Table 4.

Effect of mobile app-based community on weekly steps and mental distress after PSM.

Panel A: Weekly total steps
	Mixed effects model		Two-way fixed effects model
	B (SE)	P value	B (SE)	P value
Time 1 (vs. time 0)†	2128.47 (2053.72)	0.3	NA	NA
Community-later group change in steps between times 0 and 1 (vs. control group change)§	8683.40 (1992.87)	0.00001	8723.35 (1977.94)	0.00001
Number of patients	63		63
Observation (number of weeks * number of patients)	772		772
R-squared	0.5957		0.6065
Panel B: Weekly average DT
	Mixed effect model		Two-way Fixed effect model
	B (SE)	P value	B (SE)	P value
Time 1 (vs. time 0)†	0.4537 (0.3384)	0.1812	NA	NA
Community-later group change in DT score between times 0 and 1 (vs. control group change)§	−0.7724 (0.2933)	0.009	−0.7328 (0.2916)	0.0126
Number of patients	46		46
Observation (number of weeks * number of patients)	308		308
R-squared	0.7606		0.7729

PSM, propensity score matching; SE, standard error; DT, Distress Thermometer; NA, not available.

^†Time variable,

^§Difference-in-difference term, examining difference in steps over time between community-later and control groups.