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Evaluating the Construct Validity and Reliability Evidence of the Track and Field Sportrec Talent Test Battery (SRTTB) for Individuals with Intellectual Disabilities Abdullah, Nagoor Meera; Tumijan, Wahidah; Ab Rahman, Zarizi; Gazali, Novri; Sumartiningsih, Sri
Media Ilmu Keolahragaan Indonesia Vol. 15 No. 1 (2025): June 2025
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/miki.v15i1.31720

Abstract

  Talent identification in sport plays a strategic role in optimizing athletic potential while supporting inclusive participation for individuals with intellectual disabilities. The availability of valid and reliable assessment instruments remains essential to ensure accurate evaluation of physical performance capacities within this population. The present study examined the construct validity and test–retest reliability of the Track and Field SportRec Talent Test Battery (SRTTB), which was developed to assess fundamental physical abilities relevant to track and field performance among individuals with intellectual disabilities. The study involved 74 male students with intellectual disabilities aged 14–20 years from a special education school in Klang. Data were collected using a series of physical performance tests, including the standing long jump, 30 m sprint, push-up, seated medicine ball throw, standing overhead medicine ball throw, standing backward overhead medicine ball throw, and the 20 m intermittent test for estimating VO₂max. Statistical analyses were conducted using IBM SPSS version 30. Construct validity was evaluated through convergent and discriminant validity analyses, while test–retest reliability was assessed using intraclass correlation coefficients (ICC). The results demonstrated excellent reliability for the standing long jump (ICC = 0.94), 30 m sprint (0.89), push-up (0.97), standing overhead medicine ball throw (0.84), standing backward overhead medicine ball throw (0.91), and VO₂max (0.99). Moderate reliability was observed for the seated medicine ball throw (ICC = 0.70). Convergent validity analysis indicated strong correlations among physical performance measures, with correlation coefficients ranging from 0.885 to 0.996. Discriminant validity analysis revealed low correlations between the SRTTB components and unrelated constructs, indicating that each test captured a distinct dimension of physical performance. Overall findings support the SRTTB as a psychometrically sound instrument for repeated application in talent identification and athlete development programs involving individuals with intellectual disabilities.
Co-Authors A. Porto, Jerome A. Vergara, Lordinio Ab Rahman, Zarizi Abdullah, Khairul Hafezad Abidin, Noorasiah Zainal Ade Irma Agung Al Amin Ahmad Rahmadani Ahmad Rahmadani Alfi Candra Alficandra Ali , Syed Kamaruzaman Syed Aluwis Aluwis Alvi Renanda Anisa Putri Annisa Oktari Apriani, Leni Ardiah Juita Crisa Arianto Cutra Aslinda D, Daharis Demir, Gí¶ní¼l TekkurÅŸun Dermawan, M. Rian Dirmawanysah Dupri Dupri Dupri Edi Setiawan Edi Setiawan Edi Supriyadi Elgamar Syam Fadzli Shah Abd Aziz Feby Elra Perdima FIKRI HAIKAL Fikri, M Firanda, Muhammad Fiqih Hafid Dwi Saputra Hamdi, Liwa Ul Hannum Harahap, Latipa Hasrion Henjilito, Raffly Hofmeister, Martin Idawati . Idawati Idawati Idawati Idawati Idawati Idawati Indrayogi, Indrayogi Irhas Sawira Jodhipati, Alfitra Satrio Joseph Lobo Jumareng, Hasanuddin Kamaruzaman, Syed Khairul Hafezad Abdullah Khairullazi Khairullazi L. Tagare, Jr., Ruben Leni Apriani Leni Apriani Lobo, Joseph Lobo, Joseph T Longakit, Jet luchfi, muhammad M Fikri M. E. Winarno Maizal Irwanda Saputra Makorohim, M Fransazeli Medeirosd, Alexandre Igor Araripe Merlina Sari Mochamad Ridwan, Mochamad Mohd Izwan Shahril Muhammad Syofian Mujiono Mujiono Muksin, Muhammad Muspita Muspita Nagoor Meera Abdullah Nanda, Fitri Agung Nazirun, Novia Norazlinda Binti Saad Norazlinda Saad Nova Risma Novia Nazirun Novia Nazirun Nurafni Rodia Nurhuda Nurhuda Oki Candra Oki Candra, Oki Osiobe, Ejiro Uriri Perdima, Feby Elra Piranda, Muhammad Piqih Putera, Nico Adhiguna Putra, Yudi Rahim, Mohamad Rahizam Abdul Rahmadani, Ahmad Rahman, Zarizi Abd RAJIP MUSTAFILLAH RUSDIYANTO Rani Sugiarni Rapi Ardamis Rapindo Rapindo Rapindo Rapindo Rapindo, Rapindo Raul Guswandi Rifaldi Ripa'i, Ripa'i Risma, Nova Rodia, Nurafni Rola Angga Lardika Rometdo Muzawi, Rometdo Romi Cendra Romi Cendra Romi Cendra Romi Cendra Romi Cendra, Romi Rosita A. Hernani, Maria Rusmanto Rusmanto Saad, Norazlinda Sari, Jumita Sasmarianto, Sasmarianto Septiani, Desi Yulia Singha Tulyakul Solihin Sri Sumartiningsih Sri Wahyuni Sukaredo Sukaredo Sukaredo Sukaredo Sukaredo, Sukaredo Sulastio, Agus Toktong Parulian Tri Prasetyo Trias Agung Hutama Putra Trias Agung Hutama Putra Try Prasetyo Unang Rio Wahidah Tumijan Wildani, Lutfi Wisudarmantya, Yusuf Y. Touvan Juni Samodra Yoyon Efendi Yulianti, Mimi Yulingga Nanda Hanief Zainur, Zainur