| Total | Resent infections | The proportion of recent infecions | Univariate analysis | Multivatiate analysis | ||
---|---|---|---|---|---|---|---|
p | OR (95% CI) | p | OR (95% CI) | ||||
Gender | |||||||
 Male | 4116 | 345 | 8.4% | - | 1.000 | - | 1.000 |
 Female | 2003 | 225 | 11.2% | <0.001 | 1.383 (1.159~1.651) | <0.001a | 1.514 (1.253~1.830) |
Age | |||||||
 <25 | 700 | 117 | 16.7% | - | 1.000 | - | 1.000 |
 25-49 | 3966 | 338 | 8.5% | <0.001 | 0.464 (0.370~0.583) | <0.001a | 0.553 (0.436~0.702) |
 ≥50 | 1453 | 115 | 7.9% | <0.001 | 0.428 (0.325~0.564) | <0.001a | 0.550 (0.411~0.736) |
Nationality | |||||||
 Chinese | 5613 | 521 | 9.3% | - | 1.000 |  |  |
 Foreigners | 506 | 49 | 9.7% | 0.766 | 1.048 (0.770~1.426) |  |  |
Race/ethnicity | |||||||
 Han | 3692 | 335 | 9.1% | - | 1.000 |  |  |
 Others | 2427 | 235 | 9.7% | 0.423 | 1.074 (0.902~1.280) |  |  |
Ocuppation | |||||||
 Peasants | 4138 | 383 | 9.3% | - | 1.000 |  |  |
 Others | 1981 | 187 | 9.4% | 0.817 | 1.022 (0.850~1.228) |  |  |
Marital Status | |||||||
 Unmarried | 1618 | 183 | 11.3% | - | 1.000 |  |  |
 Married | 3264 | 266 | 8.1% | <0.001 | 0.696 (0.570~0.848) |  |  |
 Divorced/Widowed | 1235 | 121 | 9.8% | 0.195 | 0.852 (0.668~1.086) |  |  |
 Unknown | 2 | 0 | 0.0% | 0.999 | - |  |  |
Infection Routes | |||||||
 Heterosexual contact | 5297 | 459 | 8.7% | - | 1.000 | - | 1.000 |
 Homosexual contact | 274 | 54 | 19.7% | <0.001 | 2.587 (1.892~3.537) | <0.001a | 2.454 (1.739~3.461) |
 Intravenous drug injection | 525 | 55 | 10.5% | 0.164 | 1.233 (0.918~1.657) | 0.058 | 1.345 (0.990~1.827) |
 Unknown | 23 | 2 | 8.7% | 0.996 | 1.004 (0.235~4.295) | 0.922 | 1.076 (0.250~4.627) |