|
0-1 year
|
1-2 years
|
2-3 years
|
3-4 years
|
4-5 years
|
5-6 years
|
Total
|
---|
No. of children followed up
|
69289
|
40106
|
41332
|
41683
|
41575
|
39921
|
92373
|
Person time (years)
|
33241.9
|
37248.0
|
38950.5
|
39798.1
|
40151.6
|
37970.9
|
227361.0
|
Total AOM
| | | | | | | |
No. of children
|
3807
|
5673
|
5107
|
6991
|
5448
|
3935
|
21947
|
No. of episodes
|
4709
|
7212
|
6180
|
8848
|
6664
|
4628
|
38241
|
Incidence rate*
|
14.2 (13.8-14.6)
|
19.4 (18.9-19.8)
|
15.9 (15.5-16.3)
|
22.2 (21.8-22.7)
|
16.6 (16.2-17.0)
|
12.2 (11.8-12.5)
|
16.8 (16.7-17.0)
|
Single AOM
| | | | | | | |
No. of children
|
3796
|
5576
|
5024
|
6915
|
5330
|
3855
|
21866
|
No. of episodes
|
4550
|
6703
|
5858
|
8376
|
6285
|
4408
|
36180
|
Incidence rate*
|
13.7 (13.3-14.1)
|
18.0 (17.6-18.4)
|
15.0 (14.7-15.4)
|
21.0 (20.6-21.5)
|
15.7 (15.3-16.0)
|
11.6 (11.3-12.0)
|
15.9 (15.7-16.1)
|
Recurrent AOM
| | | | | | | |
No. of children
|
118
|
333
|
216
|
347
|
272
|
171
|
1173
|
No. of episodes
|
159
|
509
|
322
|
472
|
379
|
220
|
2061
|
Incidence rate*
|
0.5 (0.4-0.6)
|
1.4 (1.3-1.5)
|
0.8 (0.7-0.9)
|
1.2 (1.1-1.3)
|
0.9 (0.9-1.0)
|
0.6 (0.5-0.7)
|
0.9 (0.9-0.9)
|
- * Incidence rate (per 100 PY, 95% CI).