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Table 2 Proportion of SARI admissions to ICU by APACHE IV diagnosis by age group (in years) (2007–2016)

From: Estimating severity of influenza epidemics from severe acute respiratory infections (SARI) in intensive care units

APACHE reason for admission

Age 15–44

Age 45–59

Age 60–64

Age 65+

All ages

Sepsis, pulmonary

20.51%

24.54%

25.86%

25.84%

25.11%

Pneumonia, aspiration

18.50%

11.53%

9.10%

10.39%

11.20%

Pneumonia, bacterial

49.46%

57.24%

60.36%

60.71%

58.97%

Pneumonia, fungal

0.47%

0.52%

0.47%

0.27%

0.36%

Pneumonia, other

13.00%

12.05%

12.70%

11.66%

11.98%

Pneumonia, parasitic (i,e, Pneumocystis pneumonia)

1.26%

0.77%

0.53%

0.36%

0.54%

Pneumonia, viral

8.51%

6.36%

5.12%

3.45%

4.68%

  1. SARI Severe acute respiratory infections, APACHE Acute Physiology and Chronic Health Evaluation