Kaposi`s sarcoma associated herpesvirus infection among female sex workers and general population women in Shanghai, China: a cross-sectional study

Zhang, Tiejun; Yang, Ying; Yu, Feng; Zhao, Yanping; Lin, Feifei; Minhas, Veenu; Wood, Charles; He, Na

doi:10.1186/1471-2334-14-58

Table 2 Multiple logistic regression analyses of correlates of KSHV and HSV-2 infection among female sex workers (n = 600)

From: Kaposi`s sarcoma associated herpesvirus infection among female sex workers and general population women in Shanghai, China: a cross-sectional study

	KSHV seroprevalence (%)	AOR (95%CI)	P value	HSV2 seroprevalence (%)	AOR (95%CI)	P value
Ethnicity
Han	56/568 (9.9)	1.00		297/568 (52.3)	1.00
Others	4/32 (12.5)	1.42 (0.46-4.37)	0.547	16/32 (50.0)	0.89 (0.42-1.89)	0.760
Age (years)
18-25	33/336 (9.8)	1.00		156/336 (46.4)	1.00
26-35	21/196 (10.7)	1.09 (0.46-2.56)	0.846	116/196 (59.2)	1.69 (0.77-3.70)	0.185
>35	6/68 (8.8)	0.67 (0.18-2.43)	0.540	41/68 (60.3)	1.44 (0.76-2.72)	0.258
Marital status
Single	27/261 (10.3)	1.00		112/261 (42.9)	1.00
Ever married	33/339 (9.7)	0.80 (0.39-1.64)	0.539	201/339 (59.3)	1.59 (1.04-2.45)	0.033
Education
Primary school or illiterate	13/113 (11.5)	1.00		63/113 (55.8)	1.00
Middle school	32/335 (9.0)	0.75 (0.36-1.58)	0.457	188/335 (53.0)	0.98 (0.65-1.52)	0.583
High school or higher	15/132 (11.4)	1.01 (0.42-2.49)	0.963	62/132 (47.0)	0.85 (0.48-1.48)	0.960
Monthly income (Yuan RMB)
≤2000	14/101 (13.9)	1.00		64/101 (63.4)	1.00
2001-4000	33/389 (8.5)	0.48 (0.23-0.97)	0.043	195/389 (50.1)	0.78 (0.43-1.45)	0.448
>4000	13/110 (11.8)	0.81 (0.33-1.97)	0.634	54/110 (49.1)	0.62 (0.37-1.02)	0.060
Age at first sex (years)
<18	19/185 (10.3)	1.00		89/185 (48.1)	1.00
≥18	41/415 (9.9)	0.89 (0.46-1.69)	0.716	224/415 (54.0)	0.96 (0.64-1.42)	0.822
Years of prostitution
1-3	24/273 (8.8)	1.00		122/273 (44.7)	1.00
4-5	19/160 (11.9)	1.55 (0.78-3.09)	0.211	82/160 (51.2)	1.22 (0.79-1.86)	0.373
>5	17/167 (10.2)	1.41 (0.56-3.59)	0.468	109/167 (65.3)	2.06 (1.16-3.68)	0.014
Number of sex partners in the past 12 months
≤10	19/212 (9.0)	1.00		105/212 (49.5)	1.00
11-20	17/185 (9.2)	1.05 (0.52-2.16)	0.885	92/185 (49.7)	0.97 (0.64-1.48)	0.908
21-50	10/92 (10.9)	1.37 (0.57-3.27)	0.480	51/92 (55.4)	1.01 (0.59-1.72)	0.970
>50	14/111 (12.6)	1.67 (0.72-3.87)	0.234	65/111 (58.6)	1.05 (0.61-1.80)	0.856
Condom use in the past 12 months
Consistently	28/296 (9.5)	1.00		142/296 (48.0)
Occasionally	31/285 (10.9)	1.06 (0.58-0.92)	0.834	162/285 (56.8)	1.34 (0.93-1.93)	0.113
Never	1/19 (5.3)	0.52 (0.06-4.14)	0.530	9/19 (47.4)	0.69 (0.26-1.86)	0.463
HBsAg
Negative	52/526 (9.9)	1.00		273/526 (51.9)	1.00
Positive	8/74 (10.8)	1.26 (0.56-2.87)	0.574	40/74 (54.1)	1.12 (0.67-1.88)	0.664
Syphilis
Negative	56/537 (10.4)	1.00		266/537 (49.5)	1.00
Positive	4/63 (6.3)	0.51 (0.18-1.51)	0.221	47/63 (74.6)	2.65 (1.43-4.93)	0.002
KSHV
Negative	---	---	---	278/540 (51.5)	1.00
Positive	---	---	---	35/60 (58.3)	1.29 (0.74-2.27)	0.367
HSV2
Negative	25/287 (8.7)	1.00		--	---	---
Positive	35/313 (11.2)	1.32 (0.75-2.32)	0.334	---	---	---

Note: OR = odds ratio, CI = confidence interval, which were adjusted for other variables listed in this table by a multiple logistic regression analysis.

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