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Table 4 Nutritional status, muscle strength, functional capacity, and quality of life measured at 30 and 60 days after discharge. The p-value in column 1 (read horizontally) is for paired data, and the p-value in column 4 and 7 is for unparied

From: Individual nutritional intervention for prevention of readmission among geriatric patients—a randomized controlled pilot trial

 

30 days

60 days

Intervention, n = 15

Control, n = 15

p-value2

Intervention, n = 9

Control, n = 11

p-value2

Nutritional status

Weight development and maintained or increased weight

  kg, median (range)

74.7 (55.4–105.3)

74.0 (52.2–109.1)

0.54

74.9 (55.7–84.2)

74.5 (53.1–101.1)

0.66

   from baseline, kg, median (range)

− 1.0 (− 4.6–3.0)

0.3 (− 4.9–7.1)

0.31

0.3 (− 3.3–3.3)

− 0.6 (− 4.2–3.5)

0.33

  p-value1

0.082

0.732

 

0.882

0.772

 

  Maintained/increased weight, n (%)

6 (40%)

8 (53%)

0.711

5 (56%)

4 (36%)

0.651

Achievement of ≥ 75% of energy requirement

  kJ/day, median (range)

7700 (5900–11,600)

5900 (4400–9900)

0.08

7600 (5700–11,900)

6500 (3100–10,200)

0.26

  Baseline ≥ 75% of requirements, n (%)

8 (53%)

7 (47%)

> 0.991

5 (56%)

5 (47%)

> 0.991

  ≥ 75% of requirements, n (%)

14 (93%)

7 (47%)

0.011

8 (89%)

6 (55%)

0.161

  p-value1

0.041

> 0.991

 

0.291

> 0.991

 

Achievement of ≥ 75% of protein requirement

  g/day, median (range)

76 (57–107)

56 (42–106)

0.01

76 (49–81)

64 (42–113)

0.57

  Baseline ≥ 75% of requirements, n (%)

3 (20%)

5 (33%)

0.681

2 (22%)

4 (36%)

0.621

  ≥ 75% of requirement, n (%)

11 (73%)

6 (40%)

0.141

5 (56%)

2 (18%)

0.161

  p-value1

0.011

> 0.991

 

0.331

0.641

 

Muscle strength

Change and increase in handgrip strength (HGS)

  kg, median (range)

20 (10–46)

24 (20–48)

0.63

20 (11–42)

22 (8–48)

0.56

   from baseline, kg, median (range)

2 (− 4–6)

2 (− 4–11)

0.52

1 (− 3–7)

3 (− 5–11)

0.38

  p-value1

0.202

0.062

 

0.262

0.052

 

  Increased HGS, n (%)

8 (53%)

10 (67%)

0.711

6 (67%)

8 (73%)

> 0.991

Change and increased in 30-s chair stand (30-SCS)a

  30-SCS (WOA), stand ups, median (range)

10 (5–11)

9 (4–14)

0.98

9 (5–13)

10.5 (2–15)

0.68

30-SCS (WA), stand ups, median (range)

5 (4–8)

8.5 (7–13)

0.11

7 (4–8)

6 (5–7)

0.90

  30-SCS from baseline, n (%)

11 (79%)

13 (93%)

0.601

8 (89%)

9 (90%)

> 0.991

Functional capacity

Change in Functional Recovery Score (FRS)

  FRS, totalb

86 (31–100)

89 (33–100)

0.56

82 (43–100)

95 (50–100)

0.41

    FRS from baseline

1 (− 6–34)

2 (− 25–32)

0.55

3 (0–28)

2 (− 8–14)

0.59

   p-value1

0.162

0.062

 

0.022

0.082

 

  P-ADL

44 (25–44)

44 (22–44)

0.35

41 (25–44)

44 (2–39)

0.12

    P-ADL from baseline

0 (− 3–17)

0 (− 17–11)

0.80

0 (− 6–8)

0 (− 17–5)

0.60

   p-value1

0.662

0.502

 

0.382

0.812

 

  I-ADL

19 (6–23)

18 (2–23)

0.94

16 (4–23)

20 (3–23)

0.81

    I-ADL from baseline

1 (− 8–6)

0 (− 12–13)

0.64

2 (− 6–4)

0 (− 8–4)

0.24

   p-value1

0.262

0.702

 

0.302

0.832

 

  Mobility

25 (0–33)

25 (8–33)

0.64

25 (0–33)

33 (17–33)

0.40

    Mobility from baseline

0 (0–17)

0 (0–17)

0.55

0 (0–17)

0 (0–17)

0.53

   p-value1

0.252

0.062

 

0.502

0.062

 

Quality of life

Change in quality of life (QoL) and visual analog score (VAS)

  EQ-5D-5Lc

0.726 (0.139–0.859)

0.741 (0.169–0.870)

0.85

0.740 (0.089–0.833)

0.755 (0.291–0.838)

0.67

    EQ-5D-5L from baseline

0.038 (− 0.044–0.164)

0.064(− 0.380–0.412)

0.49

0.075(− 0.104–0.195)

0.076 (− 0.201–0.302)

0.56

   p-value1

0.162

0.362

 

0.362

0.202

 

  VASd

65 (40–99)

70 (30–90)

0.48

80 (40–99)

75 (50–90)

0.93

    VAS from baseline

5 (− 35–69)

2 (− 30–35)

0.91

8 (− 25–69)

15 (− 9–45)

0.72

   p-value1

0.342

0.212

 

0.382

0.032

 
  1. PP analysis: Mann-Whitney U tests
  2. I-ADL instrumental activities of daily living, P-ADL personal activity of daily living
  3. 1Fisher’s exact test
  4. 2Wilcoxon
  5. aCompletion of measurement: 30 days—intervention: n = 9/5 (WOA/WA), control: n = 10/4 (WOA/WA); 60 days—intervention: n = 6/3 (WOA/WA), control: n = 8/2 (WOA/WA). WA with armrest, WOA without armrest
  6. bFRS total score 0––100 (100 is best)
  7. cEQ-5D-5L score 1.000 to − 0.624 (1.000 is best)
  8. dVAS score 1–100 (100 best health)