International Journal of Clinical Preventive Dentistry

Table. 1. Table 1

Age and gender distribution of study participants

Age	Vientiane		Urban area		Rural area

Total	Male	Female	Total	Male	Female	Total	Male	Female
Total	344	145	198		168	70	98		175	75	100
6-year-old	121	52	69		52	21	31		69	31	38
12-year-old	138	58	79		74	35	39		63	23	40
15-year-old	85	35	50		42	14	28		43	21	22