Skip to main content
. 2011 Dec 12;11:337. doi: 10.1186/1471-2334-11-337

Table 1.

Age- and Region-Specific HBsAg Prevalence in Turkey, 1999-2009

Age group Regiona
(yr) A B C
Ref N n %HBsAg 95% CI Ref N n %HBsAg 95% CI Ref N n %HBsAg 95% CI
0-14 a 420 14 3.33 1.83, 5.52 [12] 460 7 1.52 0.61, 3.11 [13] 402 13 3.23 1.73, 5.47
b 249 11 4.41 2.22, 7.76 [14] 875 26 2.97 1.95, 4.32 c 158 9 5.70 2.64, 10.54
d 230 6 2.60 0.96, 5.59 [15] 1131 80 7.07 5.64, 8.73 [16] 853 84 9.84 7.93, 12.04
e 1952 67 3.43 2.66, 4.34 f 1278 22 1.72 1.08. 2.59 [17] 700 29 4.14 2.79, 5.90
[18] 176 3 1.70 0.35, 4.90 [19] 420 13 3.10 1.66, 5.23 [20] 74 6 8.10 3.03, 16.81
[21] 6788 84 1.24 0.99, 1.53 g 100 2 2.00 0.24, 7.03 [22] 802 22 2.71 2.45, 2.97
[23] 423 8 1.89 0.82, 3.69 [24] 454 4 0.88 0.24, 2.24
Total 10238 193 1.88 1.63, 2.16 4718 154 3.26 2.77, 3.81 2989 163 5.45 4.66, 6.32
Total overallb 17945 510 3.23 2.96, 3.53
15-24 [25] 129 6 4.65 1.72, 9.85 [12] 1058 43 4.06 2.96, 5.44 [13] 183 7 3.82 1.55, 7.72
[18] 440 46 10.45 7.75, 13.70 [26] 238 12 5.04 2.63, 8.64 [27] 213 46 21.60 16.27, 27-73
[21] 2822 178 6.31 5.44, 7.27 f 2431 114 4.69 3.88, 5.60 [20] 187 29 15.50 10.63, 21.50
[28] 7237 98 1.35 1.10, 1.65 [29] 350 11 3.14 1.58, 5.55 h 96 3 3.21 0.65, 8.86
[30] 155 20 13.00 8.06, 19.22
[24] 193 7 3.62 1.47, 7.32
[31] 340 22 6.47 4.09, 9.63
Total 10628 328 3.08 2.76, 3.43 4765 229 4.81 4.21, 5.45 679 85 12.51 10.12, 15.24
Total overallb 15636 617 5.77 5.26, 6.32
25-34 [18] 226 18 7.97 4.79, 12.29 [12] 833 53 6.36 4.80, 8.24 [13] 219 19 8.67 5.30, 13.21
[21] 3674 235 6.40 5.62, 7.24 f 2431 114 4.69 3.88, 5.60 [27] 324 60 18.50 14.43, 23.18
[24] 193 7 3.62 1.47, 7.33 h 435 26 5.98 3.94, 8.63
[31] 238 12 5.04 2.63, 8.64
Total 3900 253 6.49 5.73, 7.30 3695 186 5.03 4.35, 5.78 978 105 10.73 8.86, 12.85
Total overallb 7950 506 7.08 6.47-7.73
35-44 [18] 142 7 4.93 2.00, 9.89 [32] 85 10 11.76 5.79, 20.57 [13] 17 2 11.77 1.46, 36.44
[21] 4323 249 5.76 5.08, 6.49 [12] 741 71 9.58 7.55, 11.93 [27] 271 41 15.13 11.08, 19.96
f 3208 170 5.30 4.55, 6.13 h 555 38 6.84 4.90, 9.28
[24] 193 7 3.63 1.47, 7.33
[31] 173 7 4.05 1.64, 8.16
Total 4465 256 5.73 5.07, 6.45 4400 265 6.02 5.33, 6.76 843 81 9.60 7.70, 11.80
Total overallb 8980 557 6.93 6.32, 7.60
45-54 [18] 85 7 8.23 3.37, 16.23 [32] 55 5 9.09 3.02, 19.95 [13] 17 2 11.76 1.46, 36.44
[21] 2170 100 4.60 3.76, 5.58 f 3208 170 5.30 4.55, 6.13 [27] 244 29 11.88 8.10, 16.62
[12] 288 27 9.37 6.27, 13.35 h 469 34 7.24 5.07, 9.98
[24] 346 12 3.47 1.80, 5.98
[31] 143 5 3.50 1.14, 7.97
Total 2255 107 4.75 3.90, 5.70 4040 219 5.42 4.74, 6.16 730 65 8.90 6.94, 11.20
Total overall‡ 6468 357 6.13 5.48, 6.85
55-64 [18] 32 0 0 0 f 4031 129 3.20 2.68, 3.79 [13] 17 2 11.76 1.46, 36.44
[21] 631 32 5.07 3.49, 7.08 [12] 56 1 1.78 0.05, 9.55 [27] 125 15 12.00 6.87, 19.01
[24] 346 12 3.47 1.80, 5.98 h 463 30 6.48 4.41, 9.12
[31] 118 11 9.32 4.75, 16.06
Total 663 32 4.83 3.32, 6.74 4551 153 3.36 2.85, 3.93 605 47 7.77 5.76, 10.19
Total overallb 5238 191 5.03 4.29, 5.89
65+ [33] 165 15 9.09 5.17, 14.55 f 204 5 2.45 0.80, 5.63 [13] 17 2 11.76 1.46, 36.44
[18] 89 2 2.24 0.27, 7.88 [24] 714 29 4.06 2.74, 5.78 [27] 127 10 7.87 3.84, 14.00
[21] 1115 35 3.14 2.20, 4.34 [31] 83 3 3.61 0.75, 10.20 h 1140 28 2.45 1.64, 3.53
Total 1369 52 3.80 2.84, 4.95 1001 37 3.70 2.61, 5.06 1284 40 3.11 2.23, 4.21
Total overallb 2431 98 3.52 2.95-4.19
Overall Prevalencec 4.57 3.58, 5.76

Abbreviations: N number of subjects, n number of cases, Ref reference

a Region A: Marmara and Aegean, B: Black Sea, Central Anatolia and Mediterranean, C: Eastern and south-eastern

b Total number of persons, cases and the pooled prevalence for each age-group

c The overall prevalence over all age-groups and the three regions