Predicting Survival Across Chronic Interstitial Lung Disease: The ILD-GAP Model

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 El índice GAP:

GAP Index for IPF*
Factor		Points
Gender:	Male	1
Age:	61-65	1
	>65	2
Physiology:	FVC 50-75% pred.	1
	< 50% pred.	2
	DLCO 36-55% pred.	1
	< 36% pred.	2
	Pt. cannot perform	3

* Patient characteristics not fitting the described criteria are scored as zero.

GAP Staging for IPF
		Mortality (%)
Points	Stage	1-yr	2-yr	3-yr
0-3	I	5.6	11	16
4-5	II	16	30	42
6-8	III	39	62	77

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