Table 2.

Comparison of health improvement according to adherence type of the wearable device.

Characteristic	Coaching (n=4), mean (SD)	Short (n=10), mean (SD)	Long (n=6), mean (SD)	P valuea
Number of falls	0.25 (0.5)	0.4 (1.265)	0 (0)	.49
Number of outpatient days	10.5 (10.472)	10 (6.864)	10.5 (4.722)	.10
Number of admission days	0 (0)	0 (0)	0 (0)	—b
Number of emergency room days	0.25 (0.5)	0 (0)	0 (0)	.14
Weight, kg	−1.325 (1.162)	−0.65 (1.824)	0.65 (1.317)	.07
Body mass index, kg/m2	−0.416 (0.446)	−1.097 (3.373)	0.097 (0.513)	.30
Mini Nutritional Assessment score	0.25 (2.062)	−0.2 (1.687)	0.333 (0.516)	.66
K-frail score	0 (1.414)	0.3 (1.059)	0.167 (0.408)	.60

^aThe Krukal-Wallis test, a nonparametric test of ≥3 groups, was performed.

^bNot applicable.