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Table 4 Association of the socio-demographic, family domain, peer domain, personality domain, and behavioral domain factors with problematic social networking site usage (PSNSU)

From: Problematic social networking site usage and substance use by young adolescents

VARIABLES

MODALITIES

PSNSU Yes (n = 241)

p

SOCIO-DEMOGRAPHIC

Sex

Male (n = 653)

17.3%

0.085

Female (n = 591)

21.2%

Nationality

Italian (n = 969)

18.3%

0.002

Not Italian (n = 204)

27.9%

FAMILY DOMAIN

Father’s alcohol consumption

Yes (n = 363)

25.3%

< 0.001

No (n = 842)

16.3%

Mother’s alcohol consumption

Yes (n = 176)

25.0%

0.038

No (n = 1031)

18.3%

Sibling’s alcohol consumption

Yes (n = 42)

38.1%

0.001

No (n = 1005)

18.0%

Father’s smoking

Yes (n = 291)

26.1%

< 0.001

No (n = 964)

16.8%

Mother’s smoking

Yes (n = 183)

23.5%

0.093

No (n = 1075)

18.2%

Sibling’s smoking

Yes (n = 88)

33.0%

0.001

No (n = 1012)

18.0%

Weekly pocket money

1–10 €/week (n = 250)

17.6%

0.023

More than 10 €/week (n = 120)

28.3%

No (n = 894)

18.1%

PEER DOMAIN

Friends’ smoking

Yes (n = 352)

35.5%

< 0.001

No (n = 896)

12.6%

Friends’ alcohol consumption

Yes (n = 99)

49.5%

< 0.001

No (n = 1034)

16.5%

PERSONALITY DOMAIN

Obeying rules

Always obeys the rules (n = 886)

14.5%

< 0.001

No respect for rules (n = 360)

30.8%

Parish groups

Yes (n = 752)

16.1%

0.002

No (n = 507)

23.1%

Volunteering

Yes (n = 174)

19.9%

0.086

No (n = 1081)

14.4%

Artistic activities

Yes (n = 403)

15.4%

0.024

No (n = 853)

20.8%

Playing sport

Yes (n = 1085)

17.7%

0.002

No (n = 177)

27.7%

BEHAVIORAL DOMAIN

Returning home in the evenings

From 18 to 21:59 h (n = 665)

21.2%

0.028

After 22 h (n = 168)

29.2%

Hours of sleep

> 8 h (n = 1066)

15.9%

< 0.001

< 8 h (n = 195)

36.9%

Text messages sent

0–15 text messages (n = 297)

7.1%

< 0.001

16–99 text messages (n = 415)

19.3%

100–499 text messages (n = 314)

29.0%

≥500 text messages (n = 80)

47.5%

Gambling

Yes (n = 419)

26.7%

< 0.001

No (n = 845)

15.2%

Hours spent watching TV

From 30 min to 2 h / day (n = 721)

18.5%

0.009

More than 2 h / day (n = 333)

23.7%

Smoking in the last month

Yes (n = 90)

52.2%

< 0.001

No (n = 1175)

16.5%

Alcohol consumption in the last month

Yes (n = 229)

35.4%

< 0.001

No (n = 1036)

15.4%

Energy drinks consumption in the last month

Yes (n = 184)

39.7%

< 0.001

No (n = 1081)

15.5%

  1. The following variables were tested and found unassociated (p > 0.10) with PSNSU (data not shown): Separated parents, Rules for returning home, Older sibling > 13 years old, Size of group of friends, Decision-maker in group of friends, Hours spent playing with videogames, Education