Data available on the children in the study were limited to demographic information, vaccination history and hospitalization data; only age, sex and region of residence could be included as covariates in the analyses. Age was considered a time-varying covariate categorized into 3-month age groups (0 to < 3 months, 3 to < 6 months, 6 to < 9 months, 9 to < 12 months, 12 to < 15 months, 15 to < 18 months).
To assess the opportunity of differential inoculation of children having secret co-morbidities considered to be associated with the possibility of pneumonia (gastroenteritis, anaemia and you may/otherwise malnutrition), we analyzed the differences inside the inoculation reputation ranging from hospitalized pupils that have and you will in the place of these types of criteria. So you’re able to account fully for window of opportunity for contact with 3 dosages away from vaccine, which study is held only for college students created into the or once 1 have been 7 weeks old or more mature in the course of admission.
Attempt proportions
This research is https://datingranking.net/de/japanische-datierung/ actually nested within this a larger load out-of pneumonia studies held about North Territory over the same period of time. 3 Based on research regarding central Australian continent 5 and you can considering differences in the latest intrusive pneumococcal situation burden between North Territory regions, 6 we believed a frequency off 70 instances for every single a thousand population annually across the Area total. More…
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