Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study

dc.contributor.authorChiwaridzo, Matthew
dc.contributor.authorNaidoo, Nirmala
dc.date.accessioned2015-12-07T03:46:18Z
dc.date.available2015-12-07T03:46:18Z
dc.date.issued2015-12-01
dc.date.updated2015-12-01T19:02:50Z
dc.description.abstractBackground: Recurrent non-specific low back pain (NSLBP) is increasingly becoming common among adolescents worldwide. A recent study in Zimbabwe showed a relatively high prevalence (28.8 %) among high school students. Influential associated factors, however, remain unclear. This is a significant shortcoming. The aim was to determine personal or lifestyle-related factors associated with recurrent NSLBP among high school adolescents in Harare, Zimbabwe. Methods: This study was part of a large epidemiological study conducted in two continuous parts. Part one sought to determine self-reported associated factors among 532 participants (mean age =16 ± 1.72 years) drawn randomly from selected government schools using a reliable and content-validated questionnaire (Kappa coefficient, k = 0.32–1). Part two purposively identified adolescents (N = 64, median age =17 years, interquartile range, IQR = 15–18 years) with a history of ‘severe’ recurrent NSLBP from part one based on a specific eligibility criteria and compared body mass index, relative school bag weight and hamstring flexibility with matched adolescents without NSLBP. Data was analysed using Statistica version 11. Independent t-tests or χ 2 tests of association were used for continuous and categorical data, respectively. The statistical significance was set at p < .05. Results: Recurrent NSLBP was associated with self-reported factors such as perceptions of a heavy school bag [χ 2 (1) = 85.9, p < 0.001]. A significant proportion of adolescents with recurrent NSLBP spent over 30 min carrying the school bag to and from school [χ 2 (1) =32.2, p < 0.001]. It was also associated with prolonged sitting (p < 0.001), not playing sports [χ 2 (1) =5.85, p = 0.02] and tight hamstrings [χ 2 (1) =7.6, p = 0.006]. Conclusions: Although conclusions from this study are hesitant because of the cross-sectional nature of the study and the relatively small sample size in follow-up study, recurrent NSLBP is associated with perceptions of a heavy school bag, duration of school bag carriage, no sports participation, prolonged sitting on entertainment activities, and tight hamstrings. These findings add to the importance of promoting physical activity at school or home especially aimed at improving muscle flexibility.
dc.identifier.apacitationChiwaridzo, M., & Naidoo, N. (2015). Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study. <i>Archives of Physiotherapy</i>, http://hdl.handle.net/11427/15624en_ZA
dc.identifier.chicagocitationChiwaridzo, Matthew, and Nirmala Naidoo "Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study." <i>Archives of Physiotherapy</i> (2015) http://hdl.handle.net/11427/15624en_ZA
dc.identifier.citationArchives of Physiotherapy. 2015 Dec 01;5(1):13
dc.identifier.ris TY - Journal Article AU - Chiwaridzo, Matthew AU - Naidoo, Nirmala AB - Background: Recurrent non-specific low back pain (NSLBP) is increasingly becoming common among adolescents worldwide. A recent study in Zimbabwe showed a relatively high prevalence (28.8 %) among high school students. Influential associated factors, however, remain unclear. This is a significant shortcoming. The aim was to determine personal or lifestyle-related factors associated with recurrent NSLBP among high school adolescents in Harare, Zimbabwe. Methods: This study was part of a large epidemiological study conducted in two continuous parts. Part one sought to determine self-reported associated factors among 532 participants (mean age =16 ± 1.72 years) drawn randomly from selected government schools using a reliable and content-validated questionnaire (Kappa coefficient, k = 0.32–1). Part two purposively identified adolescents (N = 64, median age =17 years, interquartile range, IQR = 15–18 years) with a history of ‘severe’ recurrent NSLBP from part one based on a specific eligibility criteria and compared body mass index, relative school bag weight and hamstring flexibility with matched adolescents without NSLBP. Data was analysed using Statistica version 11. Independent t-tests or χ 2 tests of association were used for continuous and categorical data, respectively. The statistical significance was set at p < .05. Results: Recurrent NSLBP was associated with self-reported factors such as perceptions of a heavy school bag [χ 2 (1) = 85.9, p < 0.001]. A significant proportion of adolescents with recurrent NSLBP spent over 30 min carrying the school bag to and from school [χ 2 (1) =32.2, p < 0.001]. It was also associated with prolonged sitting (p < 0.001), not playing sports [χ 2 (1) =5.85, p = 0.02] and tight hamstrings [χ 2 (1) =7.6, p = 0.006]. Conclusions: Although conclusions from this study are hesitant because of the cross-sectional nature of the study and the relatively small sample size in follow-up study, recurrent NSLBP is associated with perceptions of a heavy school bag, duration of school bag carriage, no sports participation, prolonged sitting on entertainment activities, and tight hamstrings. These findings add to the importance of promoting physical activity at school or home especially aimed at improving muscle flexibility. DA - 2015-12-01 DB - OpenUCT DO - 10.1186/s40945-015-0014-9 DP - University of Cape Town J1 - Archives of Physiotherapy LK - https://open.uct.ac.za PB - University of Cape Town PY - 2015 T1 - Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study TI - Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study UR - http://hdl.handle.net/11427/15624 ER - en_ZA
dc.identifier.urihttp://dx.doi.org/10.1186/s40945-015-0014-9
dc.identifier.urihttp://hdl.handle.net/11427/15624
dc.identifier.urihttp://hdl.handle.net/11427/15624
dc.identifier.urihttp://dx.doi.org/10.1186/s40945-015-0014-9
dc.identifier.vancouvercitationChiwaridzo M, Naidoo N. Differences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study. Archives of Physiotherapy. 2015; http://hdl.handle.net/11427/15624.en_ZA
dc.language.rfc3066en
dc.publisher.departmentDepartment of Health and Rehabilitation Sciencesen_ZA
dc.publisher.facultyFaculty of Health Sciencesen_ZA
dc.publisher.institutionUniversity of Cape Town
dc.rights.holderChiwaridzo and Naidoo.
dc.sourceArchives of Physiotherapy
dc.source.urihttp://archivesphysiotherapy.biomedcentral.com/
dc.titleDifferences in personal and lifestyle characteristics among Zimbabwean high school adolescents with and without recurrent non-specific low back pain: a two part cross-sectional study
dc.typeJournal Article
uct.type.filetypeText
uct.type.filetypeImage
uct.type.publicationResearchen_ZA
uct.type.resourceArticleen_ZA
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