Table 4.
Stratum-specific predicted prevalence (%) and number (n) of HBsAg-positive adults in Scotland, 2009
| Age group (yr) | (a) CHB prevalence, % (95% CI) | (b) Prevalent number with CHB, N (95% CI)*† | Total | ||
|---|---|---|---|---|---|
| Females | Males | Females | Males | ||
| British/Other | |||||
| 15–29 | 0·16 (0·13–0·19) | 0·27 (0·20–0·35) | 780 (630–930) | 1350 (1020–1760) | 2130 (1670–2650) |
| 30–44 | 0·10 (0·08–0·13) | 0·17 (0·12–0·23) | 530 (390–670) | 830 (580–1120) | 1350 (990–1770) |
| >44 | 0·05 (0·04–0·07) | 0·08 (0·06–0·12) | 590 (430–800) | 850 (590–1220) | 1440 (1040–2000) |
| All ages | 1890 (1580–2250) | 3030 (2330–3910) | 4920 (3970–6050) | ||
| South Asian | |||||
| 15–29 | 0·43 (0·24–0·70) | 0·78 (0·36–1·43) | 50 (20–70) | 120 (60–230) | 170 (80–290) |
| 30–44 | 0·85 (0·50–1·34) | 1·54 (0·74–2·78) | 80 (50–130) | 230 (110–410) | 310 (160–530) |
| >44 | 0·54 (0·24–1·06) | 0·97 (0·38–2·16) | 30 (20–70) | 80 (30–180) | 120 (50–250) |
| All ages | 160 (110–230) | 430 (240–750) | 600 (360–960) | ||
| East Asian | |||||
| 15–44 | 10·27 (8·80–11·91) | 11·64 (8·62–15·60) | 1240 (980–1510) | 1330 (950–1840) | 2570 (1990–3280) |
| >44 | 9·31 (6·52–13·00) | 10·55 (6·85–16·04) | 290 (200–420) | 350 (220–540) | 640 (420–940) |
| All ages | 1520 (1200–1880) | 1680 (1190–2330) | 3200 (2460–4120) | ||
| All ethnicities | |||||
| 15–44 | 2670 (2340–3020) | 3860 (3210–4670) | 6530 (5630–7580) | ||
| >44 | 910 (730–1160) | 1280 (980–1710) | 2200 (1720–2850) | ||
| All ages | 3580 (3120–4080) | 5140 (4260–6280) | 8720 (7490–10 230) | ||
CHB, Chronic HBV infection; CI, confidence interval.
*
Rounded to nearest 10.
†
Confidence intervals generated through bootstrapping.