Čvorović, Aleksandar

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  • Čvorović, Aleksandar (3)
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Author's Bibliography

Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity

Kukić, Filip; Heinrich, Katie M.; Koropanovski, Nenad; Poston, Walker S. C.; Čvorović, Aleksandar; Dawes, Jay J.; Orr, Robin; Dopsaj, Milivoj

(Basel : MDPI, 2020-09-18)

TY  - JOUR
AU  - Kukić, Filip
AU  - Heinrich, Katie M.
AU  - Koropanovski, Nenad
AU  - Poston, Walker S. C.
AU  - Čvorović, Aleksandar
AU  - Dawes, Jay J.
AU  - Orr, Robin
AU  - Dopsaj, Milivoj
PY  - 2020-09-18
UR  - http://jakov.kpu.edu.rs/handle/123456789/1387
AB  - This study investigated differences in the body composition of police officers from different occupational groups and the moderation effects of leisure time physical activity (LTPA). A sample of 237 police officers (special anti-terrorist unit, gendarmerie, firefighters, and general duties) participated in the study. Body mass index (BMI), percent of body fat (%BF), percent of skeletal muscle mass (%SMM), and index of hypokinesia (IH) were assessed using a multichannel bioelectric impedance analyzer and officers reported the amount of LTPA using an international physical activity questionnaire. The sample was divided in three groups relative to LTPA, sedentary (0-149 min/week), moderately active (150-299 min/week), and very active (300+ min/week). Multiple analysis of variance (4 × 3) was used to analyze if occupational groups differed based solely on occupation, if officers from the same occupation differed in muscularity and fatness based on LTPA, and if any differences in body composition occurred between officers from different occupations with the same level of LTPA. Police officers from more physically demanding occupations demonstrated lower %BF and IH, while having higher %SMM. This was also observed among the officers of the same occupation who reported a higher LTPA, while officers who reported very high LTPA had similar body composition.
PB  - Basel : MDPI
T2  - International Journal of Environmental Research and Public Health
T1  - Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity
VL  - 17
IS  - 18
SP  - 6825
DO  - 10.3390/ijerph17186825
ER  - 
@article{
author = "Kukić, Filip and Heinrich, Katie M. and Koropanovski, Nenad and Poston, Walker S. C. and Čvorović, Aleksandar and Dawes, Jay J. and Orr, Robin and Dopsaj, Milivoj",
year = "2020-09-18",
abstract = "This study investigated differences in the body composition of police officers from different occupational groups and the moderation effects of leisure time physical activity (LTPA). A sample of 237 police officers (special anti-terrorist unit, gendarmerie, firefighters, and general duties) participated in the study. Body mass index (BMI), percent of body fat (%BF), percent of skeletal muscle mass (%SMM), and index of hypokinesia (IH) were assessed using a multichannel bioelectric impedance analyzer and officers reported the amount of LTPA using an international physical activity questionnaire. The sample was divided in three groups relative to LTPA, sedentary (0-149 min/week), moderately active (150-299 min/week), and very active (300+ min/week). Multiple analysis of variance (4 × 3) was used to analyze if occupational groups differed based solely on occupation, if officers from the same occupation differed in muscularity and fatness based on LTPA, and if any differences in body composition occurred between officers from different occupations with the same level of LTPA. Police officers from more physically demanding occupations demonstrated lower %BF and IH, while having higher %SMM. This was also observed among the officers of the same occupation who reported a higher LTPA, while officers who reported very high LTPA had similar body composition.",
publisher = "Basel : MDPI",
journal = "International Journal of Environmental Research and Public Health",
title = "Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity",
volume = "17",
number = "18",
pages = "6825",
doi = "10.3390/ijerph17186825"
}
Kukić, F., Heinrich, K. M., Koropanovski, N., Poston, W. S. C., Čvorović, A., Dawes, J. J., Orr, R.,& Dopsaj, M.. (2020-09-18). Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity. in International Journal of Environmental Research and Public Health
Basel : MDPI., 17(18), 6825.
https://doi.org/10.3390/ijerph17186825
Kukić F, Heinrich KM, Koropanovski N, Poston WSC, Čvorović A, Dawes JJ, Orr R, Dopsaj M. Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity. in International Journal of Environmental Research and Public Health. 2020;17(18):6825.
doi:10.3390/ijerph17186825 .
Kukić, Filip, Heinrich, Katie M., Koropanovski, Nenad, Poston, Walker S. C., Čvorović, Aleksandar, Dawes, Jay J., Orr, Robin, Dopsaj, Milivoj, "Differences in Body Composition across Police Occupations and Moderation Effects of Leisure Time Physical Activity" in International Journal of Environmental Research and Public Health, 17, no. 18 (2020-09-18):6825,
https://doi.org/10.3390/ijerph17186825 . .
1
15

Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load

Kukić, Filip; Koropanovski, Nenad; Janković, Radivoje; Čvorović, Aleksandar; Daves, Jay J.; Lockie, Robert G.; Robin, Orr M.

(Chile : Universidad de la Frontera, 2020)

TY  - JOUR
AU  - Kukić, Filip
AU  - Koropanovski, Nenad
AU  - Janković, Radivoje
AU  - Čvorović, Aleksandar
AU  - Daves, Jay J.
AU  - Lockie, Robert G.
AU  - Robin, Orr M.
PY  - 2020
UR  - http://jakov.kpu.edu.rs/handle/123456789/1368
AB  - Regardless of sex or body size, police tasks may require officers to change direction speed (CODS) under occupational
loads. The purpose of this study was to investigate body composition and CODS in female and male police cadets in both unloaded and
occupationally loaded conditions. Body composition and CODS of 51 female (FPC) and 70 male police cadets (MPC) were assessed. Six body
composition indices were used: Body mass index (BMI), percent body fat (PBF), percent of skeletal muscle mass (PSMM), protein fat index
(PFI), index of hypokinesia (IH), and skeletal muscle mass index (SMMI). The CODS was assessed by Illinois Agility Test (IAT) and IAT while
carrying a 10-kg load (LIAT). An independent sample t-test was used to identify the differences between the sexes. The regression determined
associations between body composition and LIAT. The alpha level was set at p < 0.05 a priori. MPC had significantly higher (p < 0.001) BMI,
PSMM, PFI and SMMI and lower PBF and IH than FPC. MPC were also faster in IAT and LIAT, carrying lower relative loads that imparted less
of an impact on CODS performance. Body composition was strongly associated with the time to complete LIAT (R2 = 0.671, p < 0.001).
Difference in relative load and body composition influenced CODS performance in both unloaded and loaded conditions. Thus, optimizing body
composition through increasing skeletal muscle mass and reducing fat mass could positively influence unloaded and loaded CODS performance
and improve elements of police task performance.
PB  - Chile : Universidad de la Frontera
T2  - International Journal of Morphology (Revista Internacional de Morfología)
T1  - Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load
T1  - Asociación de Diferencias Relacionadas con el Sexo en la Composición Corporal para Cambiar la Velocidad de Dirección de Oficiales de Policía Durante el Transporte de Carga
VL  - 38
IS  - 3
SP  - 731
EP  - 736
DO  - 10.4067/S0717-95022020000300731
ER  - 
@article{
author = "Kukić, Filip and Koropanovski, Nenad and Janković, Radivoje and Čvorović, Aleksandar and Daves, Jay J. and Lockie, Robert G. and Robin, Orr M.",
year = "2020",
abstract = "Regardless of sex or body size, police tasks may require officers to change direction speed (CODS) under occupational
loads. The purpose of this study was to investigate body composition and CODS in female and male police cadets in both unloaded and
