Table 1.

Samples demographic situation, socio-economic factors and health status (n=497)

Variables
Sex	FemaleMale	286(57.5)211(42.5)
Age groups (years old)	15-2526-3536-4546-5556-65	114(22.9)125(25.2)95(19.1)86(17.3)77(15.5)
Living area	UrbanRural	252(50.7)245(49.3)
job	Unemployed & housewivesStudent or collegianFarmerWorkerStaffSelf-employed	116(23.3) 48(9.7)24(4.8)26(5.2)123(24.7)160(32.2)
Education level	IlliterateElementaryMiddle & High schoolDiplomaPostgraduate	13(2.6)40(8)81(16.3)183(36.8)180(36.2)
History of	gastrointestinal diseases Gastrointestinal drugs Cigarette smoking and tobacco Oral diseases	91(18.3) 108(21.8) 57(11.5) 70(14.1)
Hygienic status	Access to sanitary drinking water	475(95.6)