Mortality in Extremely Low-Birth-Weight Neonates in México City (1985–2009)

Table 3

Preterm mortality rates in different countries.

Country	𝑛	Mortality rates∗	Year(s)	Mortality rate stratified by birth weight (in grams)
				<500	501–750	751–1000
Japan^1	3065	Neonatal	2005	47.5%	16.1%	6.5%
		NICU	2005	57.5%	21.6%	8%
United Kingdom and USA^2	4172	DR	1996–2000	52%	—	—
		NICU		62%	—	—
Israel^5<751 g	97	NICU hospital inborn	2003–2006	44%		—
		NICU hospital outborn		36%		—
USA^4	8312	120 days	1997–2002	—	45%	12%
Mexico (Private hospital)	40	Early neonatal	2005–2009	60%	39.1%	7.1%
		Neonatal		60%	56.5%	10.7%
		120-day		80%	60.8%	14.3%
Germany^15<1000 g	8677	NICU	2000–2005		15%
Finland^13	529511	Neonatal	1996–1997	89%	55%	23%
			1999–2000	75%	45%	16%
Spain^16	28	Early neonatal	2000–2003	—	11.1%	15.7%
		Neonatal		—	33.3%	21%
Turkey^17	135	NICU	1997–2000	—	91.7%	21.1%
Uruguay^11	130	NICU	2001–2004	100%	80.9%	25%
Mexico (Public System)^10	250	Early neonatal	1999–2001	81.8%	78.2%	26.6%
Norway^18	638	NICU	1999–2000	90%	58%	28%
India^7	137	NICU	1994–2000	100%	77%	39%
Thailand^8	22	Neonatal	2003–2006	—	80%	48%

∗Early neonatal (≤8 days), neonatal (≤28 days) NICU (Neonatal Intensive Care Unit), DR (Delivery Room), 120-day (survival of ≤120 days). Inborn: newborn born in their hospital, outborn: newborn born in other hospital.