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Table 1 Crude and standardized incidence rates of CAP in the different cancer and comparator cohorts

From: Burden of community-acquired pneumonia, predisposing factors and health-care related costs in patients with cancer

 

n cohort

n CAP cases

PY

IR per 100,000 PY

Lower 95% CI

Upper 95% CI

Lung cancer

 Crude IR

11,837

1945

13,444

14,467.4

13,831.5

15,125.0

 Standardized IRa

 

1,256,235

13,188,819

9525.0

9508.4

9541.7

Hematological malignancies

 Crude IR

15,317

1002

33,662

2976.7

2795.2

3166.8

 Standardized IRa

 

255,193

13,188,819

1934.9

1927.4

1942.4

Cancer of the gastro-intestinal tract

 Crude IR

27,423

926

58,752

1576.1

1476.2

1681.0

 Standardized IRa

 

108,308

13,188,819

821.2

816.3

826.1

Renal cancer & cancer of the urinary tract

 Crude IR

13,197

532

29,431

1807.6

1657.3

1968.0

 Standardized IRa

 

112,611

13,188,819

853.8

848.9

858.8

Control cohort (overall)

 Crude IR

3,192,611

59,581

13,188,819

451.8

448.1

455.4

Breast cancer

 Crude IR

22,450

534

57,359

931.0

853.7

1013.4

 Standardized IRa

 

45,855

6,647,290

689.8

683.5

696.2

Control cohort (breast cancer)

 Crude IR

1,604,248

27,154

6,647,290

408.5

403.7

413.4

  1. aAccording to the age and sex distribution of the person time in the comparator cohort, CAP Community-acquired pneumonia, CI Confidence interval, IR Incidence rate, PY Person year