Water sources were categorized into 4 groups: pumped water, river, mixed sources (pumped and river), and swamps.
* Funding sources were categorized based on the answers to questionnaire regarding funding sources; - Public: Public agency - Private: Foundation, private organization - Combined: More than one funding source - Others: Self-funding, other † P-values were calculated using Kruskal-Wallis test.
When no information was given on sponsorship, the funding source was categorized as "unknown".
Funding source was categorized as in the analysis of contact details.
Ecologic source was categorized as human, companion animal, food animal, other animal, food, and water.
Referral source was categorized according to location of the referring hospital into: (i) Uthungulu district, in which the CKD clinic was located, (ii) Umkhanyakude and (iii) Zululand.
Using a directed coding approach, each source was categorized into one of four categories: supports screening, does not support screening, unclear, or no position.
We defined uninsured patients as those patients whose payment source was categorized as either charity care or self-pay in the SID data in accordance with methods that have been employed in prior studies [ 43].
Most acoustical parameters derived from a baritone singer source were categorized as one factor that can be best represented by 2-kHz band early sound strength GE.
Patients with pneumonia, aspiration, pulmonary contusions, or sepsis from lower pulmonary source were categorized as pulmonary injury; whereas, patients with sepsis from an extrapulmonary source, trauma without pulmonary contusions, and multiple transfusions were categorized as extrapulmonary injury.
