The intelligence quotient of Thai children

บทคัดย่อ

Objective The objective of this study is to measure the intelligence quotient with sex,
educational level, educational type and region factor of children in Thailand.

Materials and methods The representative sampling was divided into Four-stage systematic sampling with probability proportional to size. The sampling was conducted on a 7,391 students, (3,933 males and 3,458 females) between the ages of 3-11 years in 15 provinces such as Bangkok, Chonburi, Nakon Ratchasima, Chiang Mai, Phetchaboon, and Songkla. All sampled students were in the pubic education system belonging to the Office of Primary Education Commission, Bangkok, the Office of Private Education Promotion Commission, the Department of Local Administration, and the Ministry of Interior. All subjects were interviewed by clinical psychologists during December 2005-February 2007. The test of the intelligent capability of children between the ages of 2-15 years developed by clinical psychologists of the Department of Mental Health was applied in this study.

Results Data were representative of 3 years to 12 years children in Thailand population but sex and educational type factors were not. The average intelligence quotient in Thai students is 103.1 (SD = 16.9); the elementary average was 110.7 (SD = 15.13), the primary school average
was 97.3 (SD = 16.0), the male average was 102.3 (SD = 16.9) and the female average was 103.9 (SD = 16.9). Bangkok was the best average intelligence among region factor. Demonstrated school was the best average intelligence among school type factor.

Conclusion The study found that the average intelligence quotient in kindergarten 1 ± grade 6 students between the ages of 3 - 12 years was 103.1. The elementary average intelligence quotient was higher than the primary school average intelligence quotient get that may show trend