Response Rate Table

Medicare HOS Survey Status Information
COHORT	DATE FIELDED	POPULATION	REPORTING UNITS (PLANS)	SAMPLE SIZE	INVALID SURVEYS	COMPLETED SURVEYS	RESPONSE RATE
Cohort I (Baseline)	May-98	M+CO	287	279,135	7,196	167,096	61.4%
Cohort I (Follow Up)	Apr-00	M+CO	188	89,332	1,203	75,593	85.8%
Cohort II (Baseline)	Mar-99	M+CO	312	301,184	8,829	194,378	66.5%
		PACE	20	4,225	435	1,752	46.2%
		EverCare	6	5,015	655	1,226	28.1%
Cohort II (Follow Up)	Jun-01	M+CO	160	88,468	1,539	73,015	84.0%
Cohort III (Baseline)	Apr-00	M+CO	306	298,883	7,662	208,655	71.6%
		PACE	20	3,831	564	1,672	51.2%
Cohort III (Follow Up)	May-02	M+CO	146	87,091	1,523	65,992	77.1%
Cohort IV (Baseline)	May-01	M+CO	197	190,523	6,041	126,255	68.4%
		PACE	17	3,943	362	1,321	36.9%
Cohort IV (Follow Up)	May-03	M+CO	152	71,549	951	55,480	78.6%
Cohort V (Baseline)	Apr-02	M+CO	177	171,504	5,963	106,168	64.1%
		PACE	20	4,834	710	1,385	33.6%
Cohort V (Follow Up)	May-04	MA	153	74,562	1,265	58,417	80.0%
Cohort VI (Baseline)	Apr-03	M+CO	163	161,409	5,579	100,669	64.6%
Cohort VI (Follow Up)	May-05	MA	154	69,865	854	56,075	81.3%
Cohort VII (Baseline)	Mar-04	MA	161	159,311	6,777	99,649	65.3%
Cohort VII (Follow Up)	May-06	MA	TBD	TBD	TBD	TBD	TBD
Cohort VIII (Baseline)	Apr-05	MA	164	162,902	6,966	101,588	65.1%
Cohort IX (Baseline)	Apr-06	MA	TBD	TBD	TBD	TBD	TBD
UPDATED May 2006