Table 2 Variables associated with pneumonia, hospitalization and one-year mortality rates

Variables

Yes

No

P

Yes

No

P

Yes

No

P

Total no. (%)

72 (43)

97 (57)

107 (63)

62 (37)

22 (13)

147 (87)

Age (years, mean ± SD)

85.9 ± 8.2

85.9 ± 7.0

0.990

85.9 ± 7.6

85.9 ± 7.5

0.974

88.4 ± 6.0

85.6 ± 7.7

0.105

Sex (M)

no. (%)

31 (43)

25 (26)

0.018

37 (35)

19 (31)

0.601

4 (18)

52 (35)

0.146

Feeding (NGF)

no. (%)

62 (86)

68 (70)

0.015

86 (80)

44 (71)

0.162

19 (86)

111 (76)

0.415

Feeding (AHF)

no. (%)

10 (14)

29 (30)

0.015

21 (20)

18 (29)

0.162

3 (14)

36 (25)

0.415

Barthel index (< 10)

no. %

59 (82)

70 (72)

0.139

79 (74)

50 (81)

0.315

19 (86)

110 (75)

0.292

Pressure sore

no. %

5 (7)

22 (23)

0.006

10 (9)

17 (27)

0.002

3 (14)

24 (16)

1.000

BMI

(kg/m², mean ± SD)

21.5 ± 3.1

21.8 ± 3.9

0.495

21.8 ± 3.5

21.5 ± 3.8

0.626

21.4 ± 2.9

21.7 ± 3.7

0.745

MNA-SF

(mean ± SD)

9.7 ± 2.1

9.0 ± 3.0

0.074

9.5 ± 2.5

8.8 ± 2.9

0.110

8.9 ± 2.7

9.3 ± 2.7

0.524

Norton scale

(mean ± SD)

10.1 ± 1.7

10.1 ± 2.4

0.797

10.3 ± 1.8

9.9 ± 2.5

0.215

9.2 ± 1.8

10.3 ± 2.1

0.024

Albumin

(g/dL, mean ± SD)

3.7 ± 0.6

3.9 ± 0.6

0.033

3.7 ± 0.6

3.9 ± 0.6

0.204

3.8 ± 0.6

3.8 ± 0.6

0.746

Hb

(g/dL, mean ± SD)

10.9 ± 1.4

11.1 ± 1.9

0.454

10.6 ± 1.4

11.6 ± 1.9

<.001

10.6 ± 1.5

11.1 ± 1.7

0.182

WBC

(10³/μL, mean ± SD)

10.4 ± 3.3

10.5 ± 4.3

0.835

10.4 ± 4.2

10.4 ± 3.1

0.988

12.2 ± 7.3

10.2 ± 3.0

0.223