Gender, Estrogen, and Obliterative Lesions in the Lung

Table 1

Summary of PAH registry female to male ratios.

Registry	Time	Cohort	Number of patients	Female : male ratio	References
REVEAL	2006-2007	Mean age 53 yr; IPAH, HPAH, APAH, drug-/toxin-induced PAH	2525	4.1 : 1 IPAH; 3.8 : 1 APAH; 5.4 : 1 drug-/toxin-induced PAH	[83]
French	2002-2003	Mean age 50 yr; IPAH, HPAH, drug-/toxin-induced PAH	674	1.9 : 1	[84]
NIH	1981–1985	Mean age 36 yr; IPAH, HPAH	187	1.7 : 1	[85]

IPAH: Idiopathic PAH; HPAH: Heritable PAH; APAH: Associated PAH.