slope index of inequality

Yu, D., Jordan, K. P., Wilkie, R., Bailey, J., Fitzpatrick, J., Ali, N., et al. (2023). Persistent inequalities in consultation incidence and prevalence of low back pain and osteoarthritis in England between 2004 and 2019. Rheumatol Adv Pract, 7, rkac106. http://doi.org/10.1093/rap/rkac106