scholarly journals Reliability and validity of psychosocial and environmental correlates measures of physical activity and screen-based behaviors among Chinese children in Hong Kong

Author(s):  
Ya-Jun Huang ◽  
Stephen H Wong ◽  
Jo Salmon ◽  
Stanley S Hui
2009 ◽  
Vol 21 (3) ◽  
pp. 339-353 ◽  
Author(s):  
Y.J. Huang ◽  
Stephen H.S. Wong ◽  
Jo Salmon

This study aimed to examine the reliability and validity of the modified Children’s Leisure Activities Study Survey (CLASS) Chinese-version questionnaire in assessing physical activity among Hong Kong Chinese Children. Test-retest reliability was examined in 84 boys and 136 girls aged 9–12 years by comparing data from two administrations of the survey conducted one week apart. Validity was determined by comparing data from the second administration with accelerometer estimates. The results suggested that the questionnaire provided reliable and valid estimates in overall physical activity patterns in Hong Kong Chinese children. However, substantial overestimation was observed in vigorous activity.


2010 ◽  
Vol 42 ◽  
pp. 738
Author(s):  
Ya Jun Huang ◽  
Stephen H.S. Wong ◽  
Jo Salmon

2017 ◽  
Vol 29 (1) ◽  
pp. 161-168 ◽  
Author(s):  
Wendy Y. Huang ◽  
Stephen H. Wong ◽  
Gang He

This study investigated the association between a change in travel mode to school and one-year changes in physical activity (PA) among children in Hong Kong. Data from 677 children aged 7–10 years (56% boys) who participated in the Understanding Children’s Activity and Nutrition (UCAN) study were analyzed. During the 2010/11 and 2011/12 school years, the children wore an accelerometer for a week and their parents completed a questionnaire about the children’s modes of travel to school and nonschool destinations. Associations between a change in the mode of travel to school and changes in moderate-to-vigorous PA (MVPA) were determined using linear mixed models, adjusting for covariates. Compared with children who consistently used passive travel modes, a change from passive to active travel to school was positively associated with changes in the percentage of time spent in MVPA (b = 1.32, 95% CI = 0.63, 2.02) and MVPA min/day (b = 10.97, 95% CI = 5.26, 16.68) on weekdays. Similar results were found for weekly MVPA. Promoting active travel to school may help to combat age-related decline in PA for some Chinese children. However, maintaining active travel to school may not be sufficient to halt the decreasing trend in MVPA with age.


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Gang He ◽  
Wendy Huang ◽  
Jo Salmon ◽  
Stephen H. S. Wong

Abstract Background The physical activity-environment relationship has been infrequently investigated in Chinese children. Reliable and valid environmental measures specific to the age group and the local context are crucial for better understanding this relationship. The purposes of this study were to adapt the Neighborhood Environment Walkability Scale for youth (NEWS-Y) for Chinese children (termed NEWS-CC), and to examine the reliability and factorial validity of the NEWS-CC. Methods The development of the NEWS-CC involved the translation of the NEWS-Y to Chinese and the addition of nine new items capturing Hong Kong specific environmental attributes which were generated in our previous study. A total of 953 Hong Kong children aged 9–14 years volunteered to complete the NEWS-CC twice with 7–14 days apart. Confirmatory factor analysis (CFA) was performed to examine the factorial validity of the NEWS-CC. Test-retest reliability of subscales and individual items in the NEWS-CC was examined by intraclass correlation coefficients (ICCs). Results The CFA identified a 7-factor measurement model for the NEWS-CC which fitted the data well, with an additional “pollution” factor not included in the original NEWS-Y. The final NEWS-CC consisted of 67 items in 10 subscales. The test-retest reliability of subscales (range of ICC = 0.47–0.86) and individual items (range of ICC = 0.41–0.79) in the final NEWS-CC was moderate to good. Conclusion The results of this study support the psychometric properties of the NEWS-CC. The NEWS-CC can be used to assess physical activity-related neighborhood environment among children in Hong Kong, as well as cities that share similar urban forms with Hong Kong.


2016 ◽  
Vol 26 (1-2) ◽  
pp. 190-201 ◽  
Author(s):  
Katherine KW Lam ◽  
Li Ho Cheung William ◽  
Ka Yan Eva Ho ◽  
Oi Kwan Joyce Chung ◽  
Chi Fung Godfrey Chan

2002 ◽  
Vol 14 (3) ◽  
pp. 286-296 ◽  
Author(s):  
Ann V. Rowlands ◽  
Roger G. Eston ◽  
Lobo Louie ◽  
David K. Ingledew ◽  
Kwok K. Tong ◽  
...  

The aim of this study was to investigate the relationship between habitual physical activity and body fatness in Hong Kong Chinese children. Fifty children aged 8–11 yrs wore a uniaxial accelerometer for 7 days to determine physical activity levels. The sum of seven skinfolds was used to estimate body fatness. Activity counts summed over 1 day (299384 – 140427, mean – SD) were similar to activity counts recorded in previous studies. Activity correlated significantly negatively with sum of skinfolds in boys (r = –.50, N = 24, P < .05) but not girls. In conclusion this study supports a negative relationship between physical activity and body fatness in Hong Kong Chinese boys.


2010 ◽  
Vol 15 (3) ◽  
pp. 331-346 ◽  
Author(s):  
Amy S. Ha ◽  
Doune Macdonald ◽  
Bonnie O. H. Pang

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