Characteristics | % | Mean | SD | n (response rate) | Chronbach’s Alpha |
---|---|---|---|---|---|
Socio-demographics | |||||
Gender | 470 (99.8 %) | ||||
Boy | 32.9 % | ||||
Girl | 66.9 % | ||||
Age (14-18) | 16.21 | 1.13 | 471 (100 %) | ||
Type of school | 471 (100 %) | ||||
Grammar | 51.2 % | ||||
Modern | 42.9 % | ||||
Technical | 5.9 % | ||||
Health risk behaviours | |||||
Smoking | 464 (98.5 %) | ||||
No | 64.7 % | ||||
Yes | 33.1 % | ||||
Alcohol use | 463 (98.3 %) | ||||
No | 30.1 % | ||||
Yes | 67.3 % | ||||
Social psychological variables | |||||
Need to belong (10-50) | 34 | 5.7 | 440 (93.4 %) | 0.60 | |
Loneliness (20-80) | 32 | 8 | 402 (85.4 %) | 0.85 | |
Shyness (13-65) | 29.5 | 8.3 | 395 (83.9 %) | 0.78 | |
Competitiveness (14-70) | 44 | 10.1 | 411 (87.3 %) | 0.84 | |
Social behavioural variables | |||||
Best friend’s smoking | 456 (96.8 %) | ||||
No | 51.4 % | ||||
Yes | 45.4 % | ||||
Best friend’s alcohol use | 450 (95.5 %) | ||||
No | 24.2 % | ||||
Yes | 71.3 % | ||||
Friends’ smoking | 442 (93.8 %) | ||||
None/Minority of friends | 49.5 % | ||||
Half of friends | 20.6 % | ||||
Majority/All of friends | 23.8 % | ||||
Friends’ alcohol use | 452 (96 %) | ||||
None/Minority of friends | 64.1 % | ||||
Half of friends | 11.9 % | ||||
Majority/All of friends | 20 % |