. 2014 Dec 22;2:286. doi: 10.3389/fpubh.2014.00286

Table 3.

SQD mental health outcomes (depression, PTSD) by online social network use and gender.

	More likely to be depressed	Less likely to be depressed
Depression^a
Males
Users	20	201	221
Non-users	67	135	202
	87	336	423
Females
Users	25	170	195
Non-users	113	75	188
	138	245	383

	Moderately or severely affected	Slightly or not affected

Ptsd^b
Males
Users	44	177	221
Non-users	74	128	202
	118	305	423
Females
Users	43	152	195
Non-users	88	100	188
	131	252	383

^aCochran-Mantel-Haenszel chi-square test = 123.1; p < 0.0001.

^bCochran-Mantel-Haenszel chi-square test = 38.9; p < 0.0001.