Table 5.

Results of logistic regression for Communicating electronic media/EMC and studying times during on weekdays (0–119 = 0, 120 and over = 1)

	Communicating electronic media/EMC		Studying duration
	OR (95% CI)	P	OR (95% CI)	P
Sex
Girl	Ref. (1)		Ref. (1)
Boy	1.11 (0.71–1.71)	0.677	0.58 (0.35–0.94)	0.028
Age (year)
2–4	Ref. (1)		Ref. (1)
5–11	4.83 (1.52–5.38)	0.008	2.27 (0.49–10.63)	0.296
12 and above	3.76 (1.22–4.91)	< 0.001	3.52 (1.19–7.15)	0.029
Mother education (year)
15 and above	Ref. (1)
13–14	1.22 (0.61–2.49)	0.582	2.10 (0.83–5.28)	0.113
12	1.10 (0.39–1.81)	0.665	1.36 (0.60–3.88)	0.404
0–11	1.45 (0.62–3.42)	0.385	1.60.67–3.73)	0.285
Mother job
Employed	Ref. (1)		Ref. (1)
Unemployed	1.22 (0.68–2.49)	0.582	1.37 (0.64–2.90)	0.411
FAS(item)
Low (8–25)	Ref. (1)		Ref. (1)
Moderate (26–42)	2.52 (1.54–4.11)	< 0.001	2.92 (1.58–5.39)	0.001
High(43 and above)	5.53 (1.80–15.89)	0.003	4.17 (1.55–11.28)	0.005
Parent behavioral style
Setting regulations	7.95 (0.61–1.04)	0.099	1.11 (0.79–1.43)	0.670
Threat/Punishment	1.07 (0.92–1.26)	0.365	1.11 (0.91–1.33)	0.903
Logical style Parent knowledge the recommended time	1.01 (0.7–1.18)	0.482	0.693 (0.533–0.901)	0.006
< 2 year
Know	Ref. (1)		Ref. (1)
Don’t know	0.512 (0.28–0.91)	0.922	1.00 (0.54–1.88)	0.988
2–4 year
Know	Ref. (1)
Don’t know	1.27 (0.55–2.97)	0.574	3.03 (1.06–8.67)	0.030
5 year and above
know	Ref. (1)		Ref. (1)
Don’t know	1.53 (0.69–3.74)	0.305	0.625 (0.23–1.65)	0.343

EMC Electronic Media Communication, OR Odds Ratio adjusted for child sex and age, mother age, job and education years, FAS, parent knowledge, behavioral style, and parent-child communication, Ref Reference group, FAS Family Affluence Scale