Multiple Sclerosis International / 2015 / Article / Tab 2 / Review Article
Epidemiology of Neuromyelitis Optica in the World: A Systematic Review and Meta-Analysis Table 2 Prevalence of NMO in studies with a random effect model.
Study Prevalence
[95% Conf. interval] % weight Lower Upper Etemadifar et al. [9 ] 1.95 1.62 2.321 13.13 Pandit and Kundapur [13 ] 2.62 1.533 4.113 7.66 Jacob et al. [10 ] 1.14 0.675 1.846 12.01 Houzen et al. [14 ] 0.85 0.294 2.225 9.99 Cossburn et al. [8 ] 1.96 1.208 3.032 9.98 Asgari et al. [7 ] 4.41 3.456 5.413 9.53 Cabrera-Gómez et al. [12 ] 0.52 0.404 0.665 13.77 Cabre et al. [11 ] 4.2 3.336 5.116 10.09 Rivera et al. [15 ] 0.18 0.133 0.257 13.85 Pooled prevalence 1.82 1.265 2.365 100
Heterogeneity chi-squared = 277.51 (d.f. = 8); < 0.001. -squared (variation in ES attributable to heterogeneity) = 97.1%. Estimate of between-study variance tau-squared = 0.057. Test of ES = 0 : = 6.46; < 0.001.