Figure 2

Duration (in months) of delays to retinoblastoma treatment in Africa. L = Delay from symptom to treatment, D1 = Delay from symptom onset to diagnosis, D2 = Delay from diagnosis to treatment initiation. * = month duration obtained through personal communication with authors and included with authors’ kind permission (unpublished data). Cameroon L = 24 months, n = 57 (Kagmeni2013*) [23]. Congo L = 24 months, n = 49 (Lukusa2012) [9]. Nigeria D1 = 6.3 months, n = 26 (Bekibele2009) [24]. Tanzania D1 = 10 months, n = 91 (Bowman2008) [17]. Mali D1 = 50 months, n = 55 (Boubacar2010) [18]. Tunisia D1 = 10 months, n = 35 (Frikha2009) [16]. Namibia D2 = 3.5 months, n = 15 (Wessels1996) [25]. Sudan D1 = 10 months, n = 25 (Ali2011) [26]. Burkina Faso, D1 = 11 months, n = 3 (Nikiema2009) [27]. Kenya D1 = 6.8 months, n = 206 (Nyamori2012*) [20].