Factors influencing disability in patients with chronic low back pain attending a tertiary hospital in sub-Saharan Africa

Table 2 Correlations between continuous variables and RMDQ scores in patients with CLBP at the Douala General Hospital, Cameroon

Variables	RMDQ score mean ± SD	r	p-value
Age in years	50.6 ± 12.2	0.27	0.002
Duration of CLBP in months, median (IQR)	33.0 (69.0)	0.09	0.305
Duration of current pain episode in months, median (IQR)	12.0 (21.0)	0.18	0.034
Pain intensity	41.3 ± 24.3	0.45	< 0.0001
Days of work loss	6.0 ± 10.2	0.36	< 0.0001
Units of Alcohol per week	5.5 ± 11.7	−0.02	0.835
BMI (kg/m ² )	29.6 ± 5.7	−0.01	0.942
Sleep satisfaction	65.0 ± 22.5	−0.19	0.030
Psychological wellbeing	59.9 ± 15.7	−0.40	< 0.0001

SD = standard deviation, r = Pearson’s correlation coefficient, IQR = interquartile range, BMI = body mass index, RMDQ = Roland Morris Disability Questionnaire

ISSN: 1471-2474