Research Article
Feeding Bottles Usage and the Prevalence of Childhood Allergy and Asthma
Table 2
Prevalence of diseases or symptoms among study children.
| | Total population, % () | Stratified by the age of child while questionnaire survey, % () | | Less than 3 years old | 3 years old | 4 years old | 5 years old | years old | value* |
| | Wheezing/asthma | | | | | | | | | Wheezing ever | 28.6 (4090) | 33.9 (161) | 31.8 (507) | 28.3 (1020) | 27.6 (1325) | 28.3 (618) | 0.002 | | Cough at night last 12 months | 11.2 (1611) | 11.3 (54) | 12.5 (198) | 11.1 (404) | 10.7 (518) | 10.5 (232) | 0.326 | | Doctor-diagnosed asthma | 9.3 (1176) | 6.2 (27) | 8.6 (120) | 8.7 (282) | 10.2 (437) | 9.6 (184) | 0.021 | | Any one of the abovementioned | 34.9 (5146) | 39.0 (190) | 38.3 (623) | 34.5 (1283) | 33.8 (1685) | 33.9 (766) | 0.002 | | Allergic rhinitis | | | | | | | | | Rhinitis last 12 months | 50.8 (7301) | 44.2 (212) | 49.5 (786) | 49.1 (1778) | 51.7 (2517) | 53.9 (1187) | <0.001 | | Doctor-diagnosed rhinitis | 19.3 (2791) | 12.6 (60) | 16.6 (265) | 19.6 (716) | 20.3 (992) | 21.2 (470) | <0.001 | | Any one of the abovementioned | 53.6 (7906) | 46.9 (229) | 51.9 (843) | 52.6 (1957) | 54.4 (2714) | 56.7 (1280) | <0.001 | | Eczema | | | | | | | | | Eczema during last 6 months | 17.6 (2539) | 29.2 (140) | 19.9 (318) | 17.4 (635) | 16.4 (798) | 16.3 (361) | <0.001 |
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values were calculated by Pearson Chi-Square to compare the difference of percentages among five age groups.
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