Table 1.
Baseline characteristics of hepatitis B surface antigen (HBsAg) among the study participants from 2011 to 2016
| Characteristic | Years |
Total | |||||
|---|---|---|---|---|---|---|---|
| 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | ||
| No of patients | 970 (11.3) | 1105 (12.8) | 1340 (15.6) | 1385 (16.1) | 1680 (19.5) | 2126 (24.7) | 8606 (100) |
| Age (mean±SD) | 40.6±15.1 | 40.1±14.5 | 38±14.4 | 42.9±15.2 | 42.5±15.3 | 40.0±14.0 | 42.5±14.8 |
| Male | 588 (11.9) | 641 (13.0) | 790 (16.0) | 772 (15.6) | 964 (19.5) | 1184 (24.0) | 4939 (100) |
| Female | 382 (10.4) | 464 (12.7) | 550 (15.0) | 613 (16.7) | 716 (19.5) | 942 (25.7) | 3667 (100) |
| Age group | |||||||
| ≤14 | 11 (15.3) | 9 (12.5) | 20 (27.8) | 7 (9.7) | 15 (20.8) | 10 (13.9) | 72 (100) |
| 15-24 | 112 (16.7) | 119 (17.8) | 138 (20.6) | 70 (10.5) | 117 (17.5) | 113 (16.9) | 669 (100) |
| 25-44 | 479 (11.3) | 576 (13.6) | 685 (16.1) | 604 (14.2) | 826 (19.5) | 1076 (25.3) | 4246 (100) |
| 45-59 | 240 (10.0) | 279 (11.6) | 345 (14.3) | 471 (19.6) | 461 (19.2) | 609 (25.3) | 2405 (100) |
| ≥60 | 128 (10.5) | 122 (10.0) | 152 (12.5) | 233 (19.2) | 261 (21.5) | 318 (26.2) | 1214 (100) |