Study | Years performed (Published) | Target sample size Age ≥ 20 years | Study subjects Age ≥ 20 years | Total subjects Age 20–59 years | Blood samples in enrollees Age 20–59 years | ||||
---|---|---|---|---|---|---|---|---|---|
 |  | Men | Women | Men | Women | Men | Women | Men | Women |
JHW-1 | 1993–1995 (1995) | 1608 | 1392 | 1415 (88.0) | 797 (57.2) | 1294 | 655 | 193 (14.9) | 83 (12.7) |
JHW-2 | 1999–2001 (2002) | 960 | 840 | 532(55.4) | 559(66.5) | 454 | 472 | 454(100.0) | 472 (100.0) |
JHW-3 | 2001–2002 (2004) | 320 | 280 | 226 (70.6) | 232 (82.9) | 179 | 195 | 179 (100.0) | 195 (100.0) |
JHW-4 | 2004–2005 (2007) | 750 | 650 | 556 (74.1) | 571 (87.8) | 414 | 473 | 252 (60.9) | 248 (52.4) |
Total | N = 6790 | 3638 | 3152 | 2729 (75.0) | 2159 (68.5) | 2341 | 1795 | 1078 (46.0) | 998 (55.6) |