occupationally loaded conditions. Body composition and CODS of 51 female (FPC) and 70 male police cadets (MPC) were assessed. Six body
composition indices were used: Body mass index (BMI), percent body fat (PBF), percent of skeletal muscle mass (PSMM), protein fat index
(PFI), index of hypokinesia (IH), and skeletal muscle mass index (SMMI). The CODS was assessed by Illinois Agility Test (IAT) and IAT while
carrying a 10-kg load (LIAT). An independent sample t-test was used to identify the differences between the sexes. The regression determined
associations between body composition and LIAT. The alpha level was set at p < 0.05 a priori. MPC had significantly higher (p < 0.001) BMI,
PSMM, PFI and SMMI and lower PBF and IH than FPC. MPC were also faster in IAT and LIAT, carrying lower relative loads that imparted less
of an impact on CODS performance. Body composition was strongly associated with the time to complete LIAT (R2 = 0.671, p < 0.001).
Difference in relative load and body composition influenced CODS performance in both unloaded and loaded conditions. Thus, optimizing body
composition through increasing skeletal muscle mass and reducing fat mass could positively influence unloaded and loaded CODS performance
and improve elements of police task performance.",
publisher = "Chile : Universidad de la Frontera",
journal = "International Journal of Morphology (Revista Internacional de Morfología)",
title = "Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load, Asociación de Diferencias Relacionadas con el Sexo en la Composición Corporal para Cambiar la Velocidad de Dirección de Oficiales de Policía Durante el Transporte de Carga",
volume = "38",
number = "3",
pages = "731-736",
doi = "10.4067/S0717-95022020000300731"
}
Kukić, F., Koropanovski, N., Janković, R., Čvorović, A., Daves, J. J., Lockie, R. G.,& Robin, O. M.. (2020). Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load. in International Journal of Morphology (Revista Internacional de Morfología)
Chile : Universidad de la Frontera., 38(3), 731-736.
https://doi.org/10.4067/S0717-95022020000300731
Kukić F, Koropanovski N, Janković R, Čvorović A, Daves JJ, Lockie RG, Robin OM. Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load. in International Journal of Morphology (Revista Internacional de Morfología). 2020;38(3):731-736.
doi:10.4067/S0717-95022020000300731 .
Kukić, Filip, Koropanovski, Nenad, Janković, Radivoje, Čvorović, Aleksandar, Daves, Jay J., Lockie, Robert G., Robin, Orr M., "Association of Sex-Related Differences in Body Composition to Change of Direction Speed in Police Officers While Carrying Load" in International Journal of Morphology (Revista Internacional de Morfología), 38, no. 3 (2020):731-736,
https://doi.org/10.4067/S0717-95022020000300731 . .
13

Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers

Orr, Robin M.; Kukić, Filip; Čvorović, Aleksandar; Koropanovski, Nenad; Janković, Radivoje; Dawes, Jay; Lockie, Robert

(Basel : MDPI, 2019-06-01)

TY  - JOUR
AU  - Orr, Robin M.
AU  - Kukić, Filip
AU  - Čvorović, Aleksandar
AU  - Koropanovski, Nenad
AU  - Janković, Radivoje
AU  - Dawes, Jay
AU  - Lockie, Robert
PY  - 2019-06-01
UR  - http://jakov.kpu.edu.rs/handle/123456789/1385
AB  - Female police officers may be required to pursue offenders on foot while wearing occupational loads. The aim of this study was to determine relationships between fitness measures and change of direction speed (CODS) in female police officers and the influence of their occupational loads. Retrospective data were provided for 27 female police officers (age = 32.19 ± 5.09 y, height = 162.78 ± 5.01 cm, and mass = 71.31 ± 13.42 kg) and included fitness measures of: lower-body power (standing long jump (SLJ)), upper-body and trunk muscle endurance (push-up (PU) and sit-up (SU)), aerobic power (estimated VO2max), and CODS (Illinois agility test). The CODS test was performed without and with occupational load (10 kg). Paired sample t-tests (between-load conditions) and Pearson's correlations (relationships between measures) were performed with linear regression analysis used to account for the contribution of measures to unloaded and loaded CODS performance. CODS was significantly slower when loaded (unloaded = ~23.17 s, loaded = ~24.14 s, p < 0.001) with a strong, significant relationship between load conditions (r = 0.956, p < 0.001). Moderate to strong, significant relationships were found between all fitness measures ranging from estimated VO2max (r = -0.448) to SU (r = -0.673) in the unloaded condition, with the strength of these relationships increasing in the loaded condition accounting for 61% to 67% of the variance, respectively. While unloaded agility test performance was strongly associated with loaded performance, female police officer CODS was significantly reduced when carrying occupational loads. A variety of fitness measures that influence officer CODS performances become increasingly important when occupational loads are carried.
PB  - Basel : MDPI
T2  - International Journal of Environmental Research and Public Health
T1  - Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers
VL  - 16
IS  - 11
SP  - 1947
DO  - 10.3390/ijerph16111947
ER  - 
@article{
author = "Orr, Robin M. and Kukić, Filip and Čvorović, Aleksandar and Koropanovski, Nenad and Janković, Radivoje and Dawes, Jay and Lockie, Robert",
year = "2019-06-01",
abstract = "Female police officers may be required to pursue offenders on foot while wearing occupational loads. The aim of this study was to determine relationships between fitness measures and change of direction speed (CODS) in female police officers and the influence of their occupational loads. Retrospective data were provided for 27 female police officers (age = 32.19 ± 5.09 y, height = 162.78 ± 5.01 cm, and mass = 71.31 ± 13.42 kg) and included fitness measures of: lower-body power (standing long jump (SLJ)), upper-body and trunk muscle endurance (push-up (PU) and sit-up (SU)), aerobic power (estimated VO2max), and CODS (Illinois agility test). The CODS test was performed without and with occupational load (10 kg). Paired sample t-tests (between-load conditions) and Pearson's correlations (relationships between measures) were performed with linear regression analysis used to account for the contribution of measures to unloaded and loaded CODS performance. CODS was significantly slower when loaded (unloaded = ~23.17 s, loaded = ~24.14 s, p < 0.001) with a strong, significant relationship between load conditions (r = 0.956, p < 0.001). Moderate to strong, significant relationships were found between all fitness measures ranging from estimated VO2max (r = -0.448) to SU (r = -0.673) in the unloaded condition, with the strength of these relationships increasing in the loaded condition accounting for 61% to 67% of the variance, respectively. While unloaded agility test performance was strongly associated with loaded performance, female police officer CODS was significantly reduced when carrying occupational loads. A variety of fitness measures that influence officer CODS performances become increasingly important when occupational loads are carried.",
publisher = "Basel : MDPI",
journal = "International Journal of Environmental Research and Public Health",
title = "Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers",
volume = "16",
number = "11",
pages = "1947",
doi = "10.3390/ijerph16111947"
}
Orr, R. M., Kukić, F., Čvorović, A., Koropanovski, N., Janković, R., Dawes, J.,& Lockie, R.. (2019-06-01). Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers. in International Journal of Environmental Research and Public Health
Basel : MDPI., 16(11), 1947.
https://doi.org/10.3390/ijerph16111947
Orr RM, Kukić F, Čvorović A, Koropanovski N, Janković R, Dawes J, Lockie R. Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers. in International Journal of Environmental Research and Public Health. 2019;16(11):1947.
doi:10.3390/ijerph16111947 .
Orr, Robin M., Kukić, Filip, Čvorović, Aleksandar, Koropanovski, Nenad, Janković, Radivoje, Dawes, Jay, Lockie, Robert, "Associations between Fitness Measures and Change of Direction Speeds with and without Occupational Loads in Female Police Officers" in International Journal of Environmental Research and Public Health, 16, no. 11 (2019-06-01):1947,
https://doi.org/10.3390/ijerph16111947 . .
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