Table 2.

Comparisons of the pretest and post-test outcome measures between the intervention and control groups

	Total (n = 242)				Intervention group Social media (n = 125)				Control group Traditional strategies (n = 117)
	Pretest	Posttest		Paired t-test	Pretest	Posttest		Paired t-test	Pretest	Posttest		Paired t-test
	Mean ± SD	Mean ± SD	Difference	p value	Mean ± SD	Mean ± SD	Difference	p value	Mean ± SD	Mean ± SD	Difference	p value
Self-perceived health status	2.44 ± 0.65	2.36 ± 0.66	-0.08	0.006	2.36 ± 0.65	2.30 ± 0.68	-0.06	0.194	2.52 ± 0.65	2.43 ± 0.63	-0.09	0.003
Self-perceived susceptibility	2.91 ± 0.66	2.98 ± 0.61	0.07	0.018	2.90 ± 0.64	3.04 ± 0.62	0.14	0.016	2.92 ± 0.68	2.92 ± 0.60	0.00	0.751
Self-perceived severity	3.09 ± 0.76	3.18 ± 0.78	0.09	0.049	3.10 ± 0.75	3.26 ± 0.81	0.16	0.051	3.08 ± 0.77	3.09 ± 0.73	0.01	0.686
Perceived barriers	2.57 ± 0.02	2.40 ± 0.03	-0.17	< 0.001	2.58 ± 0.34	2.27 ± 0.42	-0.30	< 0.001	2.56 ± 0.37	2.54 ± 0.38	-0.02	0.510
Cues to action	3.25 ± 0.57	3.29 ± 0.84	0.03	0.595	3.27 ± 0.62	3.42 ± 1.00	0.15	0.145	3.23 ± 0.51	3.13 ± 0.58	-0.1	0.026
Self-efficacy	2.84 ± 0.66	2.9 ± 0.58	0.08	0.112	2.90 ± 0.71	3.18 ± 0.46	0.28	0.001	2.77 ± 0.58	2.65 ± 0.57	-0.12	0.065
Healthy eating score	0.23 ± 0.19	0.33 ± 0.21	0.10	< 0.001	0.22 ± 0.19	0.39 ± 0.22	0.17	< 0.001	0.24 ± 0.18	0.25 ± 0.16	0.01	0.694

SD standard deviation