Characteristics of study children on admission according to aetiological diagnosis.

¶Note that children with bacteraemia are included in those classified as “non-confirmed” TB and “not” TB.
*defined as monthly family income of less than US$125.
**according to age: 2–11 months >50 breaths per minute; 12–59 months >40 breaths per minute.
***Oxygen saturation in air less than 90% (at sea level).
****according to WHO classification for radiographic pneumonia.
§There were 19 inpatient deaths that occurred before all tests were completed and so are not included in classification of TB. Two of these early deaths were in children with bacteraemia (both Acinetobacter) and both were sputum smear and culture negative. The other 3 deaths in children with bacteremia are included in children also classified as “not TB”.