Construct Validity of the Test of Gross Motor Development: A Cross-Validation Approach

2002 ◽  
Vol 19 (4) ◽  
pp. 483-495 ◽  
Author(s):  
Christina Evaggelinou ◽  
Nikolaos Tsigilis ◽  
Areti Papa

This study was designed to examine the underlying structure of the Test of Gross Motor Development (TGMD) in Ulrich (1985). The TGMD was administered to 644 children who were randomly divided into two groups (calibration group and validation group). The calibration group (n = 324) included 150 boys and 174 girls, and the validation group included 160 boys and 160 girls, ranging from 3 to 10 years. A two-factor model was postulated and supported. According to the model, seven variables measuring children’s ability for moving into space loaded on one factor (locomotor skills), while five variables measuring children’s ability for controlling objects loaded on the other factor (object control skills). In addition, the proposed model was found to be invariant across the two groups. Good cross-generalizability of the TGMD appears to support its validity. Physical educators working with young children may use it with confidence when assessing and planning physical education programs involving locomotor and object control skills.

Author(s):  
Sedigheh Salami ◽  
Paulo Felipe Ribeiro Bandeira ◽  
Cristiano Mauro Assis Gomes ◽  
Parvaneh Shamsipour Dehkordi

Aim: To examine the latent structure of the Test of Gross Motor Development—Third Edition (TGMD-3) with a bifactor modeling approach. In addition, the study examines the dimensionality and model-based reliability of general and specific contributions of the test’s subscales and measurement invariance of the TGMD-3. Methods: A convenience sample of (N = 496; Mage = 7.23 ± 2.03 years; 53.8% female) typically developed children participated in this study. Three alternative measurement models were tested: (a) a unidimensional model, (b) a correlated two-factor model, and (c) a bifactor model. Results: The totality of results, including item loadings, goodness-of-fit indexes, and reliability estimates, all supported the bifactor model and strong evidence of a general factor, namely gross motor competence. Additionally, the reliability of subscale scores was poor, and it is thus contended that scoring, reporting, and interpreting of the subscales scores are probably not justifiable. Conclusions: This study shows the advantages of using bifactor approach to examine the TGMD-3 factor structure and suggests that the two traditionally hypothesized factors are better understood as “grouping” factors rather than as representative of latent constructs. In addition, our findings demonstrate that the bifactor model appears invariant for sex.


Author(s):  
Soyang Kwon ◽  
Meghan O’Neill

The first aim of this study was to examine the prevalence of below average gross motor skills in a representative sample of US children aged 3 to 5 years. The second aim was to identify socioeconomic and familial characteristics that are associated with below average gross motor skills. Secondary analysis was conducted using the datasets from the 2012 National Health and Examination Survey National Youth Fitness Survey (NNYFS). The NNYFS assessed gross motor skills among 329 children aged 3–5 years, using the Test of Gross Motor Development-Second Edition (TGMD-2). Socioeconomic and familial characteristics of interest, such as family income and family structure, were asked in an in-person interview. This study estimated that one in three US children age 3 to 5 years old (33.9%) scored below average for gross motor quotient. In the gross motor subsets, one in four (24.4%) scored below average for locomotion and two in five (39.9%) scored below average for object control. Children living below the poverty threshold were more likely to have a higher gross motor quotient (odds ratio, OR = 2.76; 95% confidence interval, CI = 1.09–7.00). Girls were more likely to have a higher locomotor score (OR = 2.17; 95% CI = 1.10–4.25). Those living with other child(ren) aged ≤5 years were more likely to have a higher locomotor score (OR = 2.36; 95% CI = 1.01–5.54), while those living with child(ren) aged 6–17 years were more likely to have a higher object control score (OR = 1.83; 95% CI = 1.24–2.69). This study revealed risk factors associated with poor gross motor development, furthering our understanding of gross motor development in early childhood.


