1999 | 2000 | 2001 | 2002 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Variable | Alla | MeAb | Hc | All | MeA | H | All | MeA | H | All | MeA | H |
Captured users, resident of Taoyuan County | ||||||||||||
Prison only | 2505 | 2294 | 306 | 2135 | 1834 | 301 | 1269 | 945 | 324 | 823 | 516 | 311 |
Hospital only | 225 | 147 | 80 | 299 | 143 | 156 | 359 | 148 | 210 | 554 | 196 | 388 |
Overlap | 42 | 33 | 24 | 53 | 31 | 36 | 30 | 11 | 23 | 44 | 16 | 36 |
Estimate of undetected users | 13420 | 10219 | 1020 | 12045 | 8460 | 1304 | 15186 | 12715 | 2958 | 10362 | 6321 | 3352 |
Estimate of total users | 16192 | 12693 | 1430 | 14532 | 10468 | 1797 | 16844 | 13819 | 3515 | 11783 | 7049 | 4087 |
Lower bound of 95% C.I.d | 12421 | 9485 | 1049 | 11463 | 7749 | 1385 | 12111 | 8071 | 2462 | 8998 | 4528 | 3079 |
Upper bound of 95% C.I. | 21436 | 17368 | 2037 | 18649 | 14475 | 2400 | 23719 | 24309 | 5150 | 15593 | 11241 | 5528 |
Estimate of the prevalencee | 3.04% | 2.38% | 0.27% | 2.65% | 1.91% | 0.33% | 3.01% | 2.47% | 0.63% | 2.07% | 1.24% | 0.72% |
Lower bound of 95% C.I. | 2.33% | 1.78% | 0.20% | 2.09% | 1.41% | 0.25% | 2.17% | 1.44% | 0.44% | 1.58% | 0.79% | 0.54% |
Upper bound of 95% C.I. | 4.03% | 3.26% | 0.38% | 3.41% | 2.64% | 0.44% | 4.24% | 4.35% | 0.92% | 2.74% | 1.97% | 0.97% |