Table 4.

Disease characteristics of neuroblastoma at diagnosis

Country	n	Stage 1	Stage 4	Non-MYCN amplified	MYCN amplified	Non-HR	HR
Asia
China (2008-2013)[17]	59	6.8%	37.3%	55%	45%	53%	47%
China (2000-2006)[18]	98	3%	50%
India (1990-2004)[19]	103	1%	71.8%
Pakistan (2015-2016)[20]	70	0%	79%				> 61.1%
South America
Argentina (2000-2012)[29]	753	12%	55.5%	80%	20%
Brazil (1991-2012)[30]	258	15%	46%	75%	25%
Brazil (1990-2000)[16]	125	7%	64%	53%	47%
Middle East and North Africa
Egypt (2005-2010)[23]	142	0%	64.7%			24.2%	75.8%
Egypt (2001-2010)[24]	53	0%	67.9%	79.2%	20.8%	32%	68%
Iran (1974-2005)[25]	219	14.5%	53.8%
Iraq (2008-2014)[26]	62	1.6%	69.4%			45.2%	54.8%
Sub-Saharan Africa
Kenya (1997-2005)[44]	26	0%	92.3%

HR: High-risk.