Table 1 Sociodemographic characteristics by HHV-8 seroprevalence

Sex

1.1 (0.9-1.2)

0.448

   Male

2662 (59.7)

533 (20.0)

   Female

1799 (40.3)

377 (21.0)

Ethnic background

0.000*

   Han

3386 (75.9)

629 (18.6)

   Uygur

526 (11.8)

136 (25.9)

1.5 (1.2-1.9)

0.000*

   Kazak

161 (3.6)

47 (29.2)

1.8 (1.3-2.6)

0.001*

   Mongolian

87 (2.0)

32 (36.8)

1.0 (1.6-4.0)

0.000*

   Other

301 (6.7)

66 (21.9)

2.6 (0.9-1.6)

0.155

Age group (years)

0.777

   19-24

2076 (46.5)

430 (20.7)

   24-29

904 (20.3)

166 (18.4)

0.9 (0.7-1.1)

0.141

   29-34

590 (13.2)

120 (20.3)

1.0 (0.8-1.2)

0.843

   34-39

489 (11.0)

102 (20.9)

1.0 (0.8-1.3)

0.843

   39-44

245 (5.5)

56 (22.9)

1.1 (0.8-1.6)

0.436

   44-49

105 (2.4)

24 (22.9)

1.1 (0.7-1.8)

0.598

   49-54

43 (1.1)

10 (23.3)

1.2 (0.6-2.4)

0.684

   >54

9 (0.2)

2 (22.2)

1.1 (0.2-5.3)

0.911

Martial status

1.1 (0.9-1.3)

0.301

   Unmarried

3078 (69.0)

615 (20.0)

   Ever married

1383 (31.0)

295 (21.3)

Occupation

0.208

   Soldier

157 (3.5)

25 (15.9)

   Student

1290 (28.9)

276 (21.4)

1.4 (0.9-2.2)

0.112

   Professional specialty

740 (16.6)

159 (21.5)

1.4 (0.9-2.3)

0.118

   Business\service

697 (15.6)

125 (17.9)

1.0 (0.7-1.8)

0.550

   Unidentified job

1577 (35.4)

325 (20.6)

1.3 (0.9-2.1)

0.165

Educational level

0.245

   College

1034 (23.2)

217 (21.0)

   Junior College

1080 (24.2)

237 (21.9)

1.0 (0.9-1.3)

0.592

   Technical Secondary School

459 (10.3)

79 (17.2)

0.8 (0.6-1.0)

0.092

   Senior High School

935 (21.0)

197 (21.1)

1.0 (0.9-1.2)

0.964

   Junior High School

844 (18.9)

162 (19.2)

0.9 (0.7-1.1)

0.336

   Elementary School

109 (2.4)

18 (16.5)

0.3 (0.3-0.9)

0.273

Residence

1.3 (1.1-1.5)

0.009*

   Xinjiang

3321 (74.4)

708 (21.3)

   Outside of Xinjiang

1140 (25.6)

202 (17.7)

Total

4461 (100.0)

910 (20.4)