Table 3.

Positive emotion^a and usage among a sample of Happify users over the course of 8 weeks.

Time point		No.	Mean	SD
Positive emotion scores
	Baseline	152,747	38.56	19.38
	2 weeks	148,740	42.46	19.68
	4 weeks	52,177	45.29	19.80
	6 weeks	25,435	47.46	19.73
	8 weeks	15,140	49.03	19.63
Usage (visits/week)
	Baseline	152,747	5.19	5.11
	2 weeks	152,747	4.39	11.40
	4 weeks	152,747	2.06	8.26
	6 weeks	152,747	1.25	6.45
	8 weeks	152,747	0.85	5.15

^aScored on a scale of 1–100 in the Happify Scale.