Table 1.

Sociodemographic characteristics.

Characteristics	N (%)
Age (years old)
14	198 (16.4)
15	416 (34.7)
16	380 (31.7)
17	206 (17.2)
Sex
Male	442 (36.8)
Female	758 (63.2)
Ethnicity
Palembang	872 (72.7)
Others	328 (27.3)
Family history of hypertension
Present	444 (37)
Absent	756 (63)
Hypertensive father
Yes	260 (21.7)
No	940 (78.3)
Hypertensive mother
Yes	248 (20.7)
No	952 (79.3)