Variable Label (VAR)	Variable Name	Category	N(%)	N(Missing)	Mean(SD)	Median(Q1,Q3)	Range of Values	
A1. Blind_ID	BLIND_ID			1162(0)	465.62(272.08)	452.00(218.00,709.00)	2.00-919.00	
								
A3. Study visit	VISIT	Study Visit 6 (3 years)	293(25.2)					
								
		Study Visit 7 (4 years)	293(25.2)					
								
		Study Visit 8 (5 years)	289(24.9)					
								
		Study Visit 9 (6 years)	287(24.7)					
								
B1. Age of patient at time of this assessment	PATIENT_AGE	1 Age < 5 years	594(51.1)					
								
		2 Age >= 5 years	568(48.9)					
								
Ross classification of congestive heart failure (completed if CURRENT AGE is < 5 years)	ROSSCLAS	Class I (No limitations or symptoms)	474(40.8)					
								
		Class II (Symptoms but no growth failure)	86(7.4)					
								
		Class III (Growth failure and prolonged feeding time)	26(2.2)					
								
		Class IV (Growth failure and symptomatic at rest with >=1 symptom listed in B2c below)	8(0.7)					
								
		Skipped	568(48.9)					
								
B2a1. Mild tachypnea with feeds	CLS2TACH	Missing	2(0.2)					
								
		No	76(6.5)					
								
		Skipped	1074(92.4)					
								
		Yes	10(0.9)					
								
B2a2. Mild diaphoresis with feeds	CLS2DIAP	Missing	2(0.2)					
								
		No	79(6.8)					
								
		Skipped	1074(92.4)					
								
		Yes	7(0.6)					
								
B2a3. Dyspnea on exercise	CLS2DYSP	Missing	2(0.2)					
								
		No	8(0.7)					
								
		Skipped	1074(92.4)					
								
		Yes	78(6.7)					
								
B2b1. Marked tachypnea with feeds or exertion	CLS3TACH	No	19(1.6)					
								
		Skipped	1134(97.6)					
								
		Yes	9(0.8)					
								
B2b2. Marked diaphoresis with feeds or exertion	CLS3DIAP	No	28(2.4)					
								
		Skipped	1134(97.6)					
								
B2c1. Tachypnea	CLS4TACH	No	3(0.3)					
								
		Skipped	1152(99.1)					
								
		Yes	7(0.6)					
								
B2c2. Retractions	CLS4RETR	No	9(0.8)					
								
		Skipped	1152(99.1)					
								
		Yes	1(0.1)					
								
B2c3. Grunting	CLS4GRNT	No	9(0.8)					
								
		Skipped	1152(99.1)					
								
		Yes	1(0.1)					
								
B2c4. Diaphoresis	CLS4DIAP	No	10(0.9)					
								
		Skipped	1152(99.1)					
								
New York Heart Association (NYHA) Classification of Congestive Heart Failure (completed if CURRENT AGE is >= 5 years)	CLASS_CAT_NY	Class I (No limitation of activities; no symptoms from ordinary activities)	416(35.8)					
								
		Class II (Slight, mild limitation of activity; comfortable with rest or with mild exertion)	106(9.1)					
								
		Class III (Marked limitation of activity; comfortable only at rest)	20(1.7)					
								
		Class IV (Should be at complete rest; confined to bed or chair; any physical activity brings on disc	24(2.1)					
								
		Missing	2(0.2)					
								
		Skipped	594(51.1)					
								
Form Version	VER_ID	A	1074(92.4)					
								
		UNKNOWN	88(7.6)