. 2017 Apr 16;3:2055207617699766. doi: 10.1177/2055207617699766

Table 6.

Pearson correlational analysis of social media usage, hours of sleep and daytime sleepiness (Cleveland Adolescent Sleepiness Questionnaire (CASQ)).

	Time spent on SNS	Stayed up late to access SNS	Hours of sleep at night	Total CASQ
Time spent on SNS	1	0.275^a	−0.067^b	0.119^a
Stayed up late to access SNS	0.275^a	1	−0.179^a	0.184^a
Hours of sleep at night	−0.067^b	−0.179^a	1	−0.162^a
Total CASQ	0.119^a	0.184^a	−0.162^a	1

SNS: social networking site.

Correlation is significant at the 0.01 level (two-tailed).

Correlation is significant at the 0.05 level (two-tailed).