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. 2020 Jun 15;20:304. doi: 10.1186/s12888-020-02726-6

Table 1.

Sociodemographic characteristics of the sample population

Frequency (%)
Gender
 Male 844 (46.7%)
 Female 963 (53.3%)
Parents status
 Living together 1581(88.1%)
 Separate 213 (11.9%)
Smoking status
 Yes 468 (25.9%)
 No 1342 (74.1%)
Mean ± SD
Age (years) 15.42 ± 1.14
Body Mass Index (kg/m2) 21.95 ± 4.21
Household crowding index 1.01 ± 0.64