with male partner | 15 (78.9) | 39 (51.3) | 10.57 (1.28–87.34) | 0.029 | NA | ||
| Any casual partners | 5 (26.3) | 34 (44.7) | 0.39 (0.12–1.32) | 0.131 | NA | ||
| Commercial sex worker partner | 3 (15.8) | 28 (36.8) | 0.30 (0.08–1.15) | 0.078 | |||
| Drunkenness during sex |
3 (15.8) |
23 (30.3) |
0.33 (0.07–1.65) |
0.177 |
|||
| Sex with a foreign-born partner in the past month |
3 (15.8) |
1 (1.3) |
12.0 (1.25–115.36) |
0.031 |
26.78 (1.03–697.82) |
0.048 |
|
| Condom use during sex before symptom onset‡ |
1 (5.3) |
2 (2.7) |
1.81 (0.16–20.08) |
0.628 |
|||
| Used social media sites to find sexual partners |
13 (68.4) |
32 (42.1) |
4.07 (1.17–14.13) |
0.027 |
NA |
||
| Ever used ATS§ | 1 (5.3) | 4 (5.3) | 1.00 (0.10–10.07) | >0.999 | |||
*Values are no. (%) except as indicated. ATS, amphetamine-type stimulants; aOR, adjusted odds ratio; NA, not applicable; OR, odds ratio. †Conditional logistic regression. ‡Symptoms were pyuria, dysuria, or both. §Ecstasy, crystal meth (methamphetamine), or other substances used to increase excitement when having sex (also called chemsex).
1These first authors contributed equally to this article.
Page created: August 14, 2023
Page updated: September 21, 2023
Page reviewed: September 21, 2023
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