Table 4.
Estimated numbers of clinical cases and GAS culture-positive cases, Beijing, 2012–2014
| Year | Clinical manifestations | Age groups | Clinical cases | GAS culture-positive cases | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | 95 % CI | Annual incidence rate | 95 % CI | n | 95 % CI | Annual incidence rate | 95 % CI | |||||||
| 2012 | Scarlet fever | 0–4 | 1374.5 | 1289.8 | 1459.2 | 200.4 | 188.0 | 212.8 | 848.8 | 558.4 | 1139.3 | 123.8 | 81.4 | 166.1 |
| 5–14 | 3607.6 | 3452.8 | 3762.4 | 360.2 | 344.7 | 375.7 | 2642.1 | 2003.3 | 3280.9 | 263.8 | 200.0 | 327.6 | ||
| Overall(0–14) | 4982.1 | 4806.0 | 5158.2 | 295.2 | 284.8 | 305.7 | 3490.9 | 2712.2 | 4269.6 | 206.9 | 160.7 | 253.0 | ||
| Pharyngitis | 0–4 | 190170.0 | 178448.6 | 201891.4 | 27726.4 | 26017.5 | 29435.4 | 7696.7 | 4258.0 | 11135.4 | 1122.2 | 620.8 | 1623.5 | |
| 5–14 | 208550.0 | 199602.5 | 217497.5 | 20822.6 | 19929.2 | 21715.9 | 42802.0 | 32187.9 | 53416.1 | 4273.5 | 3213.8 | 5333.3 | ||
| Overall(0–14) | 398720.0 | 384004.8 | 413435.2 | 23628.7 | 22756.7 | 24500.8 | 50499.0 | 38576.9 | 62421.1 | 2992.6 | 2286.1 | 3699.2 | ||
| 2013 | Scarlet fever | 0–4 | 725.1 | 660.7 | 789.5 | 105.7 | 96.3 | 115.1 | 360.6 | 199.1 | 522.1 | 52.6 | 29.0 | 76.1 |
| 5–14 | 2521.7 | 2368.5 | 2674.9 | 251.8 | 236.5 | 267.1 | 1355.8 | 920.0 | 1791.6 | 135.4 | 91.9 | 178.9 | ||
| Overall(0–14) | 3246.7 | 3080.6 | 3412.8 | 192.4 | 182.6 | 202.2 | 1716.4 | 1213.6 | 2219.2 | 101.7 | 71.9 | 131.5 | ||
| Pharyngitis | 0–4 | 204320.0 | 186174.5 | 222465.5 | 29789.5 | 27143.9 | 32435.0 | 2868.5 | 1098.3 | 4638.7 | 418.2 | 160.1 | 676.3 | |
| 5–14 | 263340.0 | 247341.8 | 279338.2 | 26293.1 | 24695.7 | 27890.4 | 16389.0 | 10957.0 | 21821.0 | 1636.4 | 1094.0 | 2178.7 | ||
| Overall(0–14) | 467670.0 | 443493.5 | 491846.5 | 27714.8 | 26282.1 | 29147.6 | 19258.0 | 13397.0 | 25119.0 | 1141.3 | 793.9 | 1488.6 | ||
| 2014 | Scarlet fever | 0–4 | 1166.2 | 1043.0 | 1289.4 | 170.0 | 152.1 | 188.0 | 678.0 | 396.4 | 959.7 | 98.9 | 57.8 | 139.9 |
| 5–14 | 5125.4 | 4829.3 | 5421.5 | 511.7 | 482.2 | 541.3 | 3044.8 | 2316.5 | 3773.1 | 304.0 | 231.3 | 376.7 | ||
| Overall(0–14) | 6291.5 | 5974.1 | 6608.9 | 372.8 | 354.0 | 391.7 | 3722.8 | 2881.0 | 4564.6 | 220.6 | 170.7 | 270.5 | ||
| Pharyngitis | 0–4 | 277430.0 | 248129.5 | 306730.5 | 40448.8 | 36176.8 | 44720.7 | 8798.4 | 5111.4 | 12485.4 | 1282.8 | 745.2 | 1820.4 | |
| 5–14 | 364980.0 | 343892.7 | 386067.3 | 36441.3 | 34335.8 | 38546.7 | 57374.0 | 43707.7 | 71040.3 | 5728.5 | 4364.0 | 7093.0 | ||
| Overall(0–14) | 642410.0 | 606815.7 | 678004.3 | 38070.2 | 35960.8 | 40179.5 | 66172.0 | 51279.1 | 81064.9 | 3921.5 | 3038.9 | 4804.0 | ||
| Average: 2012−2014 | Scarlet fever | 0−4 | 1088.6 | 997.8 | 1179.3 | 158.7 | 145.5 | 171.9 | 629.2 | 384.6 | 873.7 | 91.7 | 56.1 | 127.4 |
| 5−14 | 3751.6 | 3550.2 | 3952.9 | 374.6 | 354.5 | 394.7 | 2347.6 | 1746.6 | 2948.5 | 234.4 | 174.4 | 294.4 | ||
| Overall(0–14) | 4840.1 | 4620.2 | 5060.0 | 286.8 | 273.8 | 299.9 | 2976.7 | 2268.9 | 3684.5 | 176.4 | 134.5 | 218.3 | ||
| Pharyngitis | 0−4 | 223973.3 | 204250.9 | 243695.8 | 32654.9 | 29779.4 | 35530.4 | 6454.5 | 3489.2 | 9419.8 | 941.1 | 508.7 | 1373.4 | |
| 5−14 | 278956.7 | 263612.3 | 294301.0 | 27852.3 | 26320.2 | 29384.4 | 38855.0 | 28950.9 | 48759.1 | 3879.5 | 2890.6 | 4868.3 | ||
| Overall(0–14) | 502933.3 | 478104.7 | 527762.0 | 29804.6 | 28333.2 | 31276.0 | 45309.7 | 34417.7 | 56201.7 | 2685.1 | 2039.6 | 3330.6 | ||