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Table 1 Patient characteristics

From: Serotype-specific mortality from invasive Streptococcus pneumoniaedisease revisited

 

Mortality rate, %

Survivors No. (%)

Non-survivors No. (%)

P value

Age, years

    

18–49

17.8

83 (25.9)

18 (14.6)

 

50–65

33.8

47 (14.5)

24 (19.6)

 

65–79

29.6

114 (35.5)

48 (39.0)

 

> 80

30.0

77 (24.0)

33 (26.8)

0.077

Sex

    

Female

29.4

199 (58.4)

64 (52.0)

 

Male

24.3

142 (41.6)

59 (48.0)

0.244

Focus

    

Bacteremia

35.4

62 (20.5)

34 (27.6)

 

Pneumonia

27.1

226 (74.8)

84 (68.3)

 

Meningitis

44.4

5 (1.7)

4 (0.8)

 

Otitis media

10.0

9 (3.0)

1 (3.3)

0.153

Comorbidity*

    

No

23.6

133 (43.8)

41 (33.3)

 

Yes

32.4

171 (56.2)

82 (66.7)

0.047

Alcoholism

    

No

27.0

265 (87.2)

98 (79.7)

 

Yes

39.1

39 (12.8)

25 (20.3)

0.049

Smoking status

    

Never

27.1

70 (29.8)

26 (33.3)

 

Current or former

24.0

165 (70.2)

52 (66.7)

0.573

Splenectomy

    

No

28.6

300 (98.7)

120 (97.6)

 

Yes

42.9

4 (1.3)

3 (2.4)

0.416

Intravenous drug use

    

No

29.4

293 (96.4)

122 (99.2)

 

Yes

8.3

11 (3.6)

1 (0.8)

0.193

Nursing home residence

    

Yes

27.6

21 (7.7)

8 (7.1)

 

No

27.2

279 (92.3)

104 (92.9)

0.984

Temperature

    

≥ 38.5°C

22.8

210 (71.9)

62 (56.4)

 

< 38.5°C

36.9

82 (28.1)

48 (43.6)

0.003

B-leukocytes

    

> 9 10 9 /L

24.7

216 (81.8)

71 (65.7)

 

≤ 9 10 9 /L

43.5

48 (18.2)

37 (34.3)

0.001

  1. *: includes patients with chronic lung disease, chronic heart disease, chronic renal disease, chronic liver disease, diabetes mellitus, cancer, autoimmune disease, human immunodeficiency virus (HIV) infection, and 'other chronic diseases'. Patients may have more than one comorbidity.