2017 ◽  
Vol 5 (1) ◽  
pp. 15-28 ◽  
Author(s):  
Nadia C. Valentini ◽  
Larissa W. Zanella ◽  
E. Kipling Webster

The Test of Gross Motor Development is used to identify children’s level of motor proficiency, specifically to detect motor delays. This study aimed to translate the TGMD-3 items and assess reliability and content and construct validity for the TGMD-3 in Brazil. A cross-cultural translation was used to generate a Brazilian Portuguese version of the TGMD-3. The validation process involved 33 professionals and 597 Brazilian children (ages 3–10) from the five main geographic regions of Brazil. The results confirmed language clarity and pertinence, as well as face validity of the TGMD-3. High intrarater (.60 to .90) and interrater (.85 to .99) reliability was evident, and test-retest temporal stability was confirmed (locomotor .93; ball skills .81). Adequate internal consistency was present for the skills-to-test and subtests correlations (TGMD-3-BR: α .74; locomotor skills: α .63; ball skills: α .76) and performance-criteria-to-test and -subtest correlations (TGMD-3: α .93; locomotor skills: .90; ball skills: .88). Confirmatory factor analysis supported the construct validity of a two-factor model (RMSEA = .04, 90% confidence interval: .03 to .05; CFI = .94; NFI = .91; TLI = .92; GFI = .94; AGFI = .92). The TGMD-3 is a valid and reliable instrument for Brazilian children.


2020 ◽  
Vol 8 (1) ◽  
pp. 107-125 ◽  
Author(s):  
Stephanie C. Field ◽  
Christina B. Esposito Bosma ◽  
Viviene A. Temple

When a test is revised, it is important that test users are made aware of the comparability of scores of the new and the original test. We examined how scores on the Test of Gross Motor Development–Second Edition (TGMD-2) and Test of Gross Motor Development–Third Edition (TGMD-3) compared among children in middle childhood. Participants were 270 children recruited in grade 3 (54% female; Mage = 8 years 6 months) and followed through grade 5. Participants completed the skills of both tests. Subtest scores were converted into percent of maximum possible (POMP) scores to facilitate comparison. Although similar, uniformly the TGMD-3 POMP scores were slightly lower. Repeated measures analyses of variance revealed that locomotor subtest scores derived from both tests improved from grade 3 to grade 5, as did TGMD-3 assessed ball skills. However, there was no difference in TGMD-2 assessed object control skills over time. It appears that under-contribution by the underhand roll suppressed the trajectory of improvement of TGMD-2 assessed object control skills. This finding supports the exclusion of the roll from the TGMD-3. The consistent pattern of sex-based differences in TGMD-2 object control skill and TGMD-3 ball skills reinforces the need for male and female norm-reference data for ball skills.


2017 ◽  
Vol 5 (1) ◽  
pp. 45-58 ◽  
Author(s):  
E. Kipling Webster ◽  
Dale A. Ulrich

With recent revisions, the evaluation of the reliability and validity of the Test of Gross Motor Development—3rd edition (TGMD-3) is necessary. The TGMD-3 was administered to 807 children (M age = 6.33 ± 2.09 years; 52.5% male). Reliability assessments found that correlations with age were moderate to large; ball skills had a higher correlation (r = .47) compared with locomotor skills (r = .39). Internal consistency was very high in each age group and remained excellent for all racial/ethnic groups and both sexes. Test-retest reliability had high ICC agreements for the locomotor (ICC = 0.97), ball skills (ICC = 0.95), and total TGMD-3 (ICC = 0.97). For validity measures, the TGMD-3 had above acceptable item difficulty (range = 0.43–0.91) and item discrimination values (range = 0.34–0.67). EFA supported a one-factor structure of gross motor skill competence for the TGMD-3 with 73.82% variance explained. CFA supported the one-factor model (χ2(65) = 327.61, p < .001, CFI = .95, TLI = .94, RMSEA = .10), showing acceptable construct validity for the TGMD-3. Preliminary results show the TGMD-3 exhibits high levels of validity and reliability, providing confidence for the usage and collection of new norms.


2001 ◽  
Vol 18 (4) ◽  
pp. 405-416 ◽  
Author(s):  
Sheri L. Berkeley ◽  
Lauriece L. Zittel ◽  
Lisa V. Pitney ◽  
Stacia E. Nichols

The purpose of this study was to examine the locomotor and object control skills of children, ages 6–8 years, with autism and to compare their performances with the norms reported by Ulrich (1985) for the Test of Gross Motor Development (TGMD). Consistent with trends from the general population, differences were found between boys (n = 10) and girls (n = 5) with the largest differences found in the object control skill performances. Overall fundamental skill delays were demonstrated by 73% of all participants, placing them in the poor and very poor TGMD performance categories. These findings support the need to assess the gross motor skills of young children with autism in addition to other developmental skill areas outlined in diagnostic manuals.


