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Table 3 Comparison of outcome variables of older adults between intervention and control groups at different time points

From: Effects of teach-back health education (TBHE) based on WeChat mini-programs in preventing falls at home for urban older adults in China: a randomized controlled trial

 

Dimensions

Group (n)

T0 (Mean ± SD)

T1 (Mean ± SD)

Between groups F(p)

Within group F(p)

Interaction effect F(p)

ANOVA analysisa

Total score

Intervention (29)

40.52 ± 14.20

56.17 ± 8.13

3.554 (0.065)

159.714 (< 0.001)

0.002 (0.964)

(range of scores:0 ~ 68)

Control (30)

35.73 ± 11.31

51.50 ± 8.22

Physiology and disease

Intervention (29)

12.55 ± 4.63

14.55 ± 2.84

0.004 (0.949)

31.214 (< 0.001)

2.098 (0.153)

(range of scores:0 ~ 19)

Control (30)

11.80 ± 4.02

15.20 ± 2.67

Drug application

Intervention (29)

1.72 ± 2.25

5.76 ± 2.15

3.279 (0.075)

82.481 (< 0.001)

6.811 (0.012)

(range of scores:0 ~ 8)

Control (30)

1.80 ± 2.06

4.03 ± 2.31

Mental, cognitive, and spiritual well-being

Intervention (29)

6.59 ± 3.21

8.86 ± 2.39

2.014 (0.161)

63.205 (< 0.001)

6.262 (0.015)

(range of scores:0 ~ 12)

Control (30)

4.80 ± 2.44

9.17 ± 2.12

Lifestyle

Intervention (29)

5.17 ± 1.83

7.24 ± 0.91

3.152 (0.081)

67.607 (< 0.001)

1.495 (0.227)

(range of scores:0 ~ 8)

Control (30)

4.87 ± 1.63

6.40 ± 1.45

House environment

Intervention (29)

14.48 ± 4.86

19.76 ± 1.96

9.381 (0.003)

83.231 (< 0.001)

1.000 (0.321)

(range of scores:0 ~ 21)

Control (30)

12.47 ± 4.45

16.70 ± 3.04

 

Dimensions

Group (n)

T0 (t,p)

T1 (t,p)

   

Comparison between groupsb

Total score

Intervention (29)

1.433, 0.157

2.194, 0.032

   

Control (30)

   

Physiology and disease

Intervention (29)

0.667, 0.508

−0.904, 0.370

   

Control (30)

   

Drug application

Intervention (29)

−0.135, 0.893

2.967, 0.004

   

Control (30)

   

Mental, cognitive, and spiritual well-being

Intervention (29)

2.410, 0.019

−0.519, 0.606

   

Control (30)

   

Lifestyle

Intervention (29)

0.677, 0.501

2.653, 0.010

   

Control (30)

   

House environment

Intervention (29)

1.663, 0.102

4.575, < 0.001

   

Control (30)

   
 

Dimensions

Group (n)

T0 vs T1 (t,p)

    

Comparison within groupsc

Total score

Intervention (29)

−8.344, < 0.001

    

Control (30)

−9.619, < 0.001

    

Physiology and disease

Intervention (29)

−2.857, 0.008

    

Control (30)

−5.096, < 0.001

    

Drug application

Intervention (29)

−8.499, < 0.001

    

Control (30)

−4.468, < 0.001

    

Mental, cognitive, and spiritual well-being

Intervention (29)

−3.448, 0.002

    

Control (30)

−8.438, < 0.001

    

Lifestyle

Intervention (29)

−6.955, < 0.001

    

Control (30)

−4.782, < 0.001

    

House environment

Intervention (29)

−7.202, < 0.001

    

Control (30)

−5.715, < 0.001

    
  1. SD Standard deviation
  2. aThe outcomes were based on two-way analysis of variance (ANOVA) of repeated measures
  3. bThe outcomes were analysed using independent-samples T test
  4. cThe outcomes were analysed using paired-samples T test