a significant trendP = 0.01
There was a significant trend (adjusted for infection history) for decline with increasing age in the risks of LRTI ( P = 0.01) and severe LRTI ( P < 0.001) but not of mild LRTI ( P = 0.11).
There was a significant trend (adjusted for infection history) for decline with increasing age in the risks of LRTI ( P = 0.01) and severe LRTI ( P < 0.001) but not of mild LRTI ( P = 0.11).