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. 2021 Oct 14;21:497. doi: 10.1186/s12872-021-02284-z

Table 2.

Digital health device data

Resilient (n = 75) Concordant (n = 145) Uncoupled (n = 47) P value
Weight (kg)a,b,c 71.7 ± 14.6 81.7 ± 21.4 92.4 ± 19.5 < 0.01
Difference between self-reported and digital device measured (kg)b,c −1.1 ± 3.7 −0.9 ± 4.1 1.3 ± 5.5 < 0.01
BMI (kg/m2)a,b,c 25.5 ± 4.5 28.9 ± 7.5 32.6 ± 6.3 < 0.01
Difference between self-reported and digital device measured (kg/m2)b,c -0.4 ± 1.3 -0.3 ± 1.5 0.4 ± 1.9 < 0.01
Healthy weight score (%)a,b,c < 0.01
 Poor 16.0 35.2 61.7
 Intermediate 32.0 31.0 34.0
 Ideal 52.0 33.8 4.3
LS7 Health Score with Device Weight Scorea,b,c 7.8 ± 0.8 7.0 ± 1.4 5.8 ± 0.6 < 0.01
Resilient (n = 77) Concordant (n = 164) Uncoupled (n = 51) P value
Moderate exercise (min/week)a 99.6 ± 116.6 158.6 ± 188.1 120.4 ± 174.9 < 0.04
Difference between self-reported and digital device measured (min) 102.1 ± 202.6 66.4 ± 254.0 54.3 ± 219.4 0.45
Vigorous exercise (min/week) 160.3 ± 187.2 199.5 ± 284.4 133.5 ± 153.8 0.18
Difference between self-reported and digital device measured (min) −77.9 ± 179.9 −97.0 ± 282.1 −97.9 ± 156.0 0.83
Physical activity score (%) 0.56
 Poor 0.0 0.0 0.0
 Intermediate 37.7 36.0 47.1
 Ideal 62.3 64.0 52.9
LS7 health score with device activity scorea,b,c 7.8 ± 0.9 7.0 ± 1.4 5.8 ± 0.7  < 0.01
Resilient (n = 71) Concordant (n = 139) Uncoupled (n = 45) P value
LS7 Health score with both weight and activity scorea,b,c 7.7 ± 0.9 7.0 ± 1.5 5.9 ± 0.7 < 0.01
Resilient (n = 84) Concordant (n = 171) Uncoupled (n = 52) P value
Daily steps 8027.4 ± 4020.4 8794.5 ± 5083.5 7683.0 ± 3948.8 0.22

Categorical variables are analyzed by Chi-Square test. Continuous variables are analyzed by ANOVA. Post-hoc comparisons were done by Bonferroni correction. Non-parametric variables were analyzed by Kruskal–Wallis test. Post-hoc comparisons were done by Dunn’s test.

aP < 0.05 Resilient versus Concordant

bP < 0.05 Resilient versus Uncoupled

cP < 0.05 Concordant versus Uncoupled