. 2019 Apr 9;7(4):e11720. doi: 10.2196/11720

Table 2.

Estimated means and mean difference per outcome in the electronic message group versus the control group.

Outcome		Electronic message (n=88), mean (SD)	Control (n=88), mean (SD)	Mean difference	95% CI	P value
Outcome		Electronic message (n=88), mean (SD)	Control (n=88), mean (SD)	Mean difference	95% CI	P value	Class attendance	57.0 (29.6)	52.4 (31.2)	4.6	−4.4 to 13.7	.31
Diet adherence (average g/day at 12 months)
	Low carb (n=82)	133.7 (49.2)^a	136.2 (63.3)^b	−2.5	−29.9 to 24.8	.85
	Low fat (n=94)	63.6 (23.44)^c	57.43 (26.8)^d	6.2	−4.1 to 17.0	.26
Weight change (kg)		1.9 (4.3)	1.6 (3.4)	0.3	−1.0 to 1.5	.68

^an=43.

^bn=39.

^cn=45.

^dn=49.