. 2019 Mar 28;7(3):e12181. doi: 10.2196/12181

Table 4.

Differences in characteristics between lower and higher physical activity subgroups at baseline.

Measures	<10,000 steps/day (n>=20), mean (SD)	≥10,000 steps/day (n=35), mean (SD)	P value (95% CI)
Baseline weight (kg)	77.0 (26.3)	78.6 (20.1)	.80^a (–14.3 to 11.0)
Baseline body mass index (kg/m²)	26.4 (7.8)	26.6 (6.2)	.91^a (–4.1 to 3.6)
Duration of app usage (days)	16.1 (15.3)	15.4 (17.0)	.51^b (–4.0 to 7.0)
Intensity of app usage (times)	1487.0 (1244.7)	1719.1 (1561.6)	.79^b (–559 to 860)
Pre-post intervention step difference	1992.3 (3598.3)	–1032.6 (3894.7)	.008^c (837.9-5211.8)

^aAssessed using 2-sample t test.

^bAssessed using Wilcoxon rank-sum test.

^cdenotes statistical significance.