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Table 2 Age-specific HIV prevalence by district and place of residence

From: Heterogeneity of the HIV epidemic in the general population of Karnataka state, south India

  Age 15-19 20-24 25-29 30-34 35-39 40-44 45-49 Total
Belgaum
p<0.0001
% 0.07 0.51 1.6 3.16 3.21 0.74 0.9 1.43
  CI 0.0-0.20 0.0-1.30 0.64-2.57 1.16-5.16 0.62-5.79 0.0-1.49 0.11-1.70 0.86-2.01
  N 831 796 717 611 694 459 470 4578
Belgaum Rural
P<0.0001
% 0.09 0.7 1.62 3.68 3.96 0.85 1.02 1.69
  CI 0.0-0.28 0.0-1.85 0.39-2.85 1.0-6.35 0.40-7.51 0.0-1.85 0.0-2.08 0.9-2.49
  N 441 390 379 330 377 257 260 2434
Belgaum Urban
p=0.094
% 0 0 1.56 1.47 0.77 0.38 0.51 0.63
  CI NE NE 0.0-3.28 0.0-3.91 0.0-1.68 0.0-1.18 0.0-1.52 0.18-1.09
  N 390 406 338 281 317 202 210 2144
Bellary
p=0.004
% 0.13 1.08 0.97 2.43 2.36 0.41 1.48 1.18
  CI 0.0-0.31 0.29-1.86 0.13-1.80 0.48-4.38 0.94-3.78 0.0-1.01 0.10-2.86 0.74-1.62
  N 816 813 736 548 547 405 393 4258
Bellary Rural
p=0.031
% 0.09 1.08 1 2.07 2.4 0 1.06 1.05
  CI 0.0-0.28 0.0-2.29 0.0-2.40 0.0-5.32 0.21-4.58 NE 0.0-2.73 0.46-1.64
  N 462 437 377 275 302 209 207 2269
Bellary Urban
p=0.182
% 0.19 1.07 0.91 2.89 2.3 0.94 2.07 1.36
  CI 0.0-0.58 0.05-2.09 0.0-1.84 0.75-5.02 0.51-4.09 0.0-2.40 0.0-4.57 0.65-2.07
  N 354 376 359 273 245 196 186 1989
Mysore
p=0.841
% 0.44 0.61 1.45 0.57 1.22 1.11 0.15 0.8
  CI 0.0-0.97 0.0-1.41 0.24-2.66 0.0-1.32 0.03-2.41 0.0-2.66 0.0-0.37 0.52-1.09
  N 693 771 700 580 598 433 415 4190
Mysore Rural
p=0.912
% 0.34 0.3 1.42 0.1 1.38 1.23 0.23 0.71
  CI 0.0-1.06 0.0-0.77 0.0-3.32 0.0-0.31 0.0-3.20 0.0-3.87 0.0-0.57 0.32-1.10
  N 366 392 387 297 340 235 246 2263
Mysore Urban
p=0.791
% 0.58 1.01 1.51 1.18 0.97 0.94 0 0.94
  CI 0.0-1.47 0.0-2.74 0.22-2.81 0.0-2.84 0.0-2.36 0.0-2.33 NE 0.49-1.39
  N 327 379 313 283 258 198 169 1927
Overall
p<0.0001
% 0.19 0.67 1.4 2.15 2.39 0.78 0.76 1.17
  CI 0.02-0.36 0.22-1.13 0.81-1.99 1.13-3.18 1.11-3.68 0.19-1.38 0.31-1.22 0.88-1.47
  N 2340 2380 2153 1739 1839 1297 1278 13026
Overall rural
p<0.0001
% 0.16 0.66 1.43 2.38 2.92 0.79 0.77 1.28
  CI 0.0-0.36 0.07-1.25 0.61-2.25 0.90-3.86 1.06-4.79 0.0-1.63 0.20-1.34 0.86-1.70
  N 1269 1219 1143 902 1019 701 713 6966
Overall urban
p=0.044
% 0.96 0.27 1.34 1.72 1.24 0.77 0.75 0.96
  CI 0.0-0.60 0.0-1.43 0.60-2.08 0.61-2.84 0.50-1.99 0.07-1.46 0.0-1.53 0.66-1.26
  N 1071 1161 1010 837 820 596 565 6060
  1. CI: 95% Confidence interval, All percentages and confidence intervals are weighted, NE: Not estimated
  2. p-values for Pearson χ2 test for difference across age groups with six degrees of freedom