Table 2 Characteristics of current smokers about cigarette consumption
P-value (test; value; df) | ||
|---|---|---|
Age of starting regular smoking | 14.6 ±1.7 years | |
Everyday cigarette use (cigarettes/day) | 2,245 (15.7 ±10.6) | |
12–15 years old | 334 (12.4 ±11.1) | <0.001 (Mann Whitney U test;8.17;na) |
16–18 years old | 1,885 (16.3 ±10.5) | |
Males | 1,365 (16.6 ±11.3) | <0.001 (Mann Whitney U test; 4.57;na) |
Females | 869 (14.3 ±9.4) | |
Current smokers but not everyday use (cigarettes/last month) | 414 (40.1 ±72.9) | |
≥ 15 cigarettes per day | 1,179/2,219 (53.1%) | |
12–15 years old | 128 (38.3%) | <0.001 (χ2;34.63;1) |
16–18 years old | 1,051 (55.8%) | |
≥ 15 cigarettes per day and the first cigarette within 30–60 min after awaking in the morning | 882 (32.8%) | |
Tried to quit during the last 12 months | 1,116/2,653 (42.1%) | |
Their parents are aware that they smoke | 1,706/2,647 (64.5%) |