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Table 1 Baseline patients characteristics according to geriatric nutritional risk index levels

From: Geriatric nutritional risk index and adverse medical outcomes among Egyptian patients admitted to a geriatric hospital: a prospective cohort study

Patients’ characteristics

Total patients (n=334)

High nutritional risk (n=152)

Low nutritional risk (n=60)

No nutritional risk (n=122)

P-value a

Age

Mean ±SD

72.35 ±8.1

73.7 ± 8.5

73.6 ± 7.8

69.9 ±7 b

<0.001

No. (%)

Gender

Male

148 (44.3)

78 (51.3)

23 (38.3)

47 (38.5)

0.062

Female

186 (55.7)

74 (48.7)

37 (61.7)

75 (61.5)

Education status

Illiterate

175 (52.4)

87 (57.2)

29 (48.3)

59 (48.4)

0.196

Read &write

37 (11.0)

17 (11.2)

10 (16.7)

10 (8.2)

Primary

42 (12.6)

11 (7.2)

11 (18.3)

20 (16.4)

Preparatory

14 (4.2)

7 (4.6)

1 (1.7)

6 (4.9)

Secondary (Diploma)

40 (12.0)

17 (11.2)

7 (11.7)

16 (13.1)

University (higher institute) / or above

26 (7.8)

13 (8.6)

2 (3.3)

11 (9.0)

Marital status

Married

152 (45.5)

70 (46.1)

25 (41.7)

57 (46.7)

0.906

Widowed

167 (50.0)

75 (49.3)

33 (55.0)

59 (48.4)

Divorced

9 (2.7)

4 (2.6)

2 (3.3)

3 (2.5)

Single

6 (1.8)

3 (2.0)

0 (0.0)

3 (2.5)

Care giver

partner

148 (44.3)

68 (44.7)

24 (40.0)

56 (45.9)

0.546

Own Family

125 (37.4)

59 (38.8)

24 (40.0)

42 (34.4)

Relatives

35 (10.5)

18 (11.8)

6 (10.0)

11 (9.0)

live alone

26 (7.8)

7 (4.6)

6 (10.0)

13 (10.7)

Family income

Salary

18 (5.4)

9 (5.9)

0 (0.0)

9 (7.4)

0.343

sufficient pension

83 (24.8)

36 (23.7)

18 (30.0)

29 (23.8)

not sufficient pension

177 (53.0)

77 (50.7)

33 (55.0)

67 (54.9)

Social support

56 (16.8)

30 (19.7)

9 (15.0)

17 (13.9)

The status prior to admission

In another hospital

9 (2.7)

5 (3.3)

1 (1.7)

3 (2.5)

0.008

another department in ASU hospital

6 (1.8)

5 (3.3)

0 (0.0)

1 (0.8)

In Intensive Care Unit

147 (44.0)

80 (52.6)

27 (45.0)

40 (32.8)

At home

172 (51.5)

62 (40.8)

32 (53.3)

78 (63.9)

Laboratory investigation

Serum Albumin (g/dL)

3.1 ± 0.6

2.7 ± 0.5b

3.1 ± 0.4b

3.5 ± 0.5b

<0.001

Total Protein (g/dL)

6.2 ± 0.8

5.8 ± 0.8b

6.3 ± 0.6

6.6 ± 0.8

0.005

Haemoglobin (g/dL)

10.5 ± 4.5

9.7 ± 1.7b

10.6 ± 1.9

11.6 ± 7.1

<0.001

C reactive protein (mg/L)

34.9 (57.3)

46.8 (63.2)b

23.5 (93.2) b

25.0 (78.1) b

0.007

Ferritin (ng/mL)

334.2 (724.6)

757(1128.5) b

334.2 (1288.2) b

155.7 (419.1) b

<0.001

Anthropometric measures

BMI

26.32 ± 4.9

23.55 ± 3.2b

26.02 ± 2.8b

29.92 ± 5.2 b

<0.001

Triceps skin fold thickness (mm)

15.68 ± 7.8

12.12 ± 5.6b

15.07 ± 7.1b

20.41± 8.2b

<0.001

MAC (cm)

27.81 ± 4.9

25.42 ± 4.4b

27.59 ± 3.7b

30.89± 4.3b

<0.001

CC (cm)

32.86 ± 5.3

29.97 ± 4.1b

32.45 ± 3.6b

36.66 ± 4.9b

<0.001

  1. Laboratory and anthropometric data are presented as mean ± SD or median (interquartile range)
  2. BMI Body mass index, MAC Mid-arm circumstances, CC Calf circumference
  3. Thresholds of nutritional risk severity by the Geriatric Nutritional Risk Index were:
  4. <92, high risk; 92 to 98, low risk; >98, no risk
  5. Bold values indicate significant values
  6. aP‐value according to ANOVA, Kruskal-Wallis, and Pearson’s Chi-square tests
  7. bSignificantly different from the other groups by post-hoc comparison