Validity and reliability of TGMD-2 Surakarta children aged 7-10 years

Ismaryati Ismaryati (Universitas Sebelas Maret Surakarta, Indonesia)
Bambang Wijanarko (Universitas Sebelas Maret Surakarta, Indonesia)
Islahuzzaman Nuryadin (Universitas Sebelas Maret Surakarta, Indonesia)
Rumi Iqbal Doewes (Universitas Sebelas Maret Surakarta, Indonesia)
Muhammad Muhyi (Universitas PGRI Adi Buana Surabaya, Indonesia)

Indonesian Journal of Research in Physical Education, Sport, and Health
Vol. 1 No. 1 (2023): Indonesian Journal of Research in Physical Education, Sport, and Health (IJRPES

Motor assessment tests are widely used in many countries, including the Gross Motor Development Test 2 (TGMD-2). TGMD-2 is the most frequently used test to measure children's gross motor development in many countries. The purpose of this research is to be investigated whether TGMD-2 is suitable for measuring gross motor development in Surakarta boys aged 7-10 years. The participants involved in this study were 355 boys aged between 7-10 years, who attended state elementary school. Construct validity was calculated by Exploratory Factor Analysis, and reliability by Cronbach's Alpha. The result of the calculation is average Keyser-Meyer-Olkin (KMO) value is 0.837. This figure indicates that TGMD-2 is good for confirmation purposes. While the reliability is 0.743, categorized as medium. In conclusion, thus it can be concluded that TGMD-2 can used to assess gross motor development of the studied population.