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. 2021 Sep 28;2021(9):CD009790. doi: 10.1002/14651858.CD009790.pub2

Okafor 2012.

Study characteristics
Methods Study design: RCT
Setting: Nigeria, healthcare
Exercise groups: 1
Comparison groups: 1
Participants Number of participants: 30 (E1 = 15, C1 = 15)
Chronic LBP duration: Not specified (not specified)
Neurological/radicular symptoms: Not specified
Mean age (years): 55
Sex (female): 67%
Interventions Exercise Group 1 (E1): Aerobic dance; type = aerobic; duration = 6 weeks; dose = high; design = standardised; delivery = not specified; additional intervention = advice/education & manual therapy & heat/ice & anti‐inflammatory/analgesics
Comparison Group 1 (C1): Other conservative treatment (physical therapy)
Outcomes Core outcomes reported: Pain (Visual Analogue Scale); function (Roland‐Morris Disability Questionnaire); HRQoL (Nottingham Health Profile Questionnaire)
Follow‐up time periods available for syntheses: 6 weeks (short)
Notes Conflicts of interest: Not reported
Funding source: Not reported
Other: None
Risk of bias
Bias Authors' judgement Support for judgement
Random sequence generation (selection bias) Unclear risk Participants were randomised into two groups.
Allocation concealment (selection bias) Unclear risk Not described
Blinding of participants and personnel (performance bias)
All outcomes High risk Assumednot possible
Blinding of care provider (performance bias) High risk Assumed not possible
Blinding of outcome assessment (detection bias)
All outcomes High risk Assumed not possible
Incomplete outcome data (attrition bias)
All outcomes Unclear risk Not described
Participants analysed in group allocated (attrition bias) Unclear risk Not described
Selective reporting (reporting bias) Low risk Support for judgement was not available.
Groups similar at baseline (selection bias) Unclear risk Only age mentioned
Co‐interventions avoided or similar (performance bias) Unclear risk Not described
Compliance acceptable in all groups (performance bias) Unclear risk Not described
Timing of outcome assessment similar in all groups (detection bias) Low risk Support for judgement was not available.