2018 ◽  
Vol 7 (1) ◽  
Author(s):  
Yasminder Kaur Mahinderjit Singh ◽  
Denise Koh Choon Lian

Gross motor development is an essential factor for specific skills required in different sports. This study aimed at assessing the level of gross motor development of school children in the district of Kuala Pilah. The objectives of this study are to identify the level of locomotor and object control amongst the children in the area, identifying the different developments of gross motor skills amongst children based on their gender and identifying the different developments of gross motor skills amongst the children based on the location of the schools. This study is non-trivial as the development of gross motor control in children are significant for their involvement in sports, games and recreational activities. Failure to control motor skills may have an impact on the children in the context of their daily interactions, self-confidence, and learning ability. This study involves 160 children aged 7 years old pooled from 8 different primary schools. The data collected was analysed based on the TGMD (Test of Gross Motor development) and interpreted via the GMQ (Gross Motor Quotients). The result from the t-test suggests that there is no significant difference between the genders concerning the gross motor development of children in the district of Kuala Pilah. However, if was found that there is a significant differences between children of urban and rural schools based on the measured gross motor development. 


Author(s):  
Mehmet Imamoglu ◽  
Mehmet Akif Ziyagil

This study investigates the effect of eight weeks traditional education (TE) and computer assisted education (CAE) with controls on the development of fundamental movement skills in 22 boys and 33 girls aged 5-6 years. This study showed CAE had higher improvements than TE in the sub-dimension of locomotor contrary to the higher improvements of in the object control and Test of Gross Motor Development (TGMD-2) in males. CAE in females had higher improvements than TE in the means of locomotor, object control and TGMD-2. In conclusion, CAE is more effective in the means of sprint, hop, side gallop, catch, kick, throw and TE is more efficient in the means of leap and two hands strike in boys. CAE is also more efficient in the means of leap, side gallop, and two hands strike, catch, throw and TE is more efficient in the means of sprint, hop and kick in girls. Keywords: Locomotor, object control skills, children, TGMD-2.


2020 ◽  
Author(s):  
Sedigheh Salami ◽  
Paulo Felipe Ribeiro Bandeira ◽  
Cristiano Mauro Assis Gomes ◽  
Parvaneh Shamsipour Dehkordi

Aim: To examine the latent structure of the Test of Gross Motor Development, 3rd Edition (TGMD-3) with a bifactor modeling approach. Furthermore, the study examines the dimensionality, model-based reliability of general and specific contributions of the test's subscales and measurement invariance of the TGMD-3. Methods: Using a sample of 496 Iranian children (M age = 7.23±2.03 years; 53.8 female) from the five main geographic regions of Tehran city, three alternative measurement models were tested: (a) a unidimensional model, (b) a correlated 2-factor model, (c) a bifactor model. Results: The totality of results including item loadings, goodness-of-fit indexes and reliability estimates all supported the bifactor model and strong evidence of general fundamental movement factor. Additionally, the reliability of subscale scores was poor, it is thus contended that scoring, reporting and interpreting of the subscales scores are probably not justifiable. Suggesting that the 2 traditionally hypothesized factors are better understood as “grouping” factors rather than as representative of latent constructs. Furthermore, the bifactor model appears invariant for gender. Conclusion: This study is the first to address the bifactor model and new insights regarding the application and interpretation of the test battery most widely used with children.


1997 ◽  
Vol 84 (3) ◽  
pp. 867-870 ◽  
Author(s):  
Rebecca J. Woodard ◽  
Paul R. Surburg

The purpose of this study was to compare the performance of fundamental gross motor skills by 10 girls and 10 boys, 7 yr. old, with learning disabilities. Their skills were assessed on the Test of Gross Motor Development. The boys achieved significantly higher mean scores than the girls on the subtests of Locomotor Skills and Object Control Skills, and on the Gross Motor Development Quotient.


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