Clinical and laboratory features of HIV-infected and -uninfected children hospitalized for lower respiratory tract infection by detection of viral co-infections.

Viral detection including newly-tested and previously-tested viruses.
1: Adjusted odds ratio (aOR) adjusted for age, year of sampling and whether received 9-valent pneumococcal conjugate vaccine or placebo.
2: p-value not adjusted.
OR: odds ratio.
CRP: C-reactive protein.
PCT: Procalcitonin.
CXR-AC: Alveolar consolidation on chest x-